From 664adf32706274333fe1053dc01853b117c31bce Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Sat, 29 Nov 2014 19:00:53 +0100
Subject: Optimize emph insertion
Avoid unnecessary malloc/free if opener is removed.
---
src/inlines.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
(limited to 'src')
diff --git a/src/inlines.c b/src/inlines.c
index 8487bf8..2652342 100644
--- a/src/inlines.c
+++ b/src/inlines.c
@@ -430,26 +430,26 @@ S_insert_emph(subject *subj, delimiter_stack *opener, delimiter_stack *closer)
tempstack = nextstack;
}
- // create new emph or strong, and splice it in to our inlines
- // between the opener and closer
- emph = use_delims == 1 ? make_emph(inl->next) : make_strong(inl->next);
- emph->next = closer->first_inline;
- emph->prev = inl;
- emph->parent = inl->parent;
- inl->next = emph;
-
// if opener has 0 delims, remove it and its associated inline
if (opener->delim_count == 0) {
// replace empty opener inline with emph
chunk_free(&(inl->as.literal));
- inl->type = emph->type;
- inl->next = emph->next;
- inl->first_child = emph->first_child;
- free(emph);
emph = inl;
+ emph->type = use_delims == 1 ? NODE_EMPH : NODE_STRONG;
+ emph->first_child = inl->next;
// remove opener from stack
remove_delimiter(subj, opener);
}
+ else {
+ // create new emph or strong, and splice it in to our inlines
+ // between the opener and closer
+ emph = use_delims == 1 ? make_emph(inl->next) : make_strong(inl->next);
+ emph->parent = inl->parent;
+ emph->prev = inl;
+ inl->next = emph;
+ }
+
+ emph->next = closer->first_inline;
// fix tree structure
tmp = emph->first_child;
--
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