diff options
Diffstat (limited to 'clang/test/CodeGen/builtin-allow-runtime-check.cpp')
| -rw-r--r-- | clang/test/CodeGen/builtin-allow-runtime-check.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/clang/test/CodeGen/builtin-allow-runtime-check.cpp b/clang/test/CodeGen/builtin-allow-runtime-check.cpp new file mode 100644 index 000000000000..bb71190db4ce --- /dev/null +++ b/clang/test/CodeGen/builtin-allow-runtime-check.cpp @@ -0,0 +1,32 @@ +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 4 +// RUN: %clang_cc1 -cc1 -triple x86_64-pc-linux-gnu -emit-llvm -o - %s | FileCheck %s + +static_assert(__has_builtin(__builtin_allow_runtime_check), ""); + +// CHECK-LABEL: define dso_local noundef zeroext i1 @_Z4testv( +// CHECK-SAME: ) #[[ATTR0:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = call i1 @llvm.allow.runtime.check(metadata [[META2:![0-9]+]]) +// CHECK-NEXT: ret i1 [[TMP0]] +// +bool test() { + return __builtin_allow_runtime_check("mycheck"); +} + +// CHECK-LABEL: define dso_local noundef zeroext i1 @_Z10test_twicev( +// CHECK-SAME: ) #[[ATTR0]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[TMP0:%.*]] = call i1 @llvm.allow.runtime.check(metadata [[META2]]) +// CHECK-NEXT: [[CONV:%.*]] = zext i1 [[TMP0]] to i32 +// CHECK-NEXT: [[TMP1:%.*]] = call i1 @llvm.allow.runtime.check(metadata [[META2]]) +// CHECK-NEXT: [[CONV1:%.*]] = zext i1 [[TMP1]] to i32 +// CHECK-NEXT: [[OR:%.*]] = or i32 [[CONV]], [[CONV1]] +// CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[OR]], 0 +// CHECK-NEXT: ret i1 [[TOBOOL]] +// +bool test_twice() { + return __builtin_allow_runtime_check("mycheck") | __builtin_allow_runtime_check("mycheck"); +} +//. +// CHECK: [[META2]] = !{!"mycheck"} +//. |