genmatch.c (parser::parse_expr): Improve error message for mis-placed flags.

2015-09-17  Richard Biener  <rguenther@suse.de>

	* genmatch.c (parser::parse_expr): Improve error message
	for mis-placed flags.

From-SVN: r227859

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ffa966e00fb17fd9819cfc0a3a4098bf66677d96..cd46342b2ca8cd4dab7082e2d328adcce5715362 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2015-09-17  Richard Biener  <rguenther@suse.de>
+
+       * genmatch.c (parser::parse_expr): Improve error message
+       for mis-placed flags.
+
 2015-09-17  Richard Biener  <rguenther@suse.de>
 
        * passes.c (rest_of_decl_compilation): Always call early_global_decl

diff --git a/gcc/genmatch.c b/gcc/genmatch.c
index 72666373740c9d68bfd2bedddba6d3427279cf5c..f3d979735baefed13ec36665e7df094c325b7c1b 100644 (file)
--- a/gcc/genmatch.c
+++ b/gcc/genmatch.c
@@ -3857,6 +3857,9 @@ parser::parse_expr ()
          e->expr_type = expr_type;
          return op;
        }
+      else if (!(token->flags & PREV_WHITE))
+       fatal_at (token, "expected expression operand");
+
       e->append_op (parse_op ());
     }
   while (1);