[PATCH] D14637: [tsan] Don't demangle names not starting with "_Z"

[Dmitry Vyukov via llvm-commits]

dvyukov added inline comments.

================
Comment at: lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cc:51
@@ -50,1 +50,3 @@
 const char *DemangleCXXABI(const char *name) {
+  if (name[0] != '_' || name[1] != 'Z')
+    return name;
----------------
glider wrote:
> Please make sure name[1] is addressable (BTW do we always know name is not NULL?)
Assuming that name is NULL, this check is OK. If the string of zero length we will bail out after checking name[0] (which is addressable and contains 0)


http://reviews.llvm.org/D14637