search for: mashhadi

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2015 Dec 27
3
Any way to disable the alignment of functions?
Hi, I am trying to test if disabling function (entry) alignment has any effect on performance. On my x86 machine, all functions seem to get aligned to 16-bytes. I know that GCC provides a flag (-fno-align-functions) to disable function alignment. However, I could not find the similar flag for clang. According to the following quote from LLVM doc, clang delegates the job to the target in case no