https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67265
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
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Component|c |target
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
X86 is very much under huge register pressure and that inline-asm uses 4
registers as input/output and two memory ones. -fastback-check forces one more
register not to be available really.
