r221713 - Simplify the test by using multiple --check-prefix arguments
Alexey Samsonov
vonosmas at gmail.com
Tue Nov 11 13:50:45 PST 2014
Author: samsonov
Date: Tue Nov 11 15:50:44 2014
New Revision: 221713
URL: http://llvm.org/viewvc/llvm-project?rev=221713&view=rev
Log:
Simplify the test by using multiple --check-prefix arguments
Modified:
cfe/trunk/test/CodeGen/catch-undef-behavior.c
Modified: cfe/trunk/test/CodeGen/catch-undef-behavior.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/catch-undef-behavior.c?rev=221713&r1=221712&r2=221713&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/catch-undef-behavior.c (original)
+++ cfe/trunk/test/CodeGen/catch-undef-behavior.c Tue Nov 11 15:50:44 2014
@@ -1,61 +1,48 @@
-// RUN: %clang_cc1 -fsanitize=alignment,null,object-size,shift,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s
-// RUN: %clang_cc1 -fsanitize-undefined-trap-on-error -fsanitize=alignment,null,object-size,shift,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-TRAP
+// RUN: %clang_cc1 -fsanitize=alignment,null,object-size,shift,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-COMMON --check-prefix=CHECK-UBSAN
+// RUN: %clang_cc1 -fsanitize-undefined-trap-on-error -fsanitize=alignment,null,object-size,shift,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-COMMON --check-prefix=CHECK-TRAP
// RUN: %clang_cc1 -fsanitize=null -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-NULL
// RUN: %clang_cc1 -fsanitize=signed-integer-overflow -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-OVERFLOW
-// CHECK: @[[INT:.*]] = private unnamed_addr constant { i16, i16, [6 x i8] } { i16 0, i16 11, [6 x i8] c"'int'\00" }
+// CHECK-UBSAN: @[[INT:.*]] = private unnamed_addr constant { i16, i16, [6 x i8] } { i16 0, i16 11, [6 x i8] c"'int'\00" }
// FIXME: When we only emit each type once, use [[INT]] more below.
-// CHECK: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}} @[[INT]], i64 4, i8 1
-// CHECK: @[[LINE_200:.*]] = {{.*}}, i32 200, i32 10 {{.*}}, i64 4, i8 0
-// CHECK: @[[LINE_300:.*]] = {{.*}}, i32 300, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}}
-// CHECK: @[[LINE_400:.*]] = {{.*}}, i32 400, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}}
-// CHECK: @[[LINE_500:.*]] = {{.*}}, i32 500, i32 10 {{.*}} @{{.*}}, i64 4, i8 0 }
-// CHECK: @[[LINE_600:.*]] = {{.*}}, i32 600, i32 3 {{.*}} @{{.*}}, i64 4, i8 1 }
-
-// CHECK: @[[STRUCT_S:.*]] = private unnamed_addr constant { i16, i16, [11 x i8] } { i16 -1, i16 0, [11 x i8] c"'struct S'\00" }
-
-// CHECK: @[[LINE_700:.*]] = {{.*}}, i32 700, i32 14 {{.*}} @[[STRUCT_S]], i64 4, i8 3 }
-// CHECK: @[[LINE_800:.*]] = {{.*}}, i32 800, i32 12 {{.*}} @{{.*}} }
-// CHECK: @[[LINE_900:.*]] = {{.*}}, i32 900, i32 11 {{.*}} @{{.*}} }
+// CHECK-UBSAN: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}} @[[INT]], i64 4, i8 1
+// CHECK-UBSAN: @[[LINE_200:.*]] = {{.*}}, i32 200, i32 10 {{.*}}, i64 4, i8 0
+// CHECK-UBSAN: @[[LINE_300:.*]] = {{.*}}, i32 300, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}}
+// CHECK-UBSAN: @[[LINE_400:.*]] = {{.*}}, i32 400, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}}
+// CHECK-UBSAN: @[[LINE_500:.*]] = {{.*}}, i32 500, i32 10 {{.*}} @{{.*}}, i64 4, i8 0 }
+// CHECK-UBSAN: @[[LINE_600:.*]] = {{.*}}, i32 600, i32 3 {{.*}} @{{.*}}, i64 4, i8 1 }
+
+// CHECK-UBSAN: @[[STRUCT_S:.*]] = private unnamed_addr constant { i16, i16, [11 x i8] } { i16 -1, i16 0, [11 x i8] c"'struct S'\00" }
+
+// CHECK-UBSAN: @[[LINE_700:.*]] = {{.*}}, i32 700, i32 14 {{.*}} @[[STRUCT_S]], i64 4, i8 3 }
+// CHECK-UBSAN: @[[LINE_800:.*]] = {{.*}}, i32 800, i32 12 {{.*}} @{{.*}} }
+// CHECK-UBSAN: @[[LINE_900:.*]] = {{.*}}, i32 900, i32 11 {{.*}} @{{.*}} }
// CHECK-NULL: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}}
// PR6805
-// CHECK-LABEL: @foo
+// CHECK-COMMON-LABEL: @foo
// CHECK-NULL-LABEL: @foo
-// CHECK-TRAP-LABEL: @foo
void foo() {
union { int i; } u;
- // CHECK: %[[CHECK0:.*]] = icmp ne {{.*}}* %[[PTR:.*]], null
- // CHECK-TRAP: %[[CHECK0:.*]] = icmp ne {{.*}}* %[[PTR:.*]], null
+ // CHECK-COMMON: %[[CHECK0:.*]] = icmp ne {{.*}}* %[[PTR:.*]], null
- // CHECK: %[[I8PTR:.*]] = bitcast i32* %[[PTR]] to i8*
- // CHECK-NEXT: %[[SIZE:.*]] = call i64 @llvm.objectsize.i64.p0i8(i8* %[[I8PTR]], i1 false)
- // CHECK-NEXT: %[[CHECK1:.*]] = icmp uge i64 %[[SIZE]], 4
- // CHECK-NEXT: %[[CHECK01:.*]] = and i1 %[[CHECK0]], %[[CHECK1]]
-
- // CHECK-TRAP: %[[I8PTR:.*]] = bitcast i32* %[[PTR]] to i8*
- // CHECK-TRAP-NEXT: %[[SIZE:.*]] = call i64 @llvm.objectsize.i64.p0i8(i8* %[[I8PTR]], i1 false)
- // CHECK-TRAP-NEXT: %[[CHECK1:.*]] = icmp uge i64 %[[SIZE]], 4
- // CHECK-TRAP-NEXT: %[[CHECK01:.*]] = and i1 %[[CHECK0]], %[[CHECK1]]
-
- // CHECK: %[[PTRTOINT:.*]] = ptrtoint {{.*}}* %[[PTR]] to i64
- // CHECK-NEXT: %[[MISALIGN:.*]] = and i64 %[[PTRTOINT]], 3
- // CHECK-NEXT: %[[CHECK2:.*]] = icmp eq i64 %[[MISALIGN]], 0
-
- // CHECK-TRAP: %[[PTRTOINT:.*]] = ptrtoint {{.*}}* %[[PTR]] to i64
- // CHECK-TRAP-NEXT: %[[MISALIGN:.*]] = and i64 %[[PTRTOINT]], 3
- // CHECK-TRAP-NEXT: %[[CHECK2:.*]] = icmp eq i64 %[[MISALIGN]], 0
+ // CHECK-COMMON: %[[I8PTR:.*]] = bitcast i32* %[[PTR]] to i8*
+ // CHECK-COMMON-NEXT: %[[SIZE:.*]] = call i64 @llvm.objectsize.i64.p0i8(i8* %[[I8PTR]], i1 false)
+ // CHECK-COMMON-NEXT: %[[CHECK1:.*]] = icmp uge i64 %[[SIZE]], 4
+ // CHECK-COMMON-NEXT: %[[CHECK01:.*]] = and i1 %[[CHECK0]], %[[CHECK1]]
+
+ // CHECK-COMMON: %[[PTRTOINT:.*]] = ptrtoint {{.*}}* %[[PTR]] to i64
+ // CHECK-COMMON-NEXT: %[[MISALIGN:.*]] = and i64 %[[PTRTOINT]], 3
+ // CHECK-COMMON-NEXT: %[[CHECK2:.*]] = icmp eq i64 %[[MISALIGN]], 0
+
+ // CHECK-COMMON: %[[OK:.*]] = and i1 %[[CHECK01]], %[[CHECK2]]
+ // CHECK-UBSAN: br i1 %[[OK]], {{.*}} !prof ![[WEIGHT_MD:.*]], !nosanitize
+ // CHECK-TRAP: br i1 %[[OK]], {{.*}}
- // CHECK: %[[OK:.*]] = and i1 %[[CHECK01]], %[[CHECK2]]
- // CHECK-NEXT: br i1 %[[OK]], {{.*}} !prof ![[WEIGHT_MD:.*]], !nosanitize
-
- // CHECK-TRAP: %[[OK:.*]] = and i1 %[[CHECK01]], %[[CHECK2]]
- // CHECK-TRAP-NEXT: br i1 %[[OK]], {{.*}}
-
- // CHECK: %[[ARG:.*]] = ptrtoint {{.*}} %[[PTR]] to i64
- // CHECK-NEXT: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_100]] to i8*), i64 %[[ARG]])
+ // CHECK-UBSAN: %[[ARG:.*]] = ptrtoint {{.*}} %[[PTR]] to i64
+ // CHECK-UBSAN-NEXT: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_100]] to i8*), i64 %[[ARG]])
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW:#[0-9]+]]
// CHECK-TRAP-NEXT: unreachable
@@ -68,25 +55,17 @@ void foo() {
u.i=1;
}
-// CHECK-LABEL: @bar
-// CHECK-TRAP-LABEL: @bar
+// CHECK-COMMON-LABEL: @bar
int bar(int *a) {
- // CHECK: %[[SIZE:.*]] = call i64 @llvm.objectsize.i64
- // CHECK-NEXT: icmp uge i64 %[[SIZE]], 4
+ // CHECK-COMMON: %[[SIZE:.*]] = call i64 @llvm.objectsize.i64
+ // CHECK-COMMON-NEXT: icmp uge i64 %[[SIZE]], 4
- // CHECK-TRAP: %[[SIZE:.*]] = call i64 @llvm.objectsize.i64
- // CHECK-TRAP-NEXT: icmp uge i64 %[[SIZE]], 4
+ // CHECK-COMMON: %[[PTRINT:.*]] = ptrtoint
+ // CHECK-COMMON-NEXT: %[[MISALIGN:.*]] = and i64 %[[PTRINT]], 3
+ // CHECK-COMMON-NEXT: icmp eq i64 %[[MISALIGN]], 0
- // CHECK: %[[PTRINT:.*]] = ptrtoint
- // CHECK-NEXT: %[[MISALIGN:.*]] = and i64 %[[PTRINT]], 3
- // CHECK-NEXT: icmp eq i64 %[[MISALIGN]], 0
-
- // CHECK-TRAP: %[[PTRINT:.*]] = ptrtoint
- // CHECK-TRAP-NEXT: %[[MISALIGN:.*]] = and i64 %[[PTRINT]], 3
- // CHECK-TRAP-NEXT: icmp eq i64 %[[MISALIGN]], 0
-
- // CHECK: %[[ARG:.*]] = ptrtoint
- // CHECK-NEXT: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_200]] to i8*), i64 %[[ARG]])
+ // CHECK-UBSAN: %[[ARG:.*]] = ptrtoint
+ // CHECK-UBSAN-NEXT: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_200]] to i8*), i64 %[[ARG]])
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
@@ -95,85 +74,62 @@ int bar(int *a) {
return *a;
}
-// CHECK-LABEL: @addr_space
+// CHECK-UBSAN-LABEL: @addr_space
int addr_space(int __attribute__((address_space(256))) *a) {
- // CHECK-NOT: __ubsan
+ // CHECK-UBSAN-NOT: __ubsan
return *a;
}
-// CHECK-LABEL: @lsh_overflow
-// CHECK-TRAP-LABEL: @lsh_overflow
+// CHECK-COMMON-LABEL: @lsh_overflow
int lsh_overflow(int a, int b) {
- // CHECK: %[[INBOUNDS:.*]] = icmp ule i32 %[[RHS:.*]], 31
- // CHECK-NEXT: br i1 %[[INBOUNDS]], label %[[CHECKBB:.*]], label %[[CONTBB:.*]]
-
- // CHECK-TRAP: %[[INBOUNDS:.*]] = icmp ule i32 %[[RHS:.*]], 31
- // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]], label %[[CHECKBB:.*]], label %[[CONTBB:.*]]
-
- // CHECK: %[[SHIFTED_OUT_WIDTH:.*]] = sub nuw nsw i32 31, %[[RHS]]
- // CHECK-NEXT: %[[SHIFTED_OUT:.*]] = lshr i32 %[[LHS:.*]], %[[SHIFTED_OUT_WIDTH]]
- // CHECK-NEXT: %[[NO_OVERFLOW:.*]] = icmp eq i32 %[[SHIFTED_OUT]], 0
- // CHECK-NEXT: br label %[[CONTBB]]
-
- // CHECK-TRAP: %[[SHIFTED_OUT_WIDTH:.*]] = sub nuw nsw i32 31, %[[RHS]]
- // CHECK-TRAP-NEXT: %[[SHIFTED_OUT:.*]] = lshr i32 %[[LHS:.*]], %[[SHIFTED_OUT_WIDTH]]
- // CHECK-TRAP-NEXT: %[[NO_OVERFLOW:.*]] = icmp eq i32 %[[SHIFTED_OUT]], 0
- // CHECK-TRAP-NEXT: br label %[[CONTBB]]
-
- // CHECK: %[[VALID:.*]] = phi i1 [ %[[INBOUNDS]], {{.*}} ], [ %[[NO_OVERFLOW]], %[[CHECKBB]] ]
- // CHECK-NEXT: br i1 %[[VALID]], {{.*}} !prof ![[WEIGHT_MD]]
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = icmp ule i32 %[[RHS:.*]], 31
+ // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]], label %[[CHECKBB:.*]], label %[[CONTBB:.*]]
- // CHECK-TRAP: %[[VALID:.*]] = phi i1 [ %[[INBOUNDS]], {{.*}} ], [ %[[NO_OVERFLOW]], %[[CHECKBB]] ]
- // CHECK-TRAP-NEXT: br i1 %[[VALID]]
-
-
- // CHECK: %[[ARG1:.*]] = zext
- // CHECK-NEXT: %[[ARG2:.*]] = zext
- // CHECK-NEXT: call void @__ubsan_handle_shift_out_of_bounds(i8* bitcast ({{.*}} @[[LINE_300]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]])
- // CHECK-NOT: call void @__ubsan_handle_shift_out_of_bounds
+ // CHECK-COMMON: %[[SHIFTED_OUT_WIDTH:.*]] = sub nuw nsw i32 31, %[[RHS]]
+ // CHECK-COMMON-NEXT: %[[SHIFTED_OUT:.*]] = lshr i32 %[[LHS:.*]], %[[SHIFTED_OUT_WIDTH]]
+ // CHECK-COMMON-NEXT: %[[NO_OVERFLOW:.*]] = icmp eq i32 %[[SHIFTED_OUT]], 0
+ // CHECK-COMMON-NEXT: br label %[[CONTBB]]
+
+ // CHECK-COMMON: %[[VALID:.*]] = phi i1 [ %[[INBOUNDS]], {{.*}} ], [ %[[NO_OVERFLOW]], %[[CHECKBB]] ]
+ // CHECK-UBSAN: br i1 %[[VALID]], {{.*}} !prof ![[WEIGHT_MD]]
+ // CHECK-TRAP: br i1 %[[VALID]]
+
+ // CHECK-UBSAN: %[[ARG1:.*]] = zext
+ // CHECK-UBSAN-NEXT: %[[ARG2:.*]] = zext
+ // CHECK-UBSAN-NEXT: call void @__ubsan_handle_shift_out_of_bounds(i8* bitcast ({{.*}} @[[LINE_300]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]])
+ // CHECK-UBSAN-NOT: call void @__ubsan_handle_shift_out_of_bounds
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP: unreachable
// CHECK-TRAP-NOT: call void @llvm.trap()
- // CHECK: %[[RET:.*]] = shl i32 %[[LHS]], %[[RHS]]
- // CHECK-NEXT: ret i32 %[[RET]]
-
- // CHECK-TRAP: %[[RET:.*]] = shl i32 %[[LHS]], %[[RHS]]
- // CHECK-TRAP-NEXT: ret i32 %[[RET]]
+ // CHECK-COMMON: %[[RET:.*]] = shl i32 %[[LHS]], %[[RHS]]
+ // CHECK-COMMON-NEXT: ret i32 %[[RET]]
#line 300
return a << b;
}
-// CHECK-LABEL: @rsh_inbounds
-// CHECK-TRAP-LABEL: @rsh_inbounds
+// CHECK-COMMON-LABEL: @rsh_inbounds
int rsh_inbounds(int a, int b) {
- // CHECK: %[[INBOUNDS:.*]] = icmp ule i32 %[[RHS:.*]], 31
- // CHECK: br i1 %[[INBOUNDS]]
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = icmp ule i32 %[[RHS:.*]], 31
+ // CHECK-COMMON: br i1 %[[INBOUNDS]]
- // CHECK-TRAP: %[[INBOUNDS:.*]] = icmp ule i32 %[[RHS:.*]], 31
- // CHECK-TRAP: br i1 %[[INBOUNDS]]
-
- // CHECK: %[[ARG1:.*]] = zext
- // CHECK-NEXT: %[[ARG2:.*]] = zext
- // CHECK-NEXT: call void @__ubsan_handle_shift_out_of_bounds(i8* bitcast ({{.*}} @[[LINE_400]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]])
+ // CHECK-UBSAN: %[[ARG1:.*]] = zext
+ // CHECK-UBSAN-NEXT: %[[ARG2:.*]] = zext
+ // CHECK-UBSAN-NEXT: call void @__ubsan_handle_shift_out_of_bounds(i8* bitcast ({{.*}} @[[LINE_400]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]])
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
- // CHECK: %[[RET:.*]] = ashr i32 %[[LHS]], %[[RHS]]
- // CHECK-NEXT: ret i32 %[[RET]]
-
- // CHECK-TRAP: %[[RET:.*]] = ashr i32 %[[LHS]], %[[RHS]]
- // CHECK-TRAP-NEXT: ret i32 %[[RET]]
+ // CHECK-COMMON: %[[RET:.*]] = ashr i32 %[[LHS]], %[[RHS]]
+ // CHECK-COMMON-NEXT: ret i32 %[[RET]]
#line 400
return a >> b;
}
-// CHECK-LABEL: @load
-// CHECK-TRAP-LABEL: @load
+// CHECK-COMMON-LABEL: @load
int load(int *p) {
- // CHECK: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_500]] to i8*), i64 %{{.*}})
+ // CHECK-UBSAN: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_500]] to i8*), i64 %{{.*}})
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
@@ -181,10 +137,9 @@ int load(int *p) {
return *p;
}
-// CHECK-LABEL: @store
-// CHECK-TRAP-LABEL: @store
+// CHECK-COMMON-LABEL: @store
void store(int *p, int q) {
- // CHECK: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_600]] to i8*), i64 %{{.*}})
+ // CHECK-UBSAN: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_600]] to i8*), i64 %{{.*}})
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
@@ -194,10 +149,9 @@ void store(int *p, int q) {
struct S { int k; };
-// CHECK-LABEL: @member_access
-// CHECK-TRAP-LABEL: @member_access
+// CHECK-COMMON-LABEL: @member_access
int *member_access(struct S *p) {
- // CHECK: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_700]] to i8*), i64 %{{.*}})
+ // CHECK-UBSAN: call void @__ubsan_handle_type_mismatch(i8* bitcast ({{.*}} @[[LINE_700]] to i8*), i64 %{{.*}})
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
@@ -205,12 +159,11 @@ int *member_access(struct S *p) {
return &p->k;
}
-// CHECK-LABEL: @signed_overflow
-// CHECK-TRAP-LABEL: @signed_overflow
+// CHECK-COMMON-LABEL: @signed_overflow
int signed_overflow(int a, int b) {
- // CHECK: %[[ARG1:.*]] = zext
- // CHECK-NEXT: %[[ARG2:.*]] = zext
- // CHECK-NEXT: call void @__ubsan_handle_add_overflow(i8* bitcast ({{.*}} @[[LINE_800]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]])
+ // CHECK-UBSAN: %[[ARG1:.*]] = zext
+ // CHECK-UBSAN-NEXT: %[[ARG2:.*]] = zext
+ // CHECK-UBSAN-NEXT: call void @__ubsan_handle_add_overflow(i8* bitcast ({{.*}} @[[LINE_800]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]])
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
@@ -218,259 +171,213 @@ int signed_overflow(int a, int b) {
return a + b;
}
-// CHECK-LABEL: @no_return
-// CHECK-TRAP-LABEL: @no_return
+// CHECK-COMMON-LABEL: @no_return
int no_return() {
// Reaching the end of a noreturn function is fine in C.
// FIXME: If the user explicitly requests -fsanitize=return, we should catch
// that here even though it's not undefined behavior.
- // CHECK-NOT: call
- // CHECK-NOT: unreachable
- // CHECK: ret i32
-
- // CHECK-TRAP-NOT: call
- // CHECK-TRAP-NOT: unreachable
- // CHECK-TRAP: ret i32
+ // CHECK-COMMON-NOT: call
+ // CHECK-COMMON-NOT: unreachable
+ // CHECK-COMMON: ret i32
}
-// CHECK-LABEL: @vla_bound
+// CHECK-UBSAN-LABEL: @vla_bound
void vla_bound(int n) {
- // CHECK: icmp sgt i32 %[[PARAM:.*]], 0
+ // CHECK-UBSAN: icmp sgt i32 %[[PARAM:.*]], 0
//
- // CHECK: %[[ARG:.*]] = zext i32 %[[PARAM]] to i64
- // CHECK-NEXT: call void @__ubsan_handle_vla_bound_not_positive(i8* bitcast ({{.*}} @[[LINE_900]] to i8*), i64 %[[ARG]])
+ // CHECK-UBSAN: %[[ARG:.*]] = zext i32 %[[PARAM]] to i64
+ // CHECK-UBSAN-NEXT: call void @__ubsan_handle_vla_bound_not_positive(i8* bitcast ({{.*}} @[[LINE_900]] to i8*), i64 %[[ARG]])
#line 900
int arr[n * 3];
}
-// CHECK-LABEL: @int_float_no_overflow
+// CHECK-UBSAN-LABEL: @int_float_no_overflow
float int_float_no_overflow(__int128 n) {
- // CHECK-NOT: call void @__ubsan_handle
+ // CHECK-UBSAN-NOT: call void @__ubsan_handle
return n;
}
-// CHECK-LABEL: @int_float_overflow
-// CHECK-TRAP-LABEL: @int_float_overflow
+// CHECK-COMMON-LABEL: @int_float_overflow
float int_float_overflow(unsigned __int128 n) {
// This is 2**104. FLT_MAX is 2**128 - 2**104.
- // CHECK: icmp ule i128 %{{.*}}, -20282409603651670423947251286016
- // CHECK: call void @__ubsan_handle_float_cast_overflow(
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = icmp ule i128 %{{.*}}, -20282409603651670423947251286016
+ // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]]
- // CHECK-TRAP: %[[INBOUNDS:.*]] = icmp ule i128 %{{.*}}, -20282409603651670423947251286016
- // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]]
+ // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
return n;
}
-// CHECK-LABEL: @int_fp16_overflow
-// CHECK-TRAP-LABEL: @int_fp16_overflow
+// CHECK-COMMON-LABEL: @int_fp16_overflow
void int_fp16_overflow(int n, __fp16 *p) {
- // CHECK: %[[GE:.*]] = icmp sge i32 %{{.*}}, -65504
- // CHECK: %[[LE:.*]] = icmp sle i32 %{{.*}}, 65504
- // CHECK: and i1 %[[GE]], %[[LE]]
- // CHECK: call void @__ubsan_handle_float_cast_overflow(
-
- // CHECK-TRAP: %[[GE:.*]] = icmp sge i32 %{{.*}}, -65504
- // CHECK-TRAP: %[[LE:.*]] = icmp sle i32 %{{.*}}, 65504
- // CHECK-TRAP: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
- // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]]
+ // CHECK-COMMON: %[[GE:.*]] = icmp sge i32 %{{.*}}, -65504
+ // CHECK-COMMON: %[[LE:.*]] = icmp sle i32 %{{.*}}, 65504
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
+ // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]]
+
+ // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
*p = n;
}
-// CHECK-LABEL: @float_int_overflow
-// CHECK-TRAP-LABEL: @float_int_overflow
+// CHECK-COMMON-LABEL: @float_int_overflow
int float_int_overflow(float f) {
- // CHECK: %[[GE:.*]] = fcmp ogt float %[[F:.*]], 0xC1E0000020000000
- // CHECK: %[[LE:.*]] = fcmp olt float %[[F]], 0x41E0000000000000
- // CHECK: and i1 %[[GE]], %[[LE]]
-
- // CHECK: %[[CAST:.*]] = bitcast float %[[F]] to i32
- // CHECK: %[[ARG:.*]] = zext i32 %[[CAST]] to i64
- // CHECK: call void @__ubsan_handle_float_cast_overflow({{.*}}, i64 %[[ARG]]
-
- // CHECK-TRAP: %[[GE:.*]] = fcmp ogt float %[[F:.*]], 0xC1E0000020000000
- // CHECK-TRAP: %[[LE:.*]] = fcmp olt float %[[F]], 0x41E0000000000000
- // CHECK-TRAP: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
- // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]]
+ // CHECK-COMMON: %[[GE:.*]] = fcmp ogt float %[[F:.*]], 0xC1E0000020000000
+ // CHECK-COMMON: %[[LE:.*]] = fcmp olt float %[[F]], 0x41E0000000000000
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
+ // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]]
+
+ // CHECK-UBSAN: %[[CAST:.*]] = bitcast float %[[F]] to i32
+ // CHECK-UBSAN: %[[ARG:.*]] = zext i32 %[[CAST]] to i64
+ // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow({{.*}}, i64 %[[ARG]]
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
return f;
}
-// CHECK-LABEL: @long_double_int_overflow
-// CHECK-TRAP-LABEL: @long_double_int_overflow
+// CHECK-COMMON-LABEL: @long_double_int_overflow
int long_double_int_overflow(long double ld) {
- // CHECK: alloca x86_fp80
- // CHECK: %[[GE:.*]] = fcmp ogt x86_fp80 %[[F:.*]], 0xKC01E8000000100000000
- // CHECK: %[[LE:.*]] = fcmp olt x86_fp80 %[[F]], 0xK401E8000000000000000
- // CHECK: and i1 %[[GE]], %[[LE]]
-
- // CHECK: store x86_fp80 %[[F]], x86_fp80* %[[ALLOCA:.*]], !nosanitize
- // CHECK: %[[ARG:.*]] = ptrtoint x86_fp80* %[[ALLOCA]] to i64
- // CHECK: call void @__ubsan_handle_float_cast_overflow({{.*}}, i64 %[[ARG]]
-
- // CHECK-TRAP: %[[GE:.*]] = fcmp ogt x86_fp80 %[[F:.*]], 0xKC01E800000010000000
- // CHECK-TRAP: %[[LE:.*]] = fcmp olt x86_fp80 %[[F]], 0xK401E800000000000000
- // CHECK-TRAP: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
- // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]]
+ // CHECK-UBSAN: alloca x86_fp80
+
+ // CHECK-COMMON: %[[GE:.*]] = fcmp ogt x86_fp80 %[[F:.*]], 0xKC01E800000010000000
+ // CHECK-COMMON: %[[LE:.*]] = fcmp olt x86_fp80 %[[F]], 0xK401E800000000000000
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
+ // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]]
+
+ // CHECK-UBSAN: store x86_fp80 %[[F]], x86_fp80* %[[ALLOCA:.*]], !nosanitize
+ // CHECK-UBSAN: %[[ARG:.*]] = ptrtoint x86_fp80* %[[ALLOCA]] to i64
+ // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow({{.*}}, i64 %[[ARG]]
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
return ld;
}
-// CHECK-LABEL: @float_uint_overflow
-// CHECK-TRAP-LABEL: @float_uint_overflow
+// CHECK-COMMON-LABEL: @float_uint_overflow
unsigned float_uint_overflow(float f) {
- // CHECK: %[[GE:.*]] = fcmp ogt float %[[F:.*]], -1.{{0*}}e+00
- // CHECK: %[[LE:.*]] = fcmp olt float %[[F]], 0x41F0000000000000
- // CHECK: and i1 %[[GE]], %[[LE]]
- // CHECK: call void @__ubsan_handle_float_cast_overflow(
-
- // CHECK-TRAP: %[[GE:.*]] = fcmp ogt float %[[F:.*]], -1.{{0*}}e+00
- // CHECK-TRAP: %[[LE:.*]] = fcmp olt float %[[F]], 0x41F0000000000000
- // CHECK-TRAP: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
- // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]]
+ // CHECK-COMMON: %[[GE:.*]] = fcmp ogt float %[[F:.*]], -1.{{0*}}e+00
+ // CHECK-COMMON: %[[LE:.*]] = fcmp olt float %[[F]], 0x41F0000000000000
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
+ // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]]
+
+ // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
return f;
}
-// CHECK-LABEL: @fp16_char_overflow
-// CHECK-TRAP-LABEL: @fp16_char_overflow
+// CHECK-COMMON-LABEL: @fp16_char_overflow
signed char fp16_char_overflow(__fp16 *p) {
- // CHECK: %[[GE:.*]] = fcmp ogt float %[[F:.*]], -1.29{{0*}}e+02
- // CHECK: %[[LE:.*]] = fcmp olt float %[[F]], 1.28{{0*}}e+02
- // CHECK: and i1 %[[GE]], %[[LE]]
- // CHECK: call void @__ubsan_handle_float_cast_overflow(
-
- // CHECK-TRAP: %[[GE:.*]] = fcmp ogt float %[[F:.*]], -1.29{{0*}}e+02
- // CHECK-TRAP: %[[LE:.*]] = fcmp olt float %[[F]], 1.28{{0*}}e+02
- // CHECK-TRAP: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
- // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]]
+ // CHECK-COMMON: %[[GE:.*]] = fcmp ogt float %[[F:.*]], -1.29{{0*}}e+02
+ // CHECK-COMMON: %[[LE:.*]] = fcmp olt float %[[F]], 1.28{{0*}}e+02
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
+ // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]]
+
+ // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
return *p;
}
-// CHECK-LABEL: @float_float_overflow
-// CHECK-TRAP-LABEL: @float_float_overflow
+// CHECK-COMMON-LABEL: @float_float_overflow
float float_float_overflow(double f) {
- // CHECK: %[[F:.*]] = call double @llvm.fabs.f64(
- // CHECK: %[[GE:.*]] = fcmp ogt double %[[F]], 0x47EFFFFFE0000000
- // CHECK: %[[LE:.*]] = fcmp olt double %[[F]], 0x7FF0000000000000
- // CHECK: and i1 %[[GE]], %[[LE]]
- // CHECK: call void @__ubsan_handle_float_cast_overflow(
-
- // CHECK-TRAP: %[[F:.*]] = call double @llvm.fabs.f64(
- // CHECK-TRAP: %[[GE:.*]] = fcmp ogt double %[[F]], 0x47EFFFFFE0000000
- // CHECK-TRAP: %[[LE:.*]] = fcmp olt double %[[F]], 0x7FF0000000000000
- // CHECK-TRAP: %[[OUTOFBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
- // CHECK-TRAP: %[[INBOUNDS:.*]] = xor i1 %[[OUTOFBOUNDS]], true
- // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]]
+ // CHECK-COMMON: %[[F:.*]] = call double @llvm.fabs.f64(
+ // CHECK-COMMON: %[[GE:.*]] = fcmp ogt double %[[F]], 0x47EFFFFFE0000000
+ // CHECK-COMMON: %[[LE:.*]] = fcmp olt double %[[F]], 0x7FF0000000000000
+ // CHECK-COMMON: %[[OUTOFBOUNDS:.*]] = and i1 %[[GE]], %[[LE]]
+ // CHECK-COMMON: %[[INBOUNDS:.*]] = xor i1 %[[OUTOFBOUNDS]], true
+ // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]]
+
+ // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP-NEXT: unreachable
return f;
}
-// CHECK-LABEL: @int_divide_overflow
+// CHECK-COMMON-LABEL: @int_divide_overflow
// CHECK-OVERFLOW-LABEL: @int_divide_overflow
int int_divide_overflow(int a, int b) {
- // CHECK: %[[ZERO:.*]] = icmp ne i32 %[[B:.*]], 0
+ // CHECK-COMMON: %[[ZERO:.*]] = icmp ne i32 %[[B:.*]], 0
// CHECK-OVERFLOW-NOT: icmp ne i32 %{{.*}}, 0
- // CHECK-TRAP: %[[ZERO:.*]] = icmp ne i32 %[[B:.*]], 0
- // CHECK: %[[AOK:.*]] = icmp ne i32 %[[A:.*]], -2147483648
- // CHECK-NEXT: %[[BOK:.*]] = icmp ne i32 %[[B]], -1
- // CHECK-NEXT: %[[OVER:.*]] = or i1 %[[AOK]], %[[BOK]]
+ // CHECK-COMMON: %[[AOK:.*]] = icmp ne i32 %[[A:.*]], -2147483648
+ // CHECK-COMMON-NEXT: %[[BOK:.*]] = icmp ne i32 %[[B]], -1
+ // CHECK-COMMON-NEXT: %[[OVER:.*]] = or i1 %[[AOK]], %[[BOK]]
+ // CHECK-COMMON: %[[OK:.*]] = and i1 %[[ZERO]], %[[OVER]]
+ // CHECK-COMMON: br i1 %[[OK]]
// CHECK-OVERFLOW: %[[AOK:.*]] = icmp ne i32 %[[A:.*]], -2147483648
// CHECK-OVERFLOW-NEXT: %[[BOK:.*]] = icmp ne i32 %[[B:.*]], -1
// CHECK-OVERFLOW-NEXT: %[[OK:.*]] = or i1 %[[AOK]], %[[BOK]]
-
- // CHECK-TRAP: %[[AOK:.*]] = icmp ne i32 %[[A:.*]], -2147483648
- // CHECK-TRAP-NEXT: %[[BOK:.*]] = icmp ne i32 %[[B]], -1
- // CHECK-TRAP-NEXT: %[[OVER:.*]] = or i1 %[[AOK]], %[[BOK]]
-
- // CHECK: %[[OK:.*]] = and i1 %[[ZERO]], %[[OVER]]
-
- // CHECK: br i1 %[[OK]]
// CHECK-OVERFLOW: br i1 %[[OK]]
- // CHECK-TRAP: %[[OK:.*]] = and i1 %[[ZERO]], %[[OVER]]
- // CHECK-TRAP: br i1 %[[OK]]
-
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP: unreachable
return a / b;
- // CHECK: }
+ // CHECK-COMMON: }
// CHECK-OVERFLOW: }
- // CHECK-TRAP: }
}
-// CHECK-LABEL: @sour_bool
+// CHECK-COMMON-LABEL: @sour_bool
_Bool sour_bool(_Bool *p) {
- // CHECK: %[[OK:.*]] = icmp ule i8 {{.*}}, 1
- // CHECK: br i1 %[[OK]]
- // CHECK: call void @__ubsan_handle_load_invalid_value(i8* bitcast ({{.*}}), i64 {{.*}})
+ // CHECK-COMMON: %[[OK:.*]] = icmp ule i8 {{.*}}, 1
+ // CHECK-COMMON: br i1 %[[OK]]
- // CHECK-TRAP: %[[OK:.*]] = icmp ule i8 {{.*}}, 1
- // CHECK-TRAP: br i1 %[[OK]]
+ // CHECK-UBSAN: call void @__ubsan_handle_load_invalid_value(i8* bitcast ({{.*}}), i64 {{.*}})
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP: unreachable
return *p;
}
-// CHECK-LABEL: @ret_nonnull
+// CHECK-COMMON-LABEL: @ret_nonnull
__attribute__((returns_nonnull))
int *ret_nonnull(int *a) {
- // CHECK: [[OK:%.*]] = icmp ne i32* {{.*}}, null
- // CHECK: br i1 [[OK]]
- // CHECK: call void @__ubsan_handle_nonnull_return
+ // CHECK-COMMON: [[OK:%.*]] = icmp ne i32* {{.*}}, null
+ // CHECK-COMMON: br i1 [[OK]]
+
+ // CHECK-UBSAN: call void @__ubsan_handle_nonnull_return
- // CHECK-TRAP: [[OK:%.*]] = icmp ne i32* {{.*}}, null
- // CHECK-TRAP: br i1 [[OK]]
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP: unreachable
return a;
}
-// CHECK-LABEL: @call_decl_nonnull
+// CHECK-COMMON-LABEL: @call_decl_nonnull
__attribute__((nonnull)) void decl_nonnull(int *a);
void call_decl_nonnull(int *a) {
- // CHECK: [[OK:%.*]] = icmp ne i32* {{.*}}, null
- // CHECK: br i1 [[OK]]
- // CHECK: call void @__ubsan_handle_nonnull_arg
+ // CHECK-COMMON: [[OK:%.*]] = icmp ne i32* {{.*}}, null
+ // CHECK-COMMON: br i1 [[OK]]
+
+ // CHECK-UBSAN: call void @__ubsan_handle_nonnull_arg
- // CHECK-TRAP: [[OK:%.*]] = icmp ne i32* {{.*}}, null
- // CHECK-TRAP: br i1 [[OK]]
// CHECK-TRAP: call void @llvm.trap() [[NR_NUW]]
// CHECK-TRAP: unreachable
decl_nonnull(a);
}
-// CHECK-LABEL: @call_nonnull_variadic
+// CHECK-COMMON-LABEL: @call_nonnull_variadic
__attribute__((nonnull)) void nonnull_variadic(int a, ...);
void call_nonnull_variadic(int a, int *b) {
- // CHECK: [[OK:%.*]] = icmp ne i32* {{.*}}, null
- // CHECK: br i1 [[OK]]
- // CHECK: call void @__ubsan_handle_nonnull_arg
- // CHECK-NOT: __ubsan_handle_nonnull_arg
- // CHECK: call void (i32, ...)* @nonnull_variadic
+ // CHECK-COMMON: [[OK:%.*]] = icmp ne i32* {{.*}}, null
+ // CHECK-COMMON: br i1 [[OK]]
+
+ // CHECK-UBSAN: call void @__ubsan_handle_nonnull_arg
+ // CHECK-UBSAN-NOT: __ubsan_handle_nonnull_arg
+
+ // CHECK-COMMON: call void (i32, ...)* @nonnull_variadic
nonnull_variadic(a, b);
}
-// CHECK: ![[WEIGHT_MD]] = metadata !{metadata !"branch_weights", i32 1048575, i32 1}
+// CHECK-UBSAN: ![[WEIGHT_MD]] = metadata !{metadata !"branch_weights", i32 1048575, i32 1}
// CHECK-TRAP: attributes [[NR_NUW]] = { noreturn nounwind }
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