(jump_optimize): Fix potential infinite loop.

From-SVN: r11253

(jump_optimize): Fix potential infinite loop.
From-SVN: r11253
9e390837 · Richard Kenner · 72c3833b · 9e390837
Commit 9e390837 authored Feb 13, 1996 by Richard Kenner
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gcc/jump.c
+2 -2

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--- a/gcc/jump.c
+++ b/gcc/jump.c
 /* Optimize jump instructions, for GNU compiler.
-   Copyright (C) 1987, 88, 89, 91-94, 1995 Free Software Foundation, Inc.
+   Copyright (C) 1987, 88, 89, 91-95, 1996 Free Software Foundation, Inc.b

 This file is part of GNU CC.

@@ -1505,7 +1505,7 @@ jump_optimize (f, cross_jump, noop_moves, after_regscan)
 		  else if (ultimate && GET_CODE (ultimate) != RETURN)
 		    ultimate = XEXP (ultimate, 0);

-		  if (ultimate)
+		  if (ultimate && JUMP_LABEL(insn) != ultimate)
 		    changed |= redirect_jump (insn, ultimate);
 		}
 	    }