* tree-tailcall.c (find_tail_calls): Convert the operands to the type

	of the result before building binary expressions.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@166260 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 5 insertions, 3 deletions

diff --git a/gcc/tree-tailcall.c b/gcc/tree-tailcall.c
index 38daed9a786..10ae450886f 100644
--- a/gcc/tree-tailcall.c
+++ b/gcc/tree-tailcall.c
@@ -532,20 +532,22 @@ find_tail_calls (basic_block bb, struct tailcall **ret)
 
       if (tmp_a)
 	{
+	  tree type = TREE_TYPE (tmp_a);
 	  if (a)
-	    a = fold_build2 (PLUS_EXPR, TREE_TYPE (tmp_a), a, tmp_a);
+	    a = fold_build2 (PLUS_EXPR, type, fold_convert (type, a), tmp_a);
 	  else
 	    a = tmp_a;
 	}
       if (tmp_m)
 	{
+	  tree type = TREE_TYPE (tmp_m);
 	  if (m)
-	    m = fold_build2 (MULT_EXPR, TREE_TYPE (tmp_m), m, tmp_m);
+	    m = fold_build2 (MULT_EXPR, type, fold_convert (type, m), tmp_m);
 	  else
 	    m = tmp_m;
 
 	  if (a)
-	    a = fold_build2 (MULT_EXPR, TREE_TYPE (tmp_m), a, tmp_m);
+	    a = fold_build2 (MULT_EXPR, type, fold_convert (type, a), tmp_m);
 	}
     }