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a better way to handle double releases

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This commit is contained in:
krangelov
2021-09-22 13:44:03 +02:00
parent e11e775a96
commit dd65f9f365
1 changed files with 5 additions and 15 deletions
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20
src/runtime/c/pgf/expr.cxx
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@@ -812,9 +812,6 @@ PgfType PgfExprParser::parse_type()
size_t n_hypos = 0; size_t n_hypos = 0;
PgfTypeHypo *hypos = NULL; PgfTypeHypo *hypos = NULL;
size_t n_types = 0;
PgfType *types = NULL;
PgfText *cat = NULL; PgfText *cat = NULL;
size_t n_args = 0; size_t n_args = 0;
@@ -854,9 +851,6 @@ PgfType PgfExprParser::parse_type()
if (type == 0) if (type == 0)
goto exit; goto exit;
types = (PgfType*) realloc(types, sizeof(PgfType)*(n_types+1));
types[n_types++] = type;
if (token_tag != PGF_TOKEN_RPAR) if (token_tag != PGF_TOKEN_RPAR)
goto exit; goto exit;
@@ -897,9 +891,6 @@ PgfType PgfExprParser::parse_type()
bt->type = u->dtyp(0,NULL,cat,n_args,args); bt->type = u->dtyp(0,NULL,cat,n_args,args);
n_hypos++; n_hypos++;
types = (PgfType*) realloc(types, sizeof(PgfType)*(n_types+1));
types[n_types++] = bt->type;
while (n_args > 0) { while (n_args > 0) {
u->free_ref(args[--n_args]); u->free_ref(args[--n_args]);
} }
@@ -916,18 +907,17 @@ PgfType PgfExprParser::parse_type()
type = u->dtyp(n_hypos,hypos,cat,n_args,args); type = u->dtyp(n_hypos,hypos,cat,n_args,args);
exit: exit:
PgfType last_type = 0;
while (n_hypos > 0) { while (n_hypos > 0) {
PgfTypeHypo *hypo = &hypos[--n_hypos]; PgfTypeHypo *hypo = &hypos[--n_hypos];
free(hypo->cid); free(hypo->cid);
if (hypo->type != last_type) {
u->free_ref(hypo->type);
last_type = hypo->type;
}
} }
free(hypos); free(hypos);
while (n_types > 0) {
PgfType type = types[--n_types];
u->free_ref(type);
}
free(types);
free(cat); free(cat);
while (n_args > 0) { while (n_args > 0) {