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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 | 453ab3522b5ba2a922d0f02c7a73bd2beeca4d57 (patch) | |
| tree | 4a6ce89785f69bbec292abae34af780b48793c6d /llvm/lib/Demangle/ItaniumDemangle.cpp | |
| parent | 888dee444bef47e65886863aa1f9667ee5782879 (diff) | |
| download | bcm5719-llvm-453ab3522b5ba2a922d0f02c7a73bd2beeca4d57.tar.gz bcm5719-llvm-453ab3522b5ba2a922d0f02c7a73bd2beeca4d57.zip | |
Fix ASAN failure in cxa_demangle
Found with ASAN + libFuzzer by Kostya Serebryany <kcc@google.com>
llvm-svn: 293330
Diffstat (limited to 'llvm/lib/Demangle/ItaniumDemangle.cpp')
| -rw-r--r-- | llvm/lib/Demangle/ItaniumDemangle.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Demangle/ItaniumDemangle.cpp b/llvm/lib/Demangle/ItaniumDemangle.cpp index 59f6c2d3612..5a0352c5390 100644 --- a/llvm/lib/Demangle/ItaniumDemangle.cpp +++ b/llvm/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') { |
