[Bug bootstrap/63622] [5.0 Regression] Bootstrap fails on x86_64-apple-darwin1[34] after revision r216305

[howarth at bromo dot med.uc.edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63622

howarth at bromo dot med.uc.edu changed:

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--- Comment #5 from howarth at bromo dot med.uc.edu ---
(In reply to Martin Liška from comment #3)
> Created attachment 33843 [details]
> IPA ICF aliasing restriction
> 
> Can you please try to apply following patch?
> It should disable alias creation for targets that do not support aliasing.

Is there a problem with this patch due to the definition of...

#define ASM_WEAKEN_DECL(FILE, DECL, NAME, ALIAS)                        \

in gcc/config/darwin.h?