[llvm-rc] Don't strictly require quotes around external file names

Regardless of what docs may say, existing resource files in the
wild can use this syntax.

Rename a file used in an existing test, to make it usable for unquoted
paths.

Differential Revision: https://reviews.llvm.org/D46511

llvm-svn: 331747

1 files changed, 3 insertions, 2 deletions

diff --git a/llvm/tools/llvm-rc/ResourceScriptToken.cpp b/llvm/tools/llvm-rc/ResourceScriptToken.cpp
index 7bbf0d16f04..fc0a0e91845 100644
--- a/llvm/tools/llvm-rc/ResourceScriptToken.cpp
+++ b/llvm/tools/llvm-rc/ResourceScriptToken.cpp
@@ -281,13 +281,14 @@ bool Tokenizer::canStartIdentifier() const {
   assert(!streamEof());
 
   const char CurChar = Data[Pos];
-  return std::isalpha(CurChar) || CurChar == '_';
+  return std::isalpha(CurChar) || CurChar == '_' || CurChar == '.';
 }
 
 bool Tokenizer::canContinueIdentifier() const {
   assert(!streamEof());
   const char CurChar = Data[Pos];
-  return std::isalnum(CurChar) || CurChar == '_';
+  return std::isalnum(CurChar) || CurChar == '_' || CurChar == '.' ||
+         CurChar == '/' || CurChar == '\\';
 }
 
 bool Tokenizer::canStartInt() const {