From 99ca500d2b59dc286b405b6a278ca244a4c17fdb Mon Sep 17 00:00:00 2001
From: "Meredith L. Patterson" <mlp@thesmartpolitenerd.com>
Date: Sun, 4 Oct 2015 15:32:32 +0200
Subject: [PATCH] Don't try to recall() primitive results
---
src/backends/packrat.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/backends/packrat.c b/src/backends/packrat.c
index b7719737..abb198b0 100644
--- a/src/backends/packrat.c
+++ b/src/backends/packrat.c
@@ -181,7 +181,10 @@ HParseResult* lr_answer(HParserCacheKey *k, HParseState *state, HLeftRec *growab
HParseResult* h_do_parse(const HParser* parser, HParseState *state) {
HParserCacheKey *key = a_new(HParserCacheKey, 1);
key->input_pos = state->input_stream; key->parser = parser;
- HParserCacheValue *m = recall(key, state);
+ HParserCacheValue *m = NULL;
+ if (parser->vtable->higher) {
+ m = recall(key, state);
+ }
// check to see if there is already a result for this object...
if (!m) {
// It doesn't exist, so create a dummy result to cache
--
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