[Bug tree-optimization/21610] [4.0/4.1 Regression] ICE in make_decl_rtl

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-05-16 20:03 -------
(In reply to comment #3)
> If you get rid of decl_constant_value_for_broken_optimization then I 
> suspect you'll lose some optimizations because fold doesn't operate on SSA 
> so some constant values won't be available to fold, only to later 
> optimizations.  But you'll get rid of the only references to "optimize" in 
> the C front end other than those defining built-in macros, and the 
> front-end shouldn't care about "optimize" in principle, and you'll 
> probably get rid of some XFAILs in c9?-const-expr-?.c in the process.

Why do you believe fold does not operate on SSA?

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21610