[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH 1/4] dfa: omit unnecessary allocation
From: |
Paul Eggert |
Subject: |
[PATCH 1/4] dfa: omit unnecessary allocation |
Date: |
Tue, 10 Jan 2017 02:13:29 -0800 |
* lib/dfa.c (dfaanalyze): Do not allocate follow set, since
an all-zero follow set works just fine.
---
ChangeLog | 4 ++++
lib/dfa.c | 2 --
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index f0cd277..beeefb7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2017-01-09 Paul Eggert <address@hidden>
+ dfa: omit unnecessary allocation
+ * lib/dfa.c (dfaanalyze): Do not allocate follow set, since
+ an all-zero follow set works just fine.
+
dfa: omit unused local
* lib/dfa.c (build_state): Fix up recent change.
diff --git a/lib/dfa.c b/lib/dfa.c
index e8cb6bb..b27bef4 100644
--- a/lib/dfa.c
+++ b/lib/dfa.c
@@ -2501,8 +2501,6 @@ dfaanalyze (struct dfa *d, bool searchflag)
firstpos->index = lastpos->index = i;
firstpos->constraint = lastpos->constraint = NO_CONSTRAINT;
- /* Allocate the follow set for this position. */
- alloc_position_set (&d->follows[i], 1);
break;
}
#ifdef DEBUG
--
2.9.3
- [PATCH 1/4] dfa: omit unnecessary allocation,
Paul Eggert <=