From 234acdfdc873eb59448f7df447f7d114bb4b085c Mon Sep 17 00:00:00 2001
From: NAKAMURA Takumi <geek4civic@gmail.com>
Date: Mon, 1 Jul 2013 09:51:42 +0000
Subject: [PATCH] llvm-symbolizer: Recognize a drive letter on win32. Then
 "REQUIRES: shell" can be removed.

FIXME: Could we use llvm::sys::Path here?
llvm-svn: 185322
---
 llvm/test/DebugInfo/llvm-symbolizer.test     | 2 --
 llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp | 5 +++++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/llvm/test/DebugInfo/llvm-symbolizer.test b/llvm/test/DebugInfo/llvm-symbolizer.test
index 11ba66428371..4dc369948fde 100644
--- a/llvm/test/DebugInfo/llvm-symbolizer.test
+++ b/llvm/test/DebugInfo/llvm-symbolizer.test
@@ -10,8 +10,6 @@ RUN: echo "%p/Inputs/macho-universal:x86_64 0x100000f05" >> %t.input
 RUN: llvm-symbolizer --functions --inlining --demangle=false \
 RUN:    --default-arch=i386 < %t.input | FileCheck %s
 
-REQUIRES: shell
-
 CHECK:       main
 CHECK-NEXT: /tmp/dbginfo{{[/\\]}}dwarfdump-test.cc:16
 
diff --git a/llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp b/llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp
index 57f34c247291..1945d689dee4 100644
--- a/llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp
+++ b/llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp
@@ -279,6 +279,11 @@ LLVMSymbolizer::getOrCreateModuleInfo(const std::string &ModuleName) {
   std::string BinaryName = ModuleName;
   std::string ArchName = Opts.DefaultArch;
   size_t ColonPos = ModuleName.find(':');
+#if defined(_WIN32)
+  // Recognize a drive letter on win32.
+  if (ColonPos == 1 && isalpha(ModuleName[0]))
+    ColonPos = ModuleName.find(':', 2);
+#endif
   if (ColonPos != std::string::npos) {
     BinaryName = ModuleName.substr(0, ColonPos);
     ArchName = ModuleName.substr(ColonPos + 1);