re PR tree-optimization/37716 (ice for legal C++ code with -O2 on 20080926)

	PR tree-optimization/37716
	* gimplify.c (gimplify_expr): Allow COND_EXPR if
	gimplify_ctxp->allow_rhs_cond_expr.

From-SVN: r142476

gcc/ChangeLog

-2008-12-05 Uros Bizjak <ubizjak@gmail.com>
+2008-12-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/37716
+	* gimplify.c (gimplify_expr): Allow COND_EXPR if
+	gimplify_ctxp->allow_rhs_cond_expr.
+
+2008-12-05  Uros Bizjak  <ubizjak@gmail.com>
 
 	* config/alpha/alpha.c (alpha_fold_vector_minmax): Create
 	VIEW_CONVERT_EXPR to convert output to long_integer_type_node.

gcc/gimplify.c

@@ -6941,7 +6941,7 @@ gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p,
 		  && code != ASM_EXPR
 		  && code != BIND_EXPR
 		  && code != CATCH_EXPR
-		  && code != COND_EXPR
+		  && (code != COND_EXPR || gimplify_ctxp->allow_rhs_cond_expr)
 		  && code != EH_FILTER_EXPR
 		  && code != GOTO_EXPR
 		  && code != LABEL_EXPR