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re PR tree-optimization/69013 (gfortran-5.3.0 ICE in prune_uninit_phi_opnds_in_unrealizable_paths, at tree-ssa-uninit.c:1121)

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2016-01-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69013
	* tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
	Exchange assert for a test.

From-SVN: r232320
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Richard Biener 2016-01-13 12:15:01 +00:00 committed by Richard Biener
parent 95251c8380
commit 8bc47ae2a7
2 changed files with 21 additions and 13 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2016-01-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/69013
* tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
Exchange assert for a test.
2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/69247

28
gcc/tree-ssa-uninit.c
View File

@ -1093,19 +1093,21 @@ prune_uninit_phi_opnds_in_unrealizable_paths (gphi *phi,
edge opnd_edge;
unsigned uninit_opnds2
= compute_uninit_opnds_pos (opnd_def_phi);
pred_chain_union def_preds = vNULL;
bool ok;
gcc_assert (!MASK_EMPTY (uninit_opnds2));
opnd_edge = gimple_phi_arg_edge (phi, i);
ok = is_use_properly_guarded (phi,
opnd_edge->src,
opnd_def_phi,
uninit_opnds2,
&def_preds,
visited_phis);
destroy_predicate_vecs (&def_preds);
if (!ok)
return false;
if (!MASK_EMPTY (uninit_opnds2))
{
pred_chain_union def_preds = vNULL;
bool ok;
opnd_edge = gimple_phi_arg_edge (phi, i);
ok = is_use_properly_guarded (phi,
opnd_edge->src,
opnd_def_phi,
uninit_opnds2,
&def_preds,
visited_phis);
destroy_predicate_vecs (&def_preds);
if (!ok)
return false;
}
}
else
return false;