[PATCH] D100361: [Driver] Make the findVCToolChainViaEnvironment case-insensitive

[Artur Gainullin via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG192c6023e1e2: [Driver] Make the findVCToolChainViaEnvironment case-insensitive (authored by ArturGainullin).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D100361/new/

https://reviews.llvm.org/D100361

Files:
  clang/lib/Driver/ToolChains/MSVC.cpp


Index: clang/lib/Driver/ToolChains/MSVC.cpp
===================================================================
--- clang/lib/Driver/ToolChains/MSVC.cpp
+++ clang/lib/Driver/ToolChains/MSVC.cpp
@@ -190,13 +190,15 @@
       if (IsBin) {
         llvm::StringRef ParentPath = llvm::sys::path::parent_path(TestPath);
         llvm::StringRef ParentFilename = llvm::sys::path::filename(ParentPath);
-        if (ParentFilename == "VC") {
+        if (ParentFilename.equals_lower("VC")) {
           Path = std::string(ParentPath);
           VSLayout = MSVCToolChain::ToolsetLayout::OlderVS;
           return true;
         }
-        if (ParentFilename == "x86ret" || ParentFilename == "x86chk"
-          || ParentFilename == "amd64ret" || ParentFilename == "amd64chk") {
+        if (ParentFilename.equals_lower("x86ret") ||
+            ParentFilename.equals_lower("x86chk") ||
+            ParentFilename.equals_lower("amd64ret") ||
+            ParentFilename.equals_lower("amd64chk")) {
           Path = std::string(ParentPath);
           VSLayout = MSVCToolChain::ToolsetLayout::DevDivInternal;
           return true;
@@ -215,7 +217,7 @@
         for (llvm::StringRef Prefix : ExpectedPrefixes) {
           if (It == End)
             goto NotAToolChain;
-          if (!It->startswith(Prefix))
+          if (!It->startswith_lower(Prefix))
             goto NotAToolChain;
           ++It;
         }


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