(expand_expr_stmt): Bypass fetching a volatile value if it is VOIDmode.

From-SVN: r3432

(expand_expr_stmt): Bypass fetching a volatile value if it is VOIDmode.
From-SVN: r3432
6a5bbbe6 · Richard Stallman · 266f9541 · 6a5bbbe6
Commit 6a5bbbe6 authored Feb 06, 1993 by Richard Stallman
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gcc/stmt.c
+3 -1

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--- a/gcc/stmt.c
+++ b/gcc/stmt.c
@@ -1326,7 +1326,9 @@ expand_expr_stmt (exp)
  if (last_expr_value != 0 && GET_CODE (last_expr_value) == MEM
      && TREE_THIS_VOLATILE (exp))
    {
-      if (TYPE_MODE (TREE_TYPE (exp)) != BLKmode)
+      if (TYPE_MODE (TREE_TYPE (exp)) == VOIDmode)
+	;
+      else if (TYPE_MODE (TREE_TYPE (exp)) != BLKmode)
 	copy_to_reg (last_expr_value);
      else
 	{