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4db18574 · Richard Stallman · ff57c94e · 4db18574
Commit 4db18574 authored Jan 31, 1992 by Richard Stallman
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gcc/regclass.c
+5 -1

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--- a/gcc/regclass.c
+++ b/gcc/regclass.c
@@ -718,7 +718,11 @@ reg_class_record (op, opno, constraints)
 	case '4':
 	  /* If constraint says "match another operand",
 	     use that operand's constraint to choose preferences.  */
-	  next = constraints[*p - '0'];
+	  if (*p - '0' < opno)
+	    {
+	      opno = *p - '0';
+	      next = constraints[opno];
+	    }
 	  break;

 	default: