(emit_move_insn_1): When doing multi-word move, show output is

clobbered.

From-SVN: r10427

1 files changed, 3 insertions, 0 deletions

diff --git a/gcc/expr.c b/gcc/expr.c
index d09e6fa..cb02641 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -1982,6 +1982,9 @@ emit_move_insn_1 (x, y)
 	}
 #endif
 			     
+      /* Show the output dies here.  */
+      emit_insn (gen_rtx (CLOBBER, VOIDmode, x));
+
       for (i = 0;
 	   i < (GET_MODE_SIZE (mode)  + (UNITS_PER_WORD - 1)) / UNITS_PER_WORD;
 	   i++)