[clang] c8bdb31 - Revert "[NFC][clang] Add ubsan-trap-merge.c test to show absence of nomerge" (#117804)

[via cfe-commits]

Author: Thurston Dang
Date: 2024-11-26T14:27:37-08:00
New Revision: c8bdb31ff66e8934060c60816c57925fdec42a2c

URL: https://github.com/llvm/llvm-project/commit/c8bdb31ff66e8934060c60816c57925fdec42a2c
DIFF: https://github.com/llvm/llvm-project/commit/c8bdb31ff66e8934060c60816c57925fdec42a2c.diff

LOG: Revert "[NFC][clang] Add ubsan-trap-merge.c test to show absence of nomerge" (#117804)

Reverts llvm/llvm-project#117649

Reason: buildbot breakage:
https://lab.llvm.org/buildbot/#/builders/144/builds/12581

Added: 
    

Modified: 
    

Removed: 
    clang/test/CodeGen/ubsan-trap-merge.c


################################################################################
diff  --git a/clang/test/CodeGen/ubsan-trap-merge.c b/clang/test/CodeGen/ubsan-trap-merge.c
deleted file mode 100644
index b4de97b5e08f33..00000000000000
--- a/clang/test/CodeGen/ubsan-trap-merge.c
+++ /dev/null
@@ -1,105 +0,0 @@
-// NOTE: Assertions have mostly been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 5
-// The most important assertion is the attributes at the end of the file, which
-// shows that ubsan does not currently attach 'nomerge'.
-//
-// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow -O3 -mllvm -ubsan-unique-traps %s -o - \
-// RUN:     | FileCheck %s
-//
-// REQUIRES: x86-registered-target
-
-// CHECK-LABEL: define dso_local noundef i32 @f(
-// CHECK-SAME: i32 noundef [[X:%.*]]) local_unnamed_addr #[[ATTR0:[0-9]+]] {
-// CHECK-NEXT:  [[ENTRY:.*:]]
-// CHECK-NEXT:    [[TMP0:%.*]] = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 [[X]], i32 125), !nosanitize [[META2:![0-9]+]]
-// CHECK-NEXT:    [[TMP1:%.*]] = extractvalue { i32, i1 } [[TMP0]], 1, !nosanitize [[META2]]
-// CHECK-NEXT:    br i1 [[TMP1]], label %[[TRAP:.*]], label %[[CONT:.*]], !nosanitize [[META2]]
-// CHECK:       [[TRAP]]:
-// CHECK-NEXT:    tail call void @llvm.ubsantrap(i8 2) #[[ATTR4:[0-9]+]], !nosanitize [[META2]]
-// CHECK-NEXT:    unreachable, !nosanitize [[META2]]
-// CHECK:       [[CONT]]:
-// CHECK-NEXT:    [[TMP2:%.*]] = extractvalue { i32, i1 } [[TMP0]], 0, !nosanitize [[META2]]
-// CHECK-NEXT:    ret i32 [[TMP2]]
-//
-int f(int x) {
-  return x + 125;
-}
-
-// CHECK-LABEL: define dso_local noundef i32 @g(
-// CHECK-SAME: i32 noundef [[X:%.*]]) local_unnamed_addr #[[ATTR0]] {
-// CHECK-NEXT:  [[ENTRY:.*:]]
-// CHECK-NEXT:    [[TMP0:%.*]] = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 [[X]], i32 127), !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP1:%.*]] = extractvalue { i32, i1 } [[TMP0]], 1, !nosanitize [[META2]]
-// CHECK-NEXT:    br i1 [[TMP1]], label %[[TRAP:.*]], label %[[CONT:.*]], !nosanitize [[META2]]
-// CHECK:       [[TRAP]]:
-// CHECK-NEXT:    tail call void @llvm.ubsantrap(i8 2) #[[ATTR4]], !nosanitize [[META2]]
-// CHECK-NEXT:    unreachable, !nosanitize [[META2]]
-// CHECK:       [[CONT]]:
-// CHECK-NEXT:    [[TMP2:%.*]] = extractvalue { i32, i1 } [[TMP0]], 0, !nosanitize [[META2]]
-// CHECK-NEXT:    ret i32 [[TMP2]]
-//
-int g(int x) {
-  return x + 127;
-}
-
-// CHECK-LABEL: define dso_local noundef i32 @h(
-// CHECK-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) local_unnamed_addr #[[ATTR0]] {
-// CHECK-NEXT:  [[ENTRY:.*:]]
-// CHECK-NEXT:    [[TMP0:%.*]] = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 [[X]], i32 127), !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP1:%.*]] = extractvalue { i32, i1 } [[TMP0]], 1, !nosanitize [[META2]]
-// CHECK-NEXT:    br i1 [[TMP1]], label %[[TRAP:.*]], label %[[CONT:.*]], !nosanitize [[META2]]
-// CHECK:       [[TRAP]]:
-// CHECK-NEXT:    tail call void @llvm.ubsantrap(i8 2) #[[ATTR4]], !nosanitize [[META2]]
-// CHECK-NEXT:    unreachable, !nosanitize [[META2]]
-// CHECK:       [[CONT]]:
-// CHECK-NEXT:    [[TMP2:%.*]] = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 [[Y]], i32 129), !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP3:%.*]] = extractvalue { i32, i1 } [[TMP2]], 1, !nosanitize [[META2]]
-// CHECK-NEXT:    br i1 [[TMP3]], label %[[TRAP1:.*]], label %[[CONT2:.*]], !nosanitize [[META2]]
-// CHECK:       [[TRAP1]]:
-// CHECK-NEXT:    tail call void @llvm.ubsantrap(i8 4) #[[ATTR4]], !nosanitize [[META2]]
-// CHECK-NEXT:    unreachable, !nosanitize [[META2]]
-// CHECK:       [[CONT2]]:
-// CHECK-NEXT:    [[TMP4:%.*]] = extractvalue { i32, i1 } [[TMP2]], 0, !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP5:%.*]] = extractvalue { i32, i1 } [[TMP0]], 0, !nosanitize [[META2]]
-// CHECK-NEXT:    [[COND:%.*]] = tail call i32 @llvm.smin.i32(i32 [[TMP5]], i32 [[TMP4]])
-// CHECK-NEXT:    ret i32 [[COND]]
-//
-int h(int x, int y) {
-  x += 127;
-  y += 129;
-  return x < y ? x : y;
-}
-
-// CHECK-LABEL: define dso_local noundef i32 @m(
-// CHECK-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) local_unnamed_addr #[[ATTR0]] {
-// CHECK-NEXT:  [[ENTRY:.*:]]
-// CHECK-NEXT:    [[TMP0:%.*]] = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 [[X]], i32 125), !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP1:%.*]] = extractvalue { i32, i1 } [[TMP0]], 1, !nosanitize [[META2]]
-// CHECK-NEXT:    br i1 [[TMP1]], label %[[TRAP_I:.*]], label %[[F_EXIT:.*]], !nosanitize [[META2]]
-// CHECK:       [[TRAP_I]]:
-// CHECK-NEXT:    tail call void @llvm.ubsantrap(i8 2) #[[ATTR4]], !nosanitize [[META2]]
-// CHECK-NEXT:    unreachable, !nosanitize [[META2]]
-// CHECK:       [[F_EXIT]]:
-// CHECK-NEXT:    [[TMP2:%.*]] = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 [[Y]], i32 127), !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP3:%.*]] = extractvalue { i32, i1 } [[TMP2]], 1, !nosanitize [[META2]]
-// CHECK-NEXT:    br i1 [[TMP3]], label %[[TRAP_I2:.*]], label %[[G_EXIT:.*]], !nosanitize [[META2]]
-// CHECK:       [[TRAP_I2]]:
-// CHECK-NEXT:    tail call void @llvm.ubsantrap(i8 2) #[[ATTR4]], !nosanitize [[META2]]
-// CHECK-NEXT:    unreachable, !nosanitize [[META2]]
-// CHECK:       [[G_EXIT]]:
-// CHECK-NEXT:    [[TMP4:%.*]] = extractvalue { i32, i1 } [[TMP0]], 0, !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP5:%.*]] = extractvalue { i32, i1 } [[TMP2]], 0, !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP6:%.*]] = tail call { i32, i1 } @llvm.sadd.with.overflow.i32(i32 [[TMP4]], i32 [[TMP5]]), !nosanitize [[META2]]
-// CHECK-NEXT:    [[TMP7:%.*]] = extractvalue { i32, i1 } [[TMP6]], 1, !nosanitize [[META2]]
-// CHECK-NEXT:    br i1 [[TMP7]], label %[[TRAP:.*]], label %[[CONT:.*]], !nosanitize [[META2]]
-// CHECK:       [[TRAP]]:
-// CHECK-NEXT:    tail call void @llvm.ubsantrap(i8 2) #[[ATTR4]], !nosanitize [[META2]]
-// CHECK-NEXT:    unreachable, !nosanitize [[META2]]
-// CHECK:       [[CONT]]:
-// CHECK-NEXT:    [[TMP8:%.*]] = extractvalue { i32, i1 } [[TMP6]], 0, !nosanitize [[META2]]
-// CHECK-NEXT:    ret i32 [[TMP8]]
-//
-int m(int x, int y) {
-  return f(x) + g(y);
-}
-//.
-// CHECK: attributes #[[ATTR4]] = { noreturn nounwind }