[PATCH] D44808: Fix lib.exe detection when running within MSVC toolchain

[Alexandre Ganea via Phabricator via llvm-commits]

aganea updated this revision to Diff 141771.

Repository:
  rL LLVM

https://reviews.llvm.org/D44808

Files:
  test/tools/llvm-ar/case-detection.test
  tools/llvm-ar/llvm-ar.cpp


Index: tools/llvm-ar/llvm-ar.cpp
===================================================================
--- tools/llvm-ar/llvm-ar.cpp
+++ tools/llvm-ar/llvm-ar.cpp
@@ -109,9 +109,9 @@
 )";
 
 void printHelpMessage() {
-  if (Stem.find("ranlib") != StringRef::npos)
+  if (Stem.find_lower("ranlib") != StringRef::npos)
     outs() << RanlibHelp;
-  else if (Stem.find("ar") != StringRef::npos)
+  else if (Stem.find_lower("ar") != StringRef::npos)
     outs() << ArHelp;
 }
 
@@ -960,16 +960,16 @@
   llvm::InitializeAllAsmParsers();
 
   Stem = sys::path::stem(ToolName);
-  if (Stem.find("dlltool") != StringRef::npos)
+  if (Stem.find_lower("dlltool") != StringRef::npos)
     return dlltoolDriverMain(makeArrayRef(argv, argc));
 
-  if (Stem.find("ranlib") != StringRef::npos)
+  if (Stem.find_lower("ranlib") != StringRef::npos)
     return ranlib_main(argc, argv);
 
-  if (Stem.find("lib") != StringRef::npos)
+  if (Stem.find_lower("lib") != StringRef::npos)
     return libDriverMain(makeArrayRef(argv, argc));
 
-  if (Stem.find("ar") != StringRef::npos)
+  if (Stem.find_lower("ar") != StringRef::npos)
     return ar_main(argc, argv);
   fail("Not ranlib, ar, lib or dlltool!");
 }
Index: test/tools/llvm-ar/case-detection.test
===================================================================
--- test/tools/llvm-ar/case-detection.test
+++ test/tools/llvm-ar/case-detection.test
@@ -0,0 +1,11 @@
+-- Test CamelCase tool name to ensure detection works properly
+
+RUN: yaml2obj %S/Inputs/coff.yaml -o %t.obj
+RUN: rm -rf %t1
+RUN: mkdir %t1
+RUN: cp llvm-ar %t1/Lib
+RUN: %t1/Lib /OUT:%t.lib %t.obj | FileCheck %s -allow-empty
+RUN: cp llvm-ar %t1/Ar
+RUN: %t1/Ar crs %t.ar %t.obj | FileCheck %s -allow-empty
+
+CHECK-NOT: OVERVIEW: LLVM Archiver (llvm-ar)


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