From 52be68d86c1c51b25fc6626bc7e6dd8ef4463c46 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Wed, 17 Feb 2010 01:55:54 +0000 Subject: [PATCH] daniel remembered why this was needed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96440 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/X86MCAsmInfo.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lib/Target/X86/X86MCAsmInfo.cpp b/lib/Target/X86/X86MCAsmInfo.cpp index b220cff54c8..bc56e71b649 100644 --- a/lib/Target/X86/X86MCAsmInfo.cpp +++ b/lib/Target/X86/X86MCAsmInfo.cpp @@ -56,7 +56,10 @@ X86MCAsmInfoDarwin::X86MCAsmInfoDarwin(const Triple &Triple) { Data64bitsDirective = 0; // we can't emit a 64-bit unit // Use ## as a comment string so that .s files generated by llvm can go - // through the GCC preprocessor without causing an error. + // through the GCC preprocessor without causing an error. This is needed + // because "clang foo.s" runs the C preprocessor, which is usually reserved + // for .S files on other systems. Perhaps this is because the file system + // wasn't always case preserving or something. CommentString = "##"; PCSymbol = ".";