re PR middle-end/33348 (gfortran.dg/g77/19990826-3.f fails at -O1)

	PR middle-end/33348
	PR target/33406
	* loop-invariant.c (move_invariant_reg): Unshare sequence.

From-SVN: r128547

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2099869bbe2ebccb5fb73b56f23c123346ae2db3..dc5f2f53b7f5586c6a23560ef3d269a890bf83ed 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2007-09-17  Jan Hubicka  <jh@suse.cz>
+
+       PR middle-end/33348
+       PR target/33406
+       * loop-invariant.c (move_invariant_reg): Unshare sequence.
+
 2007-09-17  Victor Kaplansky  <victork@il.ibm.com>
 
        PR tree-optimization/33319

diff --git a/gcc/loop-invariant.c b/gcc/loop-invariant.c
index d6ca8eb6af0e8887194bd8eb453437609314bd40..91c5d05c6f5aa900965f26d03936bde3a3d67fec 100644 (file)
--- a/gcc/loop-invariant.c
+++ b/gcc/loop-invariant.c
@@ -1243,6 +1243,7 @@ move_invariant_reg (struct loop *loop, unsigned invno)
          if (op != reg)
            emit_move_insn (reg, op);
          seq = get_insns ();
+         unshare_all_rtl_in_chain (seq);
          end_sequence ();
 
          if (!seq_insns_valid_p (seq))