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-rw-r--r--llvm/lib/DebugInfo/Symbolize/Symbolize.cpp36
-rw-r--r--llvm/test/tools/llvm-symbolizer/coff-dwarf.test3
-rw-r--r--llvm/test/tools/llvm-symbolizer/coff-exports.test3
3 files changed, 11 insertions, 31 deletions
diff --git a/llvm/lib/DebugInfo/Symbolize/Symbolize.cpp b/llvm/lib/DebugInfo/Symbolize/Symbolize.cpp
index 7138f66271b..be79d9e637c 100644
--- a/llvm/lib/DebugInfo/Symbolize/Symbolize.cpp
+++ b/llvm/lib/DebugInfo/Symbolize/Symbolize.cpp
@@ -35,19 +35,6 @@
#include <cassert>
#include <cstring>
-#if defined(_MSC_VER)
-#include <Windows.h>
-
-// This must be included after windows.h.
-#include <DbgHelp.h>
-#pragma comment(lib, "dbghelp.lib")
-
-// Windows.h conflicts with our COFF header definitions.
-#ifdef IMAGE_FILE_MACHINE_I386
-#undef IMAGE_FILE_MACHINE_I386
-#endif
-#endif
-
namespace llvm {
namespace symbolize {
@@ -534,21 +521,20 @@ LLVMSymbolizer::DemangleName(const std::string &Name,
return Result;
}
-#if defined(_MSC_VER)
if (!Name.empty() && Name.front() == '?') {
// Only do MSVC C++ demangling on symbols starting with '?'.
- char DemangledName[1024] = {0};
- DWORD result = ::UnDecorateSymbolName(
- Name.c_str(), DemangledName, 1023,
- UNDNAME_NO_ACCESS_SPECIFIERS | // Strip public, private, protected
- UNDNAME_NO_ALLOCATION_LANGUAGE | // Strip __thiscall, __stdcall, etc
- UNDNAME_NO_THROW_SIGNATURES | // Strip throw() specifications
- UNDNAME_NO_MEMBER_TYPE | // Strip virtual, static, etc specifiers
- UNDNAME_NO_MS_KEYWORDS | // Strip all MS extension keywords
- UNDNAME_NO_FUNCTION_RETURNS); // Strip function return types
- return (result == 0) ? Name : std::string(DemangledName);
+ int status = 0;
+ char *DemangledName = microsoftDemangle(
+ Name.c_str(), nullptr, nullptr, &status,
+ MSDemangleFlags(MSDF_NoAccessSpecifier | MSDF_NoCallingConvention |
+ MSDF_NoMemberType | MSDF_NoReturnType));
+ if (status != 0)
+ return Name;
+ std::string Result = DemangledName;
+ free(DemangledName);
+ return Result;
}
-#endif
+
if (DbiModuleDescriptor && DbiModuleDescriptor->isWin32Module())
return std::string(demanglePE32ExternCFunc(Name));
return Name;
diff --git a/llvm/test/tools/llvm-symbolizer/coff-dwarf.test b/llvm/test/tools/llvm-symbolizer/coff-dwarf.test
index 03b5d9147fe..21d06b197ee 100644
--- a/llvm/test/tools/llvm-symbolizer/coff-dwarf.test
+++ b/llvm/test/tools/llvm-symbolizer/coff-dwarf.test
@@ -5,9 +5,6 @@ RUN: | FileCheck %s
RUN: llvm-symbolizer 0x5009 0x5038 -i --relative-address -obj="%p/Inputs/coff-dwarf.exe" \
RUN: | FileCheck %s
-This test relies on UnDecorateSymbolName, which is Windows-only.
-REQUIRES: system-windows
-
CHECK: foo(void)
CHECK: coff-dwarf.cpp:7
CHECK: bar(void)
diff --git a/llvm/test/tools/llvm-symbolizer/coff-exports.test b/llvm/test/tools/llvm-symbolizer/coff-exports.test
index 255681178f4..a5d972f6e49 100644
--- a/llvm/test/tools/llvm-symbolizer/coff-exports.test
+++ b/llvm/test/tools/llvm-symbolizer/coff-exports.test
@@ -5,9 +5,6 @@ RUN: | FileCheck %s
RUN: llvm-symbolizer 0x500A 0x5038 0x504B -i --relative-address -obj="%p/Inputs/coff-exports.exe" \
RUN: | FileCheck %s
-This test relies on UnDecorateSymbolName, which is Win32-only.
-REQUIRES: system-windows
-
We get the expected stack trace, except 'foo' appears for the 'bar' frame
because 'bar' isn't in the export table.
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