tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs when handling SSA name.

* tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs when handling SSA name. From-SVN: r149794

tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs when handling SSA name.
* tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs when handling SSA name. From-SVN: r149794
eab09a51 · Jan Hubicka · Jan Hubicka · 20562de4 · eab09a51 · eab09a51
Commit eab09a51 authored Jul 20, 2009 by Jan Hubicka Committed by Jan Hubicka Jul 19, 2009
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gcc/ChangeLog
+5 -0

gcc/tree-ssa-dce.c
+2 -1

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2009-07-20  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
+	when handling SSA name.
+
 2009-07-19  Jan Hubicka  <jh@suse.cz>

 	PR tree-optimization/40676

--- a/gcc/tree-ssa-dce.c
+++ b/gcc/tree-ssa-dce.c
@@ -873,7 +873,8 @@ remove_dead_phis (basic_block bb)
 	      FOR_EACH_IMM_USE_STMT (use_stmt, iter, vdef)
 		FOR_EACH_IMM_USE_ON_STMT (use_p, iter)
 		  SET_USE (use_p, vuse);
-	      if (SSA_NAME_OCCURS_IN_ABNORMAL_PHI (vdef))
+	      if (SSA_NAME_OCCURS_IN_ABNORMAL_PHI (vdef)
+	          && TREE_CODE (vuse) == SSA_NAME)
 		SSA_NAME_OCCURS_IN_ABNORMAL_PHI (vuse) = 1;
 	    }
 	  else