re PR middle-end/42930 ([graphite] crash when compiling scummvm on Ubuntu…

re PR middle-end/42930 ([graphite] crash when compiling scummvm on Ubuntu 9.10/amd64 with -floop-block)

Fix PR42930.

2010-02-10  Sebastian Pop  <seb@napoca>

	PR middle-end/42930
	* graphite-scop-detection.c (graphite_can_represent_scev): Call
	graphite_can_represent_init for MULT_EXPR.

From-SVN: r156713

gcc/ChangeLog.graphite

 2010-02-10  Sebastian Pop  <seb@napoca>
 
+	PR middle-end/42930
+	* graphite-scop-detection.c (graphite_can_represent_scev): Call
+	graphite_can_represent_init for MULT_EXPR.
+
+2010-02-10  Sebastian Pop  <seb@napoca>
+
 	PR middle-end/42914
 	PR middle-end/42530
 	* graphite-sese-to-poly.c (remove_phi): New.

gcc/graphite-scop-detection.c

@@ -225,6 +225,7 @@ graphite_can_represent_scev (tree scev, int outermost_loop)
 	&& !CONVERT_EXPR_CODE_P (TREE_CODE (TREE_OPERAND (scev, 1)))
 	&& !(chrec_contains_symbols (TREE_OPERAND (scev, 0))
 	     && chrec_contains_symbols (TREE_OPERAND (scev, 1)))
+	&& graphite_can_represent_init (scev)
 	&& graphite_can_represent_scev (TREE_OPERAND (scev, 0), outermost_loop)
 	&& graphite_can_represent_scev (TREE_OPERAND (scev, 1), outermost_loop);