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| author | Mehdi Amini <mehdi.amini@apple.com> | 2017-01-27 20:32:16 +0000 |
|---|---|---|
| committer | Mehdi Amini <mehdi.amini@apple.com> | 2017-01-27 20:32:16 +0000 |
| commit | e1698550ad263f133f8b72ba8105584ce041a1c1 (patch) | |
| tree | 54bdb046692fa36eebf5b46a3653e029bfb503ac /lib/Demangle | |
| parent | 194c9f4ba156d7249ad5f1e4558c8c30728b65f9 (diff) | |
Fix ASAN failure in cxa_demangle
Found with ASAN + libFuzzer by Kostya Serebryany <kcc@google.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@293330 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Demangle')
| -rw-r--r-- | lib/Demangle/ItaniumDemangle.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Demangle/ItaniumDemangle.cpp b/lib/Demangle/ItaniumDemangle.cpp index 59f6c2d3612..5a0352c5390 100644 --- a/lib/Demangle/ItaniumDemangle.cpp +++ b/lib/Demangle/ItaniumDemangle.cpp @@ -1402,7 +1402,8 @@ static const char *parse_function_type(const char *first, const char *last, int ref_qual = 0; while (true) { if (t == last) { - db.names.pop_back(); + if (!db.names.empty()) + db.names.pop_back(); return first; } if (*t == 'E') { |