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Fix current stack unwinding when using DRASan 

llvm-svn: 195956
This commit is contained in:
Timur Iskhodzhanov 2013-11-29 12:53:30 +00:00
parent bbf2ff8193
commit a10c46f2ae
1 changed files with 16 additions and 11 deletions
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27
compiler-rt/lib/asan/asan_stack.h
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@ -34,17 +34,22 @@ void PrintStack(const uptr *trace, uptr size);
StackTrace stack; \
stack.Unwind(max_s, pc, bp, 0, 0, fast)
#else
#define GET_STACK_TRACE_WITH_PC_AND_BP(max_s, pc, bp, fast) \
StackTrace stack; \
{ \
AsanThread *t; \
stack.size = 0; \
if (asan_inited && (t = GetCurrentThread()) && !t->isUnwinding()) { \
uptr stack_top = t->stack_top(); \
uptr stack_bottom = t->stack_bottom(); \
ScopedUnwinding unwind_scope(t); \
stack.Unwind(max_s, pc, bp, stack_top, stack_bottom, fast); \
} \
#define GET_STACK_TRACE_WITH_PC_AND_BP(max_s, pc, bp, fast) \
StackTrace stack; \
{ \
AsanThread *t; \
stack.size = 0; \
if (asan_inited) { \
if ((t = GetCurrentThread()) && !t->isUnwinding()) { \
uptr stack_top = t->stack_top(); \
uptr stack_bottom = t->stack_bottom(); \
ScopedUnwinding unwind_scope(t); \
stack.Unwind(max_s, pc, bp, stack_top, stack_bottom, fast); \
} else if (t == 0 && !fast) { \
/* If GetCurrentThread() has failed, try to do slow unwind anyways. */ \
stack.Unwind(max_s, pc, bp, 0, 0, false); \
} \
} \
}
#endif // SANITIZER_WINDOWS