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-rw-r--r--gcc/ChangeLog4
-rw-r--r--gcc/lra-constraints.c4
2 files changed, 5 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 66f3034..89578c3 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2012-10-23 Vladimir Makarov <vmakarov@redhat.com>
+
+ * lra-constraints.c (update_ebb_live_info): Process empty blocks.
+
2012-10-23 Richard Sandiford <rdsandiford@googlemail.com>
* expmed.c (store_split_bit_field): Update the calls to
diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c
index ec48e9e..32ecfee 100644
--- a/gcc/lra-constraints.c
+++ b/gcc/lra-constraints.c
@@ -4300,8 +4300,6 @@ update_ebb_live_info (rtx head, rtx tail)
curr_insn = prev_insn)
{
prev_insn = PREV_INSN (curr_insn);
- if (! INSN_P (curr_insn))
- continue;
curr_bb = BLOCK_FOR_INSN (curr_insn);
if (curr_bb != prev_bb)
{
@@ -4336,7 +4334,7 @@ update_ebb_live_info (rtx head, rtx tail)
prev_bb = curr_bb;
bitmap_and (&live_regs, &check_only_regs, df_get_live_out (curr_bb));
}
- if (DEBUG_INSN_P (curr_insn))
+ if (! NONDEBUG_INSN_P (curr_insn))
continue;
curr_id = lra_get_insn_recog_data (curr_insn);
remove_p = false;