[Bug tree-optimization/20803] Pseudo-infinite recursion in ivopts

[dberlin at dberlin dot org]

------- Additional Comments From dberlin at gcc dot gnu dot org  2005-04-07 00:20 -------
Subject: Re:  New: Pseudo-infinite recursion
	in ivopts

On Thu, 2005-04-07 at 00:16 +0000, dalej at gcc dot gnu dot org wrote:
> Compile the following with -O1 in 4.0 branch.  Don't be in a hurry; I killed it
> after 10 minutes, but I'm told it goes for hours.
> With -fno-ivopts added it completes almost immediately.  The recursion is
> in instantiate_parameters_1 called from simple_iv.


One of the patches that went into 4.1 for this problem probably needs to
be backported.




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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20803