cea1b790f6
Tests require a weak symbol for dyld weak-def coalescing. Differential Revision: https://reviews.llvm.org/D130732 Adding additional weak attribute
32 lines
655 B
C++
32 lines
655 B
C++
// RUN: %clangxx_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
|
|
|
|
#include <stdio.h>
|
|
|
|
namespace __tsan {
|
|
|
|
#if (__APPLE__)
|
|
__attribute__((weak))
|
|
#endif
|
|
void OnPotentiallyBlockingRegionBegin() {
|
|
printf("Enter __cxa_guard_acquire\n");
|
|
}
|
|
|
|
#if (__APPLE__)
|
|
__attribute__((weak))
|
|
#endif
|
|
void OnPotentiallyBlockingRegionEnd() { printf("Exit __cxa_guard_acquire\n"); }
|
|
|
|
} // namespace __tsan
|
|
|
|
int main(int argc, char **argv) {
|
|
// CHECK: Enter main
|
|
printf("Enter main\n");
|
|
// CHECK-NEXT: Enter __cxa_guard_acquire
|
|
// CHECK-NEXT: Exit __cxa_guard_acquire
|
|
static int s = argc;
|
|
(void)s;
|
|
// CHECK-NEXT: Exit main
|
|
printf("Exit main\n");
|
|
return 0;
|
|
}
|