[Bug target/85593] [7/8/9 Regression] GCC on ARM allocates R3 for local variable when calling naked function with O2 optimizations enabled
rguenth at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Tue Oct 30 14:56:00 GMT 2018
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85593
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |wrong-code
Priority|P3 |P2
--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
So somehow the consensus was that IPA-RA needs to be told what to do about
naked functions. IPA-RA is new in GCC 5. I'm not sure whether there already
exists a hook for targets to use.
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