[LLVMbugs] [Bug 16943] New: clang and gcc process -m* options in a different order

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Tue Aug 20 11:01:00 PDT 2013


http://llvm.org/bugs/show_bug.cgi?id=16943

            Bug ID: 16943
           Summary: clang and gcc process -m* options in a different order
           Product: clang
           Version: unspecified
          Hardware: PC
                OS: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: Driver
          Assignee: rafael.espindola at gmail.com
          Reporter: rafael.espindola at gmail.com
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

$ clang -mno-sse -mavx -dM -E -x c /dev/null  | grep SSE
$ gcc -mno-sse -mavx -dM -E -x c /dev/null  | grep SSE
#define __SSE4_1__ 1
#define __SSE4_2__ 1
#define __SSE2_MATH__ 1
#define __SSE_MATH__ 1
#define __SSE2__ 1
#define __SSSE3__ 1
#define __SSE__ 1
#define __SSE3__ 1

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