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-rw-r--r--compiler-rt/lib/lsan/lsan.cc18
1 files changed, 18 insertions, 0 deletions
diff --git a/compiler-rt/lib/lsan/lsan.cc b/compiler-rt/lib/lsan/lsan.cc
index 5412b9ac05a..cf8d5266176 100644
--- a/compiler-rt/lib/lsan/lsan.cc
+++ b/compiler-rt/lib/lsan/lsan.cc
@@ -32,6 +32,24 @@ bool WordIsPoisoned(uptr addr) {
} // namespace __lsan
+void __sanitizer::GetStackTrace(BufferedStackTrace *stack, uptr max_depth,
+ uptr pc, uptr bp, void *context, bool fast) {
+ using namespace __lsan;
+ uptr stack_top = 0, stack_bottom = 0;
+ ThreadContext *t;
+ if (StackTrace::WillUseFastUnwind(fast) &&
+ (t = CurrentThreadContext())) {
+ stack_top = t->stack_end();
+ stack_bottom = t->stack_begin();
+ }
+ if (!SANITIZER_MIPS || IsValidFrame(bp, stack_top, stack_bottom)) {
+ if (StackTrace::WillUseFastUnwind(fast))
+ stack->Unwind(max_depth, pc, bp, nullptr, stack_top, stack_bottom, true);
+ else
+ stack->Unwind(max_depth, pc, 0, context, 0, 0, false);
+ }
+}
+
using namespace __lsan; // NOLINT
static void InitializeFlags() {
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