From 92f2eecf6c8ef971edba87753154ec38f612eace Mon Sep 17 00:00:00 2001
From: Dan Hirsch <thequux@upstandinghackers.com>
Date: Mon, 27 May 2013 08:31:15 +0200
Subject: [PATCH] Remove unneeded desugaring code.
---
src/desugar.c | 2 +-
src/parsers/unimplemented.c | 6 ------
2 files changed, 1 insertion(+), 7 deletions(-)
diff --git a/src/desugar.c b/src/desugar.c
index ce87ca32..a613644e 100644
--- a/src/desugar.c
+++ b/src/desugar.c
@@ -8,7 +8,7 @@ HCFChoice *h_desugar(HAllocator *mm__, HCFStack *stk__, const HParser *parser) {
if (nstk__ == NULL) {
nstk__ = h_cfstack_new(mm__);
}
- // we're going to do something naughty and cast away the const to memoize
+ assert(parser->vtable->desugar != NULL);
parser->vtable->desugar(mm__, nstk__, parser->env);
((HParser *)parser)->desugared = nstk__->last_completed;
if (stk__ == NULL)
diff --git a/src/parsers/unimplemented.c b/src/parsers/unimplemented.c
index 18255ac2..7c3c6671 100644
--- a/src/parsers/unimplemented.c
+++ b/src/parsers/unimplemented.c
@@ -12,16 +12,10 @@ static HParseResult* parse_unimplemented(void* env, HParseState *state) {
return &result;
}
-static HCFChoice* desugar_unimplemented(HAllocator *mm__, HCFStack *stk__, void *env) {
- assert_message(0, "'h_unimplemented' is not context-free, can't be desugared");
- return NULL;
-}
-
static const HParserVtable unimplemented_vt = {
.parse = parse_unimplemented,
.isValidRegular = h_false,
.isValidCF = h_false,
- .desugar = desugar_unimplemented,
.compile_to_rvm = h_not_regular,
};
--
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