On Thu, Oct 21, 2021 at 8:06 PM Martin Sebor via Gcc <gcc@gcc.gnu.org>
wrote:

> I put #pragma GCC optimize "0" at the top of gimplify.c to help
> me debug something in a bootstrapped compiler.  The file failed
> to compile with many assembler errors like this:
>
> /tmp/ccL9zcXD.s: Assembler messages:
> /tmp/ccL9zcXD.s:9: Error: CFI instruction used without previous
> .cfi_startproc
>
> I've done this before and had no problems.  Is this supposed to
> work or was I just lucky when it did before?
>

I know the binutils people have been doing work with CFI stuff, so perhaps
this is a binutils
issue?  Which version of binutils are you using?  A newer version
of binutils (or perhaps older)
might make a difference.

Regards,

Tom

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