From c213e34d0cbcd2dcc8b0735103d9f4a1f1346dda Mon Sep 17 00:00:00 2001
From: Chuck Atkins <chuck.atkins@kitware.com>
Date: Fri, 15 Mar 2019 11:38:19 -0400
Subject: cray: Detect bad options passed on the command line

---
 Modules/CMakeCheckCompilerFlagCommonPatterns.cmake | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Modules/CMakeCheckCompilerFlagCommonPatterns.cmake b/Modules/CMakeCheckCompilerFlagCommonPatterns.cmake
index e60ffe019c..5b9ed3449a 100644
--- a/Modules/CMakeCheckCompilerFlagCommonPatterns.cmake
+++ b/Modules/CMakeCheckCompilerFlagCommonPatterns.cmake
@@ -30,5 +30,6 @@ macro (CHECK_COMPILER_FLAG_COMMON_PATTERNS _VAR)
      FAIL_REGEX "Incorrect command line option:"            # Borland
      FAIL_REGEX "Warning: illegal option"                   # SunStudio 12
      FAIL_REGEX "[Ww]arning: Invalid suboption"             # Fujitsu
+     FAIL_REGEX "An invalid option .* appears on the command line" # Cray
    )
 endmacro ()
-- 
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