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25-Aug-2011 |
Evan Cheng <evan.cheng@apple.com> |
Some autoconf tests use module level inline asm to test compiler's handling of
.cfi_startproc. e.g. libffi:
$ cat confopt.c
asm (".cfi_startproc\n\t.cfi_endproc");
int main () { return 0; }
Teach MC / dwarf emission to handle these cfi directives which essentially
create an empty frame.
rdar://10017184
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138504 91177308-0d34-0410-b5e6-96231b3b80d8
/external/llvm/test/MC/MachO/debug_frame.s
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