[libc-commits] [flang] [llvm] [libcxx] [libc] [clang] [compiler-rt] [Clang] Use correct base expression for counted_by field (#73168) (PR #73465)
Bill Wendling via libc-commits
libc-commits at lists.llvm.org
Sun Nov 26 23:34:46 PST 2023
https://github.com/bwendling updated https://github.com/llvm/llvm-project/pull/73465
>From 3aa35a39184ff8d4ff11b9f41b4551bec78bdca5 Mon Sep 17 00:00:00 2001
From: Bill Wendling <morbo at google.com>
Date: Wed, 22 Nov 2023 15:16:19 -0800
Subject: [PATCH 1/2] [Clang] Use correct base expression for counted_by field
The base expression of the counted_by field may not be the outermost
enclosing struct, but could be a sub-struct. Use the latter in those
cases.
Closes #73168
---
clang/lib/CodeGen/CGBuiltin.cpp | 4 +-
clang/lib/CodeGen/CGExpr.cpp | 52 ++++++---
clang/lib/CodeGen/CodeGenFunction.h | 3 +-
clang/test/CodeGen/attr-counted-by.c | 164 +++++++++++++--------------
4 files changed, 120 insertions(+), 103 deletions(-)
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp
index 710e4c162103b41..43bf1218b70d781 100644
--- a/clang/lib/CodeGen/CGBuiltin.cpp
+++ b/clang/lib/CodeGen/CGBuiltin.cpp
@@ -916,7 +916,7 @@ CodeGenFunction::emitFlexibleArrayMemberSize(const Expr *E, unsigned Type,
// Build a load of the counted_by field.
bool IsSigned = CountedByFD->getType()->isSignedIntegerType();
- const Expr *CountedByExpr = BuildCountedByFieldExpr(Base, CountedByFD);
+ Expr *CountedByExpr = BuildCountedByFieldExpr(Base, CountedByFD);
Value *CountedByInst = EmitAnyExprToTemp(CountedByExpr).getScalarVal();
llvm::Type *CountedByTy = CountedByInst->getType();
@@ -945,7 +945,7 @@ CodeGenFunction::emitFlexibleArrayMemberSize(const Expr *E, unsigned Type,
: Builder.CreateZExtOrTrunc(FAMSize, ResType);
Value *Res = FAMSize;
- if (const auto *DRE = dyn_cast<DeclRefExpr>(Base)) {
+ if (isa<DeclRefExpr>(Base)) {
// The whole struct is specificed in the __bdos.
const RecordDecl *OuterRD =
CountedByFD->getDeclContext()->getOuterLexicalRecordContext();
diff --git a/clang/lib/CodeGen/CGExpr.cpp b/clang/lib/CodeGen/CGExpr.cpp
index a75f630e1a4c767..60dc5d68a223dd8 100644
--- a/clang/lib/CodeGen/CGExpr.cpp
+++ b/clang/lib/CodeGen/CGExpr.cpp
@@ -940,7 +940,7 @@ static llvm::Value *getArrayIndexingBound(CodeGenFunction &CGF,
if (const ValueDecl *VD = CGF.FindCountedByField(Base)) {
IndexedType = Base->getType();
- const Expr *E = CGF.BuildCountedByFieldExpr(Base, VD);
+ Expr *E = CGF.BuildCountedByFieldExpr(Base, VD);
return CGF.EmitAnyExprToTemp(E).getScalarVal();
}
}
@@ -956,21 +956,41 @@ static llvm::Value *getArrayIndexingBound(CodeGenFunction &CGF,
return nullptr;
}
-const Expr *
-CodeGenFunction::BuildCountedByFieldExpr(const Expr *Base,
- const ValueDecl *CountedByVD) {
+Expr *CodeGenFunction::BuildCountedByFieldExpr(const Expr *Base,
+ const ValueDecl *CountedByVD) {
// Find the outer struct expr (i.e. p in p->a.b.c.d).
Expr *CountedByExpr = const_cast<Expr *>(Base)->IgnoreParenImpCasts();
+ // Get the enclosing struct, but not the outermost enclosing struct.
+ const DeclContext *DC = CountedByVD->getLexicalDeclContext();
+ const RecordDecl *CountedByRD = dyn_cast<RecordDecl>(DC);
+ if (!CountedByRD)
+ return nullptr;
+
// Work our way up the expression until we reach the DeclRefExpr.
- while (!isa<DeclRefExpr>(CountedByExpr))
- if (const auto *ME = dyn_cast<MemberExpr>(CountedByExpr))
- CountedByExpr = ME->getBase()->IgnoreParenImpCasts();
+ while (auto *ME = dyn_cast<MemberExpr>(CountedByExpr)) {
+ CountedByExpr = ME->getBase()->IgnoreImpCasts();
+
+ // Use the base of an ArraySubscriptExpr.
+ while (auto *ASE = dyn_cast<ArraySubscriptExpr>(CountedByExpr))
+ CountedByExpr = ASE->getBase()->IgnoreImpCasts();
+
+ QualType Ty = CountedByExpr->getType();
+ if (Ty->isPointerType())
+ Ty = Ty->getPointeeType();
+
+ // Stop when we reach the struct containing the counted_by field.
+ if (CountedByRD == Ty->getAsRecordDecl())
+ break;
+ }
+
+ ASTContext &Ctx = getContext();
- // Add back an implicit cast to create the required pr-value.
- CountedByExpr = ImplicitCastExpr::Create(
- getContext(), CountedByExpr->getType(), CK_LValueToRValue, CountedByExpr,
- nullptr, VK_PRValue, FPOptionsOverride());
+ if (!CountedByExpr->isPRValue())
+ // Add an implicit cast to create the required pr-value.
+ CountedByExpr = ImplicitCastExpr::Create(
+ Ctx, CountedByExpr->getType(), CK_LValueToRValue, CountedByExpr,
+ nullptr, VK_PRValue, FPOptionsOverride());
if (const auto *IFD = dyn_cast<IndirectFieldDecl>(CountedByVD)) {
// The counted_by field is inside an anonymous struct / union. The
@@ -978,15 +998,13 @@ CodeGenFunction::BuildCountedByFieldExpr(const Expr *Base,
// easily. (Yay!)
for (NamedDecl *ND : IFD->chain()) {
auto *VD = cast<ValueDecl>(ND);
- CountedByExpr =
- MemberExpr::CreateImplicit(getContext(), CountedByExpr,
- CountedByExpr->getType()->isPointerType(),
- VD, VD->getType(), VK_LValue, OK_Ordinary);
+ CountedByExpr = MemberExpr::CreateImplicit(
+ Ctx, CountedByExpr, CountedByExpr->getType()->isPointerType(), VD,
+ VD->getType(), VK_LValue, OK_Ordinary);
}
} else {
CountedByExpr = MemberExpr::CreateImplicit(
- getContext(), const_cast<Expr *>(CountedByExpr),
- CountedByExpr->getType()->isPointerType(),
+ Ctx, CountedByExpr, CountedByExpr->getType()->isPointerType(),
const_cast<ValueDecl *>(CountedByVD), CountedByVD->getType(), VK_LValue,
OK_Ordinary);
}
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index 618e78809db408b..7dc4d2812ab245d 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -3032,8 +3032,7 @@ class CodeGenFunction : public CodeGenTypeCache {
const ValueDecl *FindCountedByField(const Expr *Base);
/// Build an expression accessing the "counted_by" field.
- const Expr *BuildCountedByFieldExpr(const Expr *Base,
- const ValueDecl *CountedByVD);
+ Expr *BuildCountedByFieldExpr(const Expr *Base, const ValueDecl *CountedByVD);
llvm::Value *EmitScalarPrePostIncDec(const UnaryOperator *E, LValue LV,
bool isInc, bool isPre);
diff --git a/clang/test/CodeGen/attr-counted-by.c b/clang/test/CodeGen/attr-counted-by.c
index 5cefff0e6f1cd5c..97226a24f5d62fe 100644
--- a/clang/test/CodeGen/attr-counted-by.c
+++ b/clang/test/CodeGen/attr-counted-by.c
@@ -61,14 +61,14 @@ struct anon_struct {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[COUNT:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load i32, ptr [[COUNT]], align 8, !tbaa [[TBAA2:![0-9]+]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP1]], [[TMP2]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT7:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7:![0-9]+]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6:![0-9]+]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP1]], [[TMP2]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT7:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7:![0-9]+]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB2:[0-9]+]], i64 [[TMP4]]) #[[ATTR4:[0-9]+]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB2:[0-9]+]], i64 [[TMP4]]) #[[ATTR4:[0-9]+]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont7:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[TMP1]]
// SANITIZE-WITH-ATTR-NEXT: store i32 [[VAL]], ptr [[ARRAYIDX]], align 4, !tbaa [[TBAA2]]
@@ -107,12 +107,12 @@ void test1(struct annotated *p, int index, int val) {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[COUNT:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load i32, ptr [[COUNT]], align 8, !tbaa [[TBAA2]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP1]], [[INDEX]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP1]], [[INDEX]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB4:[0-9]+]], i64 [[INDEX]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB4:[0-9]+]], i64 [[INDEX]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont12:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[INDEX]]
// SANITIZE-WITH-ATTR-NEXT: [[DOTINV:%.*]] = icmp slt i32 [[TMP0]], 0
@@ -156,12 +156,12 @@ void test2(struct annotated *p, size_t index) {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[COUNT:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load i32, ptr [[COUNT]], align 8, !tbaa [[TBAA2]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP1]], [[INDEX]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP1]], [[INDEX]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB5:[0-9]+]], i64 [[INDEX]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB5:[0-9]+]], i64 [[INDEX]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont12:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[INDEX]]
// SANITIZE-WITH-ATTR-NEXT: [[DOTINV:%.*]] = icmp slt i32 [[TMP0]], 0
@@ -211,14 +211,14 @@ void test3(struct annotated *p, size_t index) {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[COUNT:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load i32, ptr [[COUNT]], align 8, !tbaa [[TBAA2]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP1]], [[TMP2]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT13:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP1]], [[TMP2]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT13:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB6:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB6:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont13:
// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = icmp sgt i32 [[TMP0]], 2
// SANITIZE-WITH-ATTR-NEXT: [[TMP6:%.*]] = shl i32 [[TMP0]], 2
@@ -229,14 +229,14 @@ void test3(struct annotated *p, size_t index) {
// SANITIZE-WITH-ATTR-NEXT: store i32 [[CONV3]], ptr [[ARRAYIDX]], align 4, !tbaa [[TBAA2]]
// SANITIZE-WITH-ATTR-NEXT: [[TMP9:%.*]] = load i32, ptr [[COUNT]], align 8, !tbaa [[TBAA2]]
// SANITIZE-WITH-ATTR-NEXT: [[ADD:%.*]] = add nsw i32 [[INDEX]], 1
-// SANITIZE-WITH-ATTR-NEXT: [[TMP10:%.*]] = sext i32 [[ADD]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP11:%.*]] = zext i32 [[TMP9]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP12:%.*]] = icmp ult i64 [[TMP10]], [[TMP11]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP12]], label [[CONT34:%.*]], label [[HANDLER_OUT_OF_BOUNDS29:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP10:%.*]] = sext i32 [[ADD]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP11:%.*]] = zext i32 [[TMP9]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP12:%.*]] = icmp ult i64 [[TMP10]], [[TMP11]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP12]], label [[CONT34:%.*]], label [[HANDLER_OUT_OF_BOUNDS29:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds29:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP13:%.*]] = zext i32 [[ADD]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB7:[0-9]+]], i64 [[TMP13]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP13:%.*]] = zext i32 [[ADD]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB7:[0-9]+]], i64 [[TMP13]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont34:
// SANITIZE-WITH-ATTR-NEXT: [[TMP14:%.*]] = icmp sgt i32 [[TMP9]], 3
// SANITIZE-WITH-ATTR-NEXT: [[TMP15:%.*]] = shl i32 [[TMP9]], 2
@@ -247,14 +247,14 @@ void test3(struct annotated *p, size_t index) {
// SANITIZE-WITH-ATTR-NEXT: store i32 [[CONV20]], ptr [[ARRAYIDX32]], align 4, !tbaa [[TBAA2]]
// SANITIZE-WITH-ATTR-NEXT: [[TMP18:%.*]] = load i32, ptr [[COUNT]], align 8, !tbaa [[TBAA2]]
// SANITIZE-WITH-ATTR-NEXT: [[ADD45:%.*]] = add nsw i32 [[INDEX]], 2
-// SANITIZE-WITH-ATTR-NEXT: [[TMP19:%.*]] = sext i32 [[ADD45]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP20:%.*]] = zext i32 [[TMP18]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP21:%.*]] = icmp ult i64 [[TMP19]], [[TMP20]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP21]], label [[CONT56:%.*]], label [[HANDLER_OUT_OF_BOUNDS51:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP19:%.*]] = sext i32 [[ADD45]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP20:%.*]] = zext i32 [[TMP18]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP21:%.*]] = icmp ult i64 [[TMP19]], [[TMP20]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP21]], label [[CONT56:%.*]], label [[HANDLER_OUT_OF_BOUNDS51:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds51:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP22:%.*]] = zext i32 [[ADD45]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB8:[0-9]+]], i64 [[TMP22]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP22:%.*]] = zext i32 [[ADD45]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB8:[0-9]+]], i64 [[TMP22]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont56:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX54:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[TMP19]]
// SANITIZE-WITH-ATTR-NEXT: [[TMP23:%.*]] = sub nsw i32 [[TMP18]], [[FAM_IDX]]
@@ -346,13 +346,13 @@ void test4(struct annotated *p, int index, int fam_idx) {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[COUNT:%.*]] = getelementptr inbounds [[STRUCT_ANON_STRUCT:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load i64, ptr [[COUNT]], align 8, !tbaa [[TBAA8:![0-9]+]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP0]], [[TMP1]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP0]], [[TMP1]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB9:[0-9]+]], i64 [[TMP3]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB9:[0-9]+]], i64 [[TMP3]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont12:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAY:%.*]] = getelementptr inbounds [[STRUCT_ANON_STRUCT]], ptr [[P]], i64 1
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [0 x i32], ptr [[ARRAY]], i64 0, i64 [[TMP1]]
@@ -407,13 +407,13 @@ void test5(struct anon_struct *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[COUNT:%.*]] = getelementptr inbounds [[STRUCT_ANON_STRUCT:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load i64, ptr [[COUNT]], align 8, !tbaa [[TBAA8]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP0]], [[TMP1]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP0]], [[TMP1]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB10:[0-9]+]], i64 [[TMP3]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB10:[0-9]+]], i64 [[TMP3]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont12:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAY:%.*]] = getelementptr inbounds [[STRUCT_ANON_STRUCT]], ptr [[P]], i64 1
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [0 x i32], ptr [[ARRAY]], i64 0, i64 [[TMP1]]
@@ -468,14 +468,14 @@ void test6(struct anon_struct *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = load i32, ptr [[TMP0]], align 8
// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = and i32 [[TMP1]], 255
// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = icmp ugt i32 [[TMP2]], [[INDEX]]
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT23:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT23:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB12:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB12:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont23:
// SANITIZE-WITH-ATTR-NEXT: [[INTS:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 9
-// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [0 x i8], ptr [[INTS]], i64 0, i64 [[TMP5]]
// SANITIZE-WITH-ATTR-NEXT: [[DOTINV:%.*]] = icmp slt i32 [[TMP1]], 0
// SANITIZE-WITH-ATTR-NEXT: [[TMP6:%.*]] = tail call i32 @llvm.smax.i32(i32 [[TMP1]], i32 12)
@@ -529,13 +529,13 @@ void test7(struct union_of_fams *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = getelementptr inbounds [[STRUCT_UNION_OF_FAMS:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = load i8, ptr [[TMP0]], align 8, !tbaa [[TBAA10]]
// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = zext i8 [[TMP1]] to i64
-// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = icmp ult i64 [[TMP3]], [[TMP2]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = icmp ult i64 [[TMP3]], [[TMP2]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB13:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB13:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont24:
// SANITIZE-WITH-ATTR-NEXT: [[INTS:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 9
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [0 x i8], ptr [[INTS]], i64 0, i64 [[TMP3]]
@@ -582,14 +582,14 @@ void test8(struct union_of_fams *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = getelementptr inbounds [[STRUCT_UNION_OF_FAMS:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = load i32, ptr [[TMP0]], align 8, !tbaa [[TBAA10]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = icmp ult i64 [[TMP2]], [[TMP3]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = icmp ult i64 [[TMP2]], [[TMP3]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB14:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB14:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont24:
// SANITIZE-WITH-ATTR-NEXT: [[BYTES:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 12
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [0 x i8], ptr [[BYTES]], i64 0, i64 [[TMP2]]
@@ -644,14 +644,14 @@ void test9(struct union_of_fams *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = getelementptr inbounds [[STRUCT_UNION_OF_FAMS:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = load i32, ptr [[TMP0]], align 8, !tbaa [[TBAA10]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = icmp ult i64 [[TMP2]], [[TMP3]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = icmp ult i64 [[TMP2]], [[TMP3]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB15:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB15:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont24:
// SANITIZE-WITH-ATTR-NEXT: [[BYTES:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 12
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [0 x i8], ptr [[BYTES]], i64 0, i64 [[TMP2]]
@@ -700,14 +700,14 @@ void test10(struct union_of_fams *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: entry:
// SANITIZE-WITH-ATTR-NEXT: [[COUNT:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED:%.*]], ptr [[P]], i64 0, i32 1
// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load i32, ptr [[COUNT]], align 8, !tbaa [[TBAA2]]
-// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP1]], [[TMP2]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT7:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = sext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP1]], [[TMP2]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT7:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB16:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize !6
-// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize !6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB16:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont7:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[TMP1]]
// SANITIZE-WITH-ATTR-NEXT: store i32 4, ptr [[ARRAYIDX]], align 4, !tbaa [[TBAA2]]
>From f3949f02cd6c217dbd6b3a9fb2bd7f96c2c54f85 Mon Sep 17 00:00:00 2001
From: Bill Wendling <morbo at google.com>
Date: Sun, 26 Nov 2023 23:34:26 -0800
Subject: [PATCH 2/2] Add testcases
---
clang/test/CodeGen/attr-counted-by.c | 201 +++++++++++++++++++++++++--
1 file changed, 188 insertions(+), 13 deletions(-)
diff --git a/clang/test/CodeGen/attr-counted-by.c b/clang/test/CodeGen/attr-counted-by.c
index 97226a24f5d62fe..6826675ee92f159 100644
--- a/clang/test/CodeGen/attr-counted-by.c
+++ b/clang/test/CodeGen/attr-counted-by.c
@@ -67,7 +67,7 @@ struct anon_struct {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT7:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7:![0-9]+]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB2:[0-9]+]], i64 [[TMP4]]) #[[ATTR4:[0-9]+]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB2:[0-9]+]], i64 [[TMP4]]) #[[ATTR7:[0-9]+]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont7:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[TMP1]]
@@ -111,7 +111,7 @@ void test1(struct annotated *p, int index, int val) {
// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP1]], [[INDEX]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB4:[0-9]+]], i64 [[INDEX]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB4:[0-9]+]], i64 [[INDEX]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont12:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[INDEX]]
@@ -160,7 +160,7 @@ void test2(struct annotated *p, size_t index) {
// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = icmp ugt i64 [[TMP1]], [[INDEX]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB5:[0-9]+]], i64 [[INDEX]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB5:[0-9]+]], i64 [[INDEX]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont12:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[INDEX]]
@@ -217,7 +217,7 @@ void test3(struct annotated *p, size_t index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT13:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB6:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB6:[0-9]+]], i64 [[TMP4]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont13:
// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = icmp sgt i32 [[TMP0]], 2
@@ -235,7 +235,7 @@ void test3(struct annotated *p, size_t index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP12]], label [[CONT34:%.*]], label [[HANDLER_OUT_OF_BOUNDS29:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds29:
// SANITIZE-WITH-ATTR-NEXT: [[TMP13:%.*]] = zext i32 [[ADD]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB7:[0-9]+]], i64 [[TMP13]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB7:[0-9]+]], i64 [[TMP13]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont34:
// SANITIZE-WITH-ATTR-NEXT: [[TMP14:%.*]] = icmp sgt i32 [[TMP9]], 3
@@ -253,7 +253,7 @@ void test3(struct annotated *p, size_t index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP21]], label [[CONT56:%.*]], label [[HANDLER_OUT_OF_BOUNDS51:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds51:
// SANITIZE-WITH-ATTR-NEXT: [[TMP22:%.*]] = zext i32 [[ADD45]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB8:[0-9]+]], i64 [[TMP22]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB8:[0-9]+]], i64 [[TMP22]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont56:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX54:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[TMP19]]
@@ -351,7 +351,7 @@ void test4(struct annotated *p, int index, int fam_idx) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB9:[0-9]+]], i64 [[TMP3]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB9:[0-9]+]], i64 [[TMP3]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont12:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAY:%.*]] = getelementptr inbounds [[STRUCT_ANON_STRUCT]], ptr [[P]], i64 1
@@ -412,7 +412,7 @@ void test5(struct anon_struct *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP2]], label [[CONT12:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB10:[0-9]+]], i64 [[TMP3]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB10:[0-9]+]], i64 [[TMP3]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont12:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAY:%.*]] = getelementptr inbounds [[STRUCT_ANON_STRUCT]], ptr [[P]], i64 1
@@ -471,7 +471,7 @@ void test6(struct anon_struct *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT23:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB12:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB12:[0-9]+]], i64 [[TMP4]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont23:
// SANITIZE-WITH-ATTR-NEXT: [[INTS:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 9
@@ -534,7 +534,7 @@ void test7(struct union_of_fams *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB13:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB13:[0-9]+]], i64 [[TMP5]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont24:
// SANITIZE-WITH-ATTR-NEXT: [[INTS:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 9
@@ -588,7 +588,7 @@ void test8(struct union_of_fams *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB14:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB14:[0-9]+]], i64 [[TMP5]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont24:
// SANITIZE-WITH-ATTR-NEXT: [[BYTES:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 12
@@ -650,7 +650,7 @@ void test9(struct union_of_fams *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP4]], label [[CONT24:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP5:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB15:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB15:[0-9]+]], i64 [[TMP5]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont24:
// SANITIZE-WITH-ATTR-NEXT: [[BYTES:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 12
@@ -706,7 +706,7 @@ void test10(struct union_of_fams *p, int index) {
// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT7:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: handler.out_of_bounds:
// SANITIZE-WITH-ATTR-NEXT: [[TMP4:%.*]] = zext i32 [[INDEX]] to i64, !nosanitize [[META6]]
-// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB16:[0-9]+]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB16:[0-9]+]], i64 [[TMP4]]) #[[ATTR7]], !nosanitize [[META6]]
// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
// SANITIZE-WITH-ATTR: cont7:
// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ANNOTATED]], ptr [[P]], i64 0, i32 2, i64 [[TMP1]]
@@ -740,3 +740,178 @@ void test10(struct union_of_fams *p, int index) {
void test11(struct annotated *p, int index) {
p->array[index] = __builtin_dynamic_object_size(&p->count, 1);
}
+
+struct {
+ struct {
+ struct {
+ int num_entries;
+ };
+ };
+ int entries[] __attribute__((__counted_by__(num_entries)));
+} test12_foo;
+
+struct hang {
+ int entries[6];
+} test12_bar;
+
+int test12_a, test12_b;
+
+// PR73168 - Hanging.
+// SANITIZE-WITH-ATTR-LABEL: define dso_local i32 @test12(
+// SANITIZE-WITH-ATTR-SAME: i32 noundef [[INDEX:%.*]]) local_unnamed_addr #[[ATTR3:[0-9]+]] {
+// SANITIZE-WITH-ATTR-NEXT: entry:
+// SANITIZE-WITH-ATTR-NEXT: [[BAZ:%.*]] = alloca [[STRUCT_HANG:%.*]], align 4
+// SANITIZE-WITH-ATTR-NEXT: call void @llvm.lifetime.start.p0(i64 24, ptr nonnull [[BAZ]]) #[[ATTR8:[0-9]+]]
+// SANITIZE-WITH-ATTR-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) [[BAZ]], ptr noundef nonnull align 4 dereferenceable(24) @test12_bar, i64 24, i1 false), !tbaa.struct [[TBAA_STRUCT11:![0-9]+]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = icmp ult i32 [[INDEX]], 6
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = zext i32 [[INDEX]] to i64
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP0]], label [[CONT:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR: handler.out_of_bounds:
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB18:[0-9]+]], i64 [[TMP1]]) #[[ATTR7]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR: cont:
+// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [6 x i32], ptr [[BAZ]], i64 0, i64 [[TMP1]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = load i32, ptr [[ARRAYIDX]], align 4, !tbaa [[TBAA2]]
+// SANITIZE-WITH-ATTR-NEXT: store i32 [[TMP2]], ptr @test12_b, align 4, !tbaa [[TBAA2]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = load i32, ptr @test12_foo, align 4, !tbaa [[TBAA12:![0-9]+]]
+// SANITIZE-WITH-ATTR-NEXT: [[DOTNOT:%.*]] = icmp eq i32 [[TMP3]], 0
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[DOTNOT]], label [[HANDLER_OUT_OF_BOUNDS12:%.*]], label [[HANDLER_TYPE_MISMATCH14:%.*]], !prof [[PROF15:![0-9]+]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR: handler.out_of_bounds12:
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB19:[0-9]+]], i64 0) #[[ATTR7]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR: handler.type_mismatch14:
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_type_mismatch_v1_abort(ptr nonnull @[[GLOB20:[0-9]+]], i64 ptrtoint (ptr getelementptr inbounds ([[STRUCT_ANON_5:%.*]], ptr @test12_foo, i64 1, i32 0, i32 0, i32 0) to i64)) #[[ATTR7]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
+//
+// NO-SANITIZE-WITH-ATTR-LABEL: define dso_local i32 @test12(
+// NO-SANITIZE-WITH-ATTR-SAME: i32 noundef [[INDEX:%.*]]) local_unnamed_addr #[[ATTR4:[0-9]+]] {
+// NO-SANITIZE-WITH-ATTR-NEXT: entry:
+// NO-SANITIZE-WITH-ATTR-NEXT: [[BAZ:%.*]] = alloca [[STRUCT_HANG:%.*]], align 4
+// NO-SANITIZE-WITH-ATTR-NEXT: call void @llvm.lifetime.start.p0(i64 24, ptr nonnull [[BAZ]]) #[[ATTR9:[0-9]+]]
+// NO-SANITIZE-WITH-ATTR-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) [[BAZ]], ptr noundef nonnull align 4 dereferenceable(24) @test12_bar, i64 24, i1 false), !tbaa.struct [[TBAA_STRUCT9:![0-9]+]]
+// NO-SANITIZE-WITH-ATTR-NEXT: [[IDXPROM:%.*]] = sext i32 [[INDEX]] to i64
+// NO-SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [6 x i32], ptr [[BAZ]], i64 0, i64 [[IDXPROM]]
+// NO-SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4, !tbaa [[TBAA2]]
+// NO-SANITIZE-WITH-ATTR-NEXT: store i32 [[TMP0]], ptr @test12_b, align 4, !tbaa [[TBAA2]]
+// NO-SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = load i32, ptr getelementptr inbounds ([[STRUCT_ANON_5:%.*]], ptr @test12_foo, i64 1, i32 0, i32 0, i32 0), align 4, !tbaa [[TBAA2]]
+// NO-SANITIZE-WITH-ATTR-NEXT: store i32 [[TMP1]], ptr @test12_a, align 4, !tbaa [[TBAA2]]
+// NO-SANITIZE-WITH-ATTR-NEXT: br label [[FOR_COND:%.*]]
+// NO-SANITIZE-WITH-ATTR: for.cond:
+// NO-SANITIZE-WITH-ATTR-NEXT: br label [[FOR_COND]]
+//
+// SANITIZE-WITHOUT-ATTR-LABEL: define dso_local i32 @test12(
+// SANITIZE-WITHOUT-ATTR-SAME: i32 noundef [[INDEX:%.*]]) local_unnamed_addr #[[ATTR2:[0-9]+]] {
+// SANITIZE-WITHOUT-ATTR-NEXT: entry:
+// SANITIZE-WITHOUT-ATTR-NEXT: [[BAZ:%.*]] = alloca [[STRUCT_HANG:%.*]], align 4
+// SANITIZE-WITHOUT-ATTR-NEXT: call void @llvm.lifetime.start.p0(i64 24, ptr nonnull [[BAZ]]) #[[ATTR5:[0-9]+]]
+// SANITIZE-WITHOUT-ATTR-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) [[BAZ]], ptr noundef nonnull align 4 dereferenceable(24) @test12_bar, i64 24, i1 false), !tbaa.struct [[TBAA_STRUCT7:![0-9]+]]
+// SANITIZE-WITHOUT-ATTR-NEXT: [[TMP0:%.*]] = icmp ult i32 [[INDEX]], 6
+// SANITIZE-WITHOUT-ATTR-NEXT: [[TMP1:%.*]] = zext i32 [[INDEX]] to i64
+// SANITIZE-WITHOUT-ATTR-NEXT: br i1 [[TMP0]], label [[CONT:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF8:![0-9]+]], !nosanitize [[META9:![0-9]+]]
+// SANITIZE-WITHOUT-ATTR: handler.out_of_bounds:
+// SANITIZE-WITHOUT-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB2:[0-9]+]], i64 [[TMP1]]) #[[ATTR6:[0-9]+]], !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR-NEXT: unreachable, !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR: cont:
+// SANITIZE-WITHOUT-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [6 x i32], ptr [[BAZ]], i64 0, i64 [[TMP1]]
+// SANITIZE-WITHOUT-ATTR-NEXT: [[TMP2:%.*]] = load i32, ptr [[ARRAYIDX]], align 4, !tbaa [[TBAA2]]
+// SANITIZE-WITHOUT-ATTR-NEXT: store i32 [[TMP2]], ptr @test12_b, align 4, !tbaa [[TBAA2]]
+// SANITIZE-WITHOUT-ATTR-NEXT: [[TMP3:%.*]] = load i32, ptr @test12_foo, align 4, !tbaa [[TBAA10:![0-9]+]]
+// SANITIZE-WITHOUT-ATTR-NEXT: [[DOTNOT:%.*]] = icmp eq i32 [[TMP3]], 0
+// SANITIZE-WITHOUT-ATTR-NEXT: br i1 [[DOTNOT]], label [[HANDLER_OUT_OF_BOUNDS12:%.*]], label [[HANDLER_TYPE_MISMATCH14:%.*]], !prof [[PROF13:![0-9]+]], !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR: handler.out_of_bounds12:
+// SANITIZE-WITHOUT-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB4:[0-9]+]], i64 0) #[[ATTR6]], !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR-NEXT: unreachable, !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR: handler.type_mismatch14:
+// SANITIZE-WITHOUT-ATTR-NEXT: tail call void @__ubsan_handle_type_mismatch_v1_abort(ptr nonnull @[[GLOB5:[0-9]+]], i64 ptrtoint (ptr getelementptr inbounds ([[STRUCT_ANON_5:%.*]], ptr @test12_foo, i64 1, i32 0, i32 0, i32 0) to i64)) #[[ATTR6]], !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR-NEXT: unreachable, !nosanitize [[META9]]
+//
+// NO-SANITIZE-WITHOUT-ATTR-LABEL: define dso_local i32 @test12(
+// NO-SANITIZE-WITHOUT-ATTR-SAME: i32 noundef [[INDEX:%.*]]) local_unnamed_addr #[[ATTR2:[0-9]+]] {
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: entry:
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: [[BAZ:%.*]] = alloca [[STRUCT_HANG:%.*]], align 4
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: call void @llvm.lifetime.start.p0(i64 24, ptr nonnull [[BAZ]]) #[[ATTR6:[0-9]+]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(24) [[BAZ]], ptr noundef nonnull align 4 dereferenceable(24) @test12_bar, i64 24, i1 false), !tbaa.struct [[TBAA_STRUCT7:![0-9]+]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: [[IDXPROM:%.*]] = sext i32 [[INDEX]] to i64
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [6 x i32], ptr [[BAZ]], i64 0, i64 [[IDXPROM]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4, !tbaa [[TBAA2]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: store i32 [[TMP0]], ptr @test12_b, align 4, !tbaa [[TBAA2]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: [[TMP1:%.*]] = load i32, ptr getelementptr inbounds ([[STRUCT_ANON_5:%.*]], ptr @test12_foo, i64 1, i32 0, i32 0, i32 0), align 4, !tbaa [[TBAA2]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: store i32 [[TMP1]], ptr @test12_a, align 4, !tbaa [[TBAA2]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: br label [[FOR_COND:%.*]]
+// NO-SANITIZE-WITHOUT-ATTR: for.cond:
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: br label [[FOR_COND]]
+//
+int test12(int index) {
+ struct hang baz = test12_bar;
+
+ for (;; test12_a = (&test12_foo)->entries[0])
+ test12_b = baz.entries[index];
+
+ return test12_b;
+}
+
+struct test13_foo {
+ struct test13_bar *domain;
+} test13_f;
+
+struct test13_bar {
+ struct test13_bar *parent;
+ int revmap_size;
+ struct test13_foo *revmap[] __attribute__((__counted_by__(revmap_size)));
+};
+
+// PR73168 - ICE.
+// SANITIZE-WITH-ATTR-LABEL: define dso_local i32 @test13(
+// SANITIZE-WITH-ATTR-SAME: i64 noundef [[INDEX:%.*]]) local_unnamed_addr #[[ATTR0]] {
+// SANITIZE-WITH-ATTR-NEXT: entry:
+// SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load ptr, ptr @test13_f, align 8, !tbaa [[TBAA16:![0-9]+]]
+// SANITIZE-WITH-ATTR-NEXT: [[REVMAP_SIZE:%.*]] = getelementptr inbounds [[STRUCT_TEST13_BAR:%.*]], ptr [[TMP0]], i64 0, i32 1
+// SANITIZE-WITH-ATTR-NEXT: [[TMP1:%.*]] = load i32, ptr [[REVMAP_SIZE]], align 8, !tbaa [[TBAA2]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP2:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: [[TMP3:%.*]] = icmp ugt i64 [[TMP2]], [[INDEX]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: br i1 [[TMP3]], label [[CONT11:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF7]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR: handler.out_of_bounds:
+// SANITIZE-WITH-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB23:[0-9]+]], i64 [[INDEX]]) #[[ATTR7]], !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR-NEXT: unreachable, !nosanitize [[META6]]
+// SANITIZE-WITH-ATTR: cont11:
+// SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_TEST13_BAR]], ptr [[TMP0]], i64 0, i32 2, i64 [[INDEX]]
+// SANITIZE-WITH-ATTR-NEXT: store ptr null, ptr [[ARRAYIDX]], align 8, !tbaa [[TBAA19:![0-9]+]]
+// SANITIZE-WITH-ATTR-NEXT: ret i32 0
+//
+// NO-SANITIZE-WITH-ATTR-LABEL: define dso_local i32 @test13(
+// NO-SANITIZE-WITH-ATTR-SAME: i64 noundef [[INDEX:%.*]]) local_unnamed_addr #[[ATTR7:[0-9]+]] {
+// NO-SANITIZE-WITH-ATTR-NEXT: entry:
+// NO-SANITIZE-WITH-ATTR-NEXT: [[TMP0:%.*]] = load ptr, ptr @test13_f, align 8, !tbaa [[TBAA10:![0-9]+]]
+// NO-SANITIZE-WITH-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_TEST13_BAR:%.*]], ptr [[TMP0]], i64 0, i32 2, i64 [[INDEX]]
+// NO-SANITIZE-WITH-ATTR-NEXT: store ptr null, ptr [[ARRAYIDX]], align 8, !tbaa [[TBAA13:![0-9]+]]
+// NO-SANITIZE-WITH-ATTR-NEXT: ret i32 0
+//
+// SANITIZE-WITHOUT-ATTR-LABEL: define dso_local i32 @test13(
+// SANITIZE-WITHOUT-ATTR-SAME: i64 noundef [[INDEX:%.*]]) local_unnamed_addr #[[ATTR0]] {
+// SANITIZE-WITHOUT-ATTR-NEXT: entry:
+// SANITIZE-WITHOUT-ATTR-NEXT: [[TMP0:%.*]] = load ptr, ptr @test13_f, align 8, !tbaa [[TBAA14:![0-9]+]]
+// SANITIZE-WITHOUT-ATTR-NEXT: [[REVMAP_SIZE:%.*]] = getelementptr inbounds [[STRUCT_TEST13_BAR:%.*]], ptr [[TMP0]], i64 0, i32 1
+// SANITIZE-WITHOUT-ATTR-NEXT: [[TMP1:%.*]] = load i32, ptr [[REVMAP_SIZE]], align 8, !tbaa [[TBAA2]]
+// SANITIZE-WITHOUT-ATTR-NEXT: [[TMP2:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR-NEXT: [[TMP3:%.*]] = icmp ugt i64 [[TMP2]], [[INDEX]], !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR-NEXT: br i1 [[TMP3]], label [[CONT11:%.*]], label [[HANDLER_OUT_OF_BOUNDS:%.*]], !prof [[PROF8]], !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR: handler.out_of_bounds:
+// SANITIZE-WITHOUT-ATTR-NEXT: tail call void @__ubsan_handle_out_of_bounds_abort(ptr nonnull @[[GLOB8:[0-9]+]], i64 [[INDEX]]) #[[ATTR6]], !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR-NEXT: unreachable, !nosanitize [[META9]]
+// SANITIZE-WITHOUT-ATTR: cont11:
+// SANITIZE-WITHOUT-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_TEST13_BAR]], ptr [[TMP0]], i64 0, i32 2, i64 [[INDEX]]
+// SANITIZE-WITHOUT-ATTR-NEXT: store ptr null, ptr [[ARRAYIDX]], align 8, !tbaa [[TBAA17:![0-9]+]]
+// SANITIZE-WITHOUT-ATTR-NEXT: ret i32 0
+//
+// NO-SANITIZE-WITHOUT-ATTR-LABEL: define dso_local i32 @test13(
+// NO-SANITIZE-WITHOUT-ATTR-SAME: i64 noundef [[INDEX:%.*]]) local_unnamed_addr #[[ATTR5:[0-9]+]] {
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: entry:
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: [[TMP0:%.*]] = load ptr, ptr @test13_f, align 8, !tbaa [[TBAA8:![0-9]+]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_TEST13_BAR:%.*]], ptr [[TMP0]], i64 0, i32 2, i64 [[INDEX]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: store ptr null, ptr [[ARRAYIDX]], align 8, !tbaa [[TBAA11:![0-9]+]]
+// NO-SANITIZE-WITHOUT-ATTR-NEXT: ret i32 0
+//
+int test13(long index) {
+ test13_f.domain->revmap[index] = 0;
+ return 0;
+}
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