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error when using a type not usable as boolean in a condition, ie an if statement

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Wolfgang Bumiller 2013-01-25 19:17:42 +01:00
parent 7fb3b97e73
commit 9afe41471b
1 changed files with 6 additions and 0 deletions
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6
parser.c
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@ -2205,6 +2205,12 @@ static ast_expression* process_condition(parser_t *parser, ast_expression *cond,
ast_unary *unary;
ast_expression *prev;
if (cond->expression.vtype == TYPE_VOID || cond->expression.vtype >= TYPE_VARIANT) {
char ty[1024];
ast_type_to_string(cond, ty, sizeof(ty));
compile_error(ast_ctx(cond), "invalid type for if() condition: %s", ty);
}
if (OPTS_FLAG(FALSE_EMPTY_STRINGS) && cond->expression.vtype == TYPE_STRING)
{
prev = cond;