(PROMOTE_MODE): Provide default definition.

From-SVN: r2173

(PROMOTE_MODE): Provide default definition.
From-SVN: r2173
601ce03b · Richard Kenner · 17c73321 · 601ce03b
Commit 601ce03b authored Sep 19, 1992 by Richard Kenner
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gcc/expr.h
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--- a/gcc/expr.h
+++ b/gcc/expr.h
@@ -29,6 +29,11 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define BRANCH_COST 1
 #endif

+/* The default is that we do not promote the mode of an object.  */
+#ifndef PROMOTE_MODE
+#define PROMOTE_MODE(MODE,UNSIGNEDP,TYPE)
+#endif
+
 /* Macros to access the slots of a QUEUED rtx.
   Here rather than in rtl.h because only the expansion pass
   should ever encounter a QUEUED.  */