From: Vitaly Buka <vitalybuka@google.com>
Date: Thu, 1 Oct 2020 07:49:09 +0000 (-0700)
Subject: [sanitizer] Fix SymbolizedStack leak
X-Git-Tag: llvmorg-13-init~10424
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=456974ac78f107d74b6db35401aff5ac4ab2665d;p=platform%2Fupstream%2Fllvm.git

[sanitizer] Fix SymbolizedStack leak
---

diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_stacktrace_libcdep.cpp b/compiler-rt/lib/sanitizer_common/sanitizer_stacktrace_libcdep.cpp
index 4ef305c..68bd0bb 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_stacktrace_libcdep.cpp
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_stacktrace_libcdep.cpp
@@ -134,6 +134,7 @@ void __sanitizer_symbolize_pc(uptr pc, const char *fmt, char *out_buf,
   }
   CHECK(out_buf <= out_end);
   *out_buf = 0;
+  frame->ClearAll();
 }
 
 SANITIZER_INTERFACE_ATTRIBUTE