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tsan: fix Go build 

Currently fails with:
gotsan.cc:7686:40: error: the address of 'int __sanitizer_pthread_attr_getstack(void*, void**, size_t*)' will always evaluate as 'true' [-Werror=address]

llvm-svn: 198261
This commit is contained in:
Dmitry Vyukov 2013-12-31 09:38:23 +00:00
parent 2e3ecb660a
commit 5b57ea7a24
1 changed files with 7 additions and 0 deletions
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7
compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cc
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@ -33,20 +33,24 @@
#include <link.h>
#endif
#ifndef SANITIZER_GO
// This function is defined elsewhere if we intercepted pthread_attr_getstack.
extern "C" SANITIZER_WEAK_ATTRIBUTE int
__sanitizer_pthread_attr_getstack(void *attr, void **addr, size_t *size);
static int my_pthread_attr_getstack(void *attr, void **addr, size_t *size) {
#
if (__sanitizer_pthread_attr_getstack)
return __sanitizer_pthread_attr_getstack((pthread_attr_t *)attr, addr,
size);
return pthread_attr_getstack((pthread_attr_t *)attr, addr, size);
}
#endif // #ifndef SANITIZER_GO
namespace __sanitizer {
#ifndef SANITIZER_GO
void GetThreadStackTopAndBottom(bool at_initialization, uptr *stack_top,
uptr *stack_bottom) {
static const uptr kMaxThreadStackSize = 1 << 30; // 1Gb
@ -93,6 +97,7 @@ void GetThreadStackTopAndBottom(bool at_initialization, uptr *stack_top,
*stack_top = (uptr)stackaddr + stacksize;
*stack_bottom = (uptr)stackaddr;
}
#endif // #ifndef SANITIZER_GO
// Does not compile for Go because dlsym() requires -ldl
#ifndef SANITIZER_GO
@ -278,6 +283,7 @@ void GetThreadStackAndTls(bool main, uptr *stk_addr, uptr *stk_size,
#endif // SANITIZER_GO
}
#ifndef SANITIZER_GO
void AdjustStackSizeLinux(void *attr_) {
pthread_attr_t *attr = (pthread_attr_t *)attr_;
uptr stackaddr = 0;
@ -301,6 +307,7 @@ void AdjustStackSizeLinux(void *attr_) {
}
}
}
#endif // SANITIZER_GO
#if SANITIZER_ANDROID
uptr GetListOfModules(LoadedModule *modules, uptr max_modules,