[Bug tree-optimization/25000] [4.1/4.2 Regression] ICE in coalesce_abnormal_edges, at tree-outof-ssa.c:646

[Jeffrey A Law]

On Mon, 2005-11-28 at 23:26 +0000, janis at gcc dot gnu dot org wrote:
> 
> ------- Comment #4 from janis at gcc dot gnu dot org  2005-11-28 23:26 -------
> A regression hunt using the reduced testcase from comment #3 identified the
> following patch:
> 
> http://gcc.gnu.org/viewcvs?view=rev&rev=98066
> 
> r98066 | law | 2005-04-13 04:29:40 +0000 (Wed, 13 Apr 2005)
As described in an earlier comment, the problem is we were not
properly handling SSA_NAME_OCCURS_IN_ABNORMAL_PHI in tree-ssa-uncprop.c.

The attached patch fixes that oversight.  It has been bootstrapped and
regression tested on i686-pc-linux-gnu for both the trunk and the 4.1
branch.

jeff