1 // RUN: %clang -target i386-unknown-unknown -fsanitize=thread %s -S -emit-llvm -o - | FileCheck %s
2 // RUN: %clang -O1 -target i386-unknown-unknown -fsanitize=thread %s -S -emit-llvm -o - | FileCheck %s
3 // RUN: %clang -O2 -target i386-unknown-unknown -fsanitize=thread %s -S -emit-llvm -o - | FileCheck %s
4 // RUN: %clang -O3 -target i386-unknown-unknown -fsanitize=thread %s -S -emit-llvm -o - | FileCheck %s
5 // RUN: %clang -target i386-unknown-unknown -fsanitize=thread %s -S -emit-llvm -o - | FileCheck %s
6 // Verify that -fsanitize=thread invokes tsan instrumentation.
8 int foo(int *a) { return *a; }