[Bug c/37569] Loop incorrectly optimized to endless loop with -Os/-O2/-O3

[ppr at melexis dot com]

------- Comment #6 from ppr at melexis dot com  2008-09-18 08:22 -------
(In reply to comment #5)
> another vrp bug? -fno-tree-vrp helps.
> 
Yes, -fno-tree-vrp does help

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37569