(convert): When converting to variant of same type, fold.

From-SVN: r1824

(convert): When converting to variant of same type, fold.
From-SVN: r1824
542bc952 · Richard Stallman · 70038ec9 · 542bc952
Commit 542bc952 authored Aug 14, 1992 by Richard Stallman
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gcc/c-convert.c
+1 -1

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--- a/gcc/c-convert.c
+++ b/gcc/c-convert.c
@@ -375,7 +375,7 @@ convert (type, expr)
      || TREE_CODE (expr) == ERROR_MARK)
    return expr;
  if (TYPE_MAIN_VARIANT (type) == TYPE_MAIN_VARIANT (TREE_TYPE (expr)))
-    return build1 (NOP_EXPR, type, expr);
+    return fold (build1 (NOP_EXPR, type, expr));
  if (TREE_CODE (TREE_TYPE (expr)) == ERROR_MARK)
    return error_mark_node;
  if (TREE_CODE (TREE_TYPE (expr)) == VOID_TYPE)