diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/preprocess.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/preprocess.c b/src/preprocess.c index b826bf2..b23ec4e 100644 --- a/src/preprocess.c +++ b/src/preprocess.c @@ -541,7 +541,9 @@ static MacroArgArray* pp_parse_macro_arguments(Preprocessor* pp, bool skip_newli MacroArgArray* args = macroargs_new(); skip_whitespaces_or_newlines(pp, skip_newline); - expect_pp_token(pp, TokenKind_paren_l); + if (!consume_pp_token_if(pp, TokenKind_paren_l)) { + return NULL; + } skip_whitespaces_or_newlines(pp, skip_newline); Token* tok = peek_pp_token(pp); if (!skip_newline && tok->kind == TokenKind_newline) { @@ -735,6 +737,10 @@ static int expand_macro(Preprocessor* pp, bool skip_newline, MacroExpansionConte if (macro->kind == MacroKind_func) { next_pp_token(pp); MacroArgArray* args = pp_parse_macro_arguments(pp, skip_newline); + if (!args) { + // If function-like macro name is not followed by opening parenthesis, it is not a macro invocation. + return pp->pos - macro_name_pos; + } token_count_before_expansion = pp->pos - macro_name_pos; replace_pp_tokens(pp, macro_name_pos, pp->pos, ¯o->replacements); |