diff options
| -rw-r--r-- | lld/ELF/Symbols.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lld/ELF/Symbols.cpp b/lld/ELF/Symbols.cpp index 22ec91fa79a..aa7c5d10734 100644 --- a/lld/ELF/Symbols.cpp +++ b/lld/ELF/Symbols.cpp @@ -146,10 +146,11 @@ std::string elf2::demangle(StringRef Name) { if (!Config->Demangle) return Name; - // Don't call __cxa_demangle if the name does not look like a C++ - // symbol name. We need this check because some implementations of the - // function try to demangle a name as something different (e.g. type name) - // if it is not a mangled symbol name. + // __cxa_demangle can be used to demangle strings other than symbol + // names which do not necessarily start with "_Z". Name can be + // either a C or C++ symbol. Don't call __cxa_demangle if the name + // does not look like a C++ symbol name to avoid getting unexpected + // result for a C symbol that happens to match a mangled type name. if (!Name.startswith("_Z")) return Name; |
