[llvm-bugs] [Bug 33907] New: -falign-functions not supported

via llvm-bugs llvm-bugs at lists.llvm.org
Mon Jul 24 07:37:31 PDT 2017


            Bug ID: 33907
           Summary: -falign-functions not supported
           Product: clang
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: LLVM Codegen
          Assignee: unassignedclangbugs at nondot.org
          Reporter: rafael.espindola at gmail.com
                CC: llvm-bugs at lists.llvm.org

% gcc -falign-functions=32 -O3 test.c -S -o -  | grep align
        .p2align 5,,31
% clang -falign-functions=32 -O3 test.c -S -o -  | grep align
clang-6.0: warning: optimization flag '-falign-functions=32' is not supported
        .p2align        4, 0x90

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