(layout_record): Treat constant size as variable if it overflows.

From-SVN: r13105

(layout_record): Treat constant size as variable if it overflows.
From-SVN: r13105
1d58084a · Richard Kenner · 5e645e50 · 1d58084a
Commit 1d58084a authored Nov 07, 1996 by Richard Kenner
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gcc/stor-layout.c
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--- a/gcc/stor-layout.c
+++ b/gcc/stor-layout.c
@@ -507,6 +507,7 @@ layout_record (rec)
 	if (dsize == 0)
 	  /* Do nothing.  */;
 	else if (TREE_CODE (dsize) == INTEGER_CST
+		 && ! TREE_CONSTANT_OVERFLOW (dsize)
 		 && TREE_INT_CST_HIGH (dsize) == 0
 		 && TREE_INT_CST_LOW (dsize) + const_size >= const_size)
 	  /* Use const_size if there's no overflow.  */