[Bug middle-end/23971] Compilation takes a long time with -O2 option

[falk at debian dot org]

------- Additional Comments From falk at debian dot org  2005-09-20 12:45 
-------
Slightly simplified test case:

unsigned long f(unsigned long x) { return x * 5445825408751490200UL; }

(compile time 33.49s)

So it's just synth_mult running amok, and this has nothing to do with ivopts.


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           What    |Removed                     |Added
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          Component|tree-optimization           |middle-end


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23971