I'll commit this as obvious, so it doesn't trick anyone else
anymore.
-- >8 --
* recog.cc (peep2_attempt, peep2_update_life): Correct
head-comment description of parameter match_len.
---
gcc/recog.cc | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/gcc/recog.cc b/gcc/recog.cc
index 3ddeab59d924..fd09145d45e5 100644
--- a/gcc/recog.cc
+++ b/gcc/recog.cc
@@ -3850,7 +3850,7 @@ copy_frame_info_to_split_insn (rtx_insn *old_insn,
rtx_insn *new_insn)
maybe_copy_prologue_epilogue_insn (old_insn, new_insn);
}
-/* While scanning basic block BB, we found a match of length MATCH_LEN,
+/* While scanning basic block BB, we found a match of length MATCH_LEN + 1,
starting at INSN. Perform the replacement, removing the old insns and
replacing them with ATTEMPT. Returns the last insn emitted, or NULL
if the replacement is rejected. */
@@ -4036,7 +4036,7 @@ peep2_attempt (basic_block bb, rtx_insn *insn, int
match_len, rtx_insn *attempt)
/* After performing a replacement in basic block BB, fix up the life
information in our buffer. LAST is the last of the insns that we
emitted as a replacement. PREV is the insn before the start of
- the replacement. MATCH_LEN is the number of instructions that were
+ the replacement. MATCH_LEN + 1 is the number of instructions that were
matched, and which now need to be replaced in the buffer. */
static void
--
2.30.2
