[PATCH] D19688: Fixes PR27241 by enabling the X86 call frame optimization for 64-bit targets

[Michael Kuperstein via llvm-commits]

mkuper added a comment.

Thanks, Dave!

Re 32-bit Darwin testing, note that there's already some of that in push-cfi.ll. Perhaps it's worth just merging the tests.

Michael


http://reviews.llvm.org/D19688