re PR tree-optimization/28218 (ICE when building Inkscape with gcc-4.1 with -O2 -ffast-math)

2006-07-04  Paolo Bonzini  <bonzini@gnu.org>

	PR tree-optimization/28218

	* tree-ssa-math-opts.c (execute_cse_reciprocals): Fix calls
	to calculate and free the dominator information.

From-SVN: r115198

gcc/ChangeLog

+2006-07-04  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR tree-optimization/28218
+
+	* tree-ssa-math-opts.c (execute_cse_reciprocals): Fix calls
+	to calculate and free the dominator information.
+	    
 2006-07-04  Peter O'Gorman  <peter@pogma.com>
 
 	* mklibgcc.in: chmod 644 before ranlib during install.

gcc/tree-ssa-math-opts.c

@@ -489,7 +489,8 @@ execute_cse_reciprocals (void)
 				sizeof (struct occurrence),
 				n_basic_blocks / 3 + 1);
 
-  calculate_dominance_info (CDI_DOMINATORS | CDI_POST_DOMINATORS);
+  calculate_dominance_info (CDI_DOMINATORS);
+  calculate_dominance_info (CDI_POST_DOMINATORS);
 
 #ifdef ENABLE_CHECKING
   FOR_EACH_BB (bb)
@@ -526,7 +527,8 @@ execute_cse_reciprocals (void)
 	}
     }
 
-  free_dominance_info (CDI_DOMINATORS | CDI_POST_DOMINATORS);
+  free_dominance_info (CDI_DOMINATORS);
+  free_dominance_info (CDI_POST_DOMINATORS);
   free_alloc_pool (occ_pool);
   return 0;
 }