https://sourceware.org/bugzilla/show_bug.cgi?id=27687
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
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CC| |hjl.tools at gmail dot com
--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Mark Harmstone from comment #0)
> Created attachment 13344 [details]
> patch
>
> There doesn't seem to be currently any way to get gas to accept question
> marks in labels for x86 assembly. This -
>
> "?label":
> jmp ?label
>
> - fails with "Error: invalid character '?' before operand 1".
>
> The use case for this is MSVC's C++ name mangling, which uses question marks
> extensively - there seems to be no way to call MSVC C++ functions from gas.
>
> Attached is a patch which defines LEX_QM in gas/config/tc-i386.h, which
> seems to fix the issue.
This needs assembler tests.
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