I suppose no-one would object if I commit this as obvious at some point?
Index: lra-constraints.c
===================================================================
--- lra-constraints.c (revision 191858)
+++ lra-constraints.c (working copy)
@@ -4293,7 +4293,7 @@ update_ebb_live_info (rtx head, rtx tail
{
if (prev_bb != NULL)
{
- /* Udpate DF_LR_IN (prev_bb): */
+ /* Update DF_LR_IN (prev_bb): */
EXECUTE_IF_SET_IN_BITMAP (&check_only_regs, 0, j, bi)
if (bitmap_bit_p (&live_regs, j))
bitmap_set_bit (DF_LR_IN (prev_bb), j);