function.c (thread_prologue_and_epilogue_insns): Don't replace jumps with…

function.c (thread_prologue_and_epilogue_insns): Don't replace jumps with returns unless they are jumps to the fallthru block. * function.c (thread_prologue_and_epilogue_insns): Don't replace jumps with returns unless they are jumps to the fallthru block. From-SVN: r31852

function.c (thread_prologue_and_epilogue_insns): Don't replace jumps with…
function.c (thread_prologue_and_epilogue_insns): Don't replace jumps with returns unless they are jumps to the fallthru block. * function.c (thread_prologue_and_epilogue_insns): Don't replace jumps with returns unless they are jumps to the fallthru block. From-SVN: r31852
a617c13f · Clinton Popetz · Clinton Popetz · 4d6b6776 · a617c13f · a617c13f
Commit a617c13f authored Feb 08, 2000 by Clinton Popetz Committed by Clinton Popetz Feb 08, 2000
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gcc/ChangeLog
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gcc/function.c
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2000-02-08  Clinton Popetz  <cpopetz@cygnus.com>
+
+        * function.c (thread_prologue_and_epilogue_insns): Don't replace
+        jumps with returns unless they are jumps to the fallthru block.
+
 Tue Feb  8 07:53:55 2000  Jan Hubicka  <jh@suse.cz>

 	* i386.md (addqi3_cc): Fix contraints.

--- a/gcc/function.c
+++ b/gcc/function.c
@@ -6699,7 +6699,7 @@ thread_prologue_and_epilogue_insns (f)
 		continue;

 	      jump = bb->end;
-	      if (GET_CODE (jump) != JUMP_INSN)
+	      if ((GET_CODE (jump) != JUMP_INSN) || JUMP_LABEL (jump) != label)
 		continue;

 	      /* If we have an unconditional jump, we can replace that