diff options
Diffstat (limited to 'contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cpp')
-rw-r--r-- | contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cpp | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cpp b/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cpp index 28f11352a6b5..0ddc24802d21 100644 --- a/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cpp +++ b/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cpp @@ -341,15 +341,14 @@ __sanitizer_symbolize_set_inline_frames(bool InlineFrames); class InternalSymbolizer final : public SymbolizerTool { public: static InternalSymbolizer *get(LowLevelAllocator *alloc) { - if (&__sanitizer_symbolize_set_demangle) - CHECK(__sanitizer_symbolize_set_demangle(common_flags()->demangle)); - if (&__sanitizer_symbolize_set_inline_frames) - CHECK(__sanitizer_symbolize_set_inline_frames( - common_flags()->symbolize_inline_frames)); - // These are essential, we don't have InternalSymbolizer without them. - if (&__sanitizer_symbolize_code && &__sanitizer_symbolize_data) - return new (*alloc) InternalSymbolizer(); - return 0; + // These one is the most used one, so we will use it to detect a presence of + // internal symbolizer. + if (&__sanitizer_symbolize_code == nullptr) + return nullptr; + CHECK(__sanitizer_symbolize_set_demangle(common_flags()->demangle)); + CHECK(__sanitizer_symbolize_set_inline_frames( + common_flags()->symbolize_inline_frames)); + return new (*alloc) InternalSymbolizer(); } bool SymbolizePC(uptr addr, SymbolizedStack *stack) override { @@ -371,8 +370,6 @@ class InternalSymbolizer final : public SymbolizerTool { } bool SymbolizeFrame(uptr addr, FrameInfo *info) override { - if (&__sanitizer_symbolize_frame == nullptr) - return false; bool result = __sanitizer_symbolize_frame(info->module, info->module_offset, buffer_, sizeof(buffer_)); if (result) @@ -380,14 +377,10 @@ class InternalSymbolizer final : public SymbolizerTool { return result; } - void Flush() override { - if (&__sanitizer_symbolize_flush) - __sanitizer_symbolize_flush(); - } + void Flush() override { __sanitizer_symbolize_flush(); } const char *Demangle(const char *name) override { - if (&__sanitizer_symbolize_demangle && - __sanitizer_symbolize_demangle(name, buffer_, sizeof(buffer_))) { + if (__sanitizer_symbolize_demangle(name, buffer_, sizeof(buffer_))) { char *res_buff = nullptr; ExtractToken(buffer_, "", &res_buff); return res_buff; |