gcse.c (cprop_insn): Do not try to simplify a simple jump.

8 * gcse.c (cprop_insn): Do not try to simplify a simple jump. From-SVN: r26846

gcse.c (cprop_insn): Do not try to simplify a simple jump.
8 * gcse.c (cprop_insn): Do not try to simplify a simple jump. From-SVN: r26846
6e9a3c38 · Jeff Law · b0eb0fbd · 6e9a3c38
Commit 6e9a3c38 authored May 09, 1999 by Jeff Law
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gcc/gcse.c
+3 -1

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--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -3749,7 +3749,9 @@ cprop_insn (insn, alter_jumps)

 	     Note this does not currently handle machines which use cc0.  */
 	  else if (alter_jumps
-		   && GET_CODE (insn) == JUMP_INSN && condjump_p (insn))
+		   && GET_CODE (insn) == JUMP_INSN
+		   && condjump_p (insn)
+		   && ! simplejump_p (insn))
 	    {
 	      /* We want a copy of the JUMP_INSN so we can modify it
 		 in-place as needed without effecting the original.  */