From 4412fc0890ab4081432721b7578f9893f89406fd Mon Sep 17 00:00:00 2001
From: Rolf Eike Beer <eike@sf-mail.de>
Date: Fri, 24 Feb 2012 17:13:22 +0100
Subject: [PATCH] GenerateExportHeader: remove unneeded code

These expressions check for command line arguments unsupported by the compiler.
We don't pass any custom flags here anyway so this isn't needed.
---
 Modules/GenerateExportHeader.cmake | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/Modules/GenerateExportHeader.cmake b/Modules/GenerateExportHeader.cmake
index f3f61f6ee..e1dcb5164 100644
--- a/Modules/GenerateExportHeader.cmake
+++ b/Modules/GenerateExportHeader.cmake
@@ -149,13 +149,6 @@ include(CheckCXXCompilerFlag)
 macro(_check_cxx_compiler_attribute _ATTRIBUTE _RESULT)
   check_cxx_source_compiles("${_ATTRIBUTE} int somefunc() { return 0; }
     int main() { return somefunc();}" ${_RESULT}
-    # Some compilers do not fail with a bad flag
-    FAIL_REGEX "unrecognized .*option"                     # GNU
-    FAIL_REGEX "ignoring unknown option"                   # MSVC
-    FAIL_REGEX "warning D9002"                             # MSVC, any lang
-    FAIL_REGEX "[Uu]nknown option"                         # HP
-    FAIL_REGEX "[Ww]arning: [Oo]ption"                     # SunPro
-    FAIL_REGEX "command option .* is not recognized"       # XL
   )
 endmacro()