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authorHans Wennborg <hans@hanshq.net>2014-03-11 23:42:29 +0000
committerHans Wennborg <hans@hanshq.net>2014-03-11 23:42:29 +0000
commit32fccec20e4909978bef17a67e550ac52b99dd4b (patch)
treef67832ef11e8b7c627fd8932e5a5a06bc571a735 /tools/driver/driver.cpp
parenta9ca98651caf3ec4075c415877351e76b2e5fde3 (diff)
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Be case sensitive when determining driver mode based on argv[0] except on Windows
This narrows the impact of r188833 after Dimitry pointed out that it's good to be able to tell the difference between 'cc' and 'CC'. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@203624 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools/driver/driver.cpp')
-rw-r--r--tools/driver/driver.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/driver/driver.cpp b/tools/driver/driver.cpp
index b4b970397e..e8860a2156 100644
--- a/tools/driver/driver.cpp
+++ b/tools/driver/driver.cpp
@@ -227,8 +227,11 @@ static void ParseProgName(SmallVectorImpl<const char *> &ArgVector,
{ "++", "--driver-mode=g++" },
};
std::string ProgName(llvm::sys::path::stem(ArgVector[0]));
+#ifdef _WIN32
+ // Transform to lowercase for case insensitive file systems.
std::transform(ProgName.begin(), ProgName.end(), ProgName.begin(),
toLowercase);
+#endif
StringRef ProgNameRef(ProgName);
StringRef Prefix;