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Report unknown macro (#4990)

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chrchr-github 2023-04-20 17:55:16 +02:00 committed by GitHub
parent 67a8ff0b27
commit e17af6d2d8
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2 changed files with 9 additions and 2 deletions
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8
lib/tokenize.cpp
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@ -8095,8 +8095,12 @@ void Tokenizer::findGarbageCode() const
if (!isCPP() || mSettings->standards.cpp < Standards::CPP20 || !Token::Match(tok->previous(), "%name% : %num% ="))
syntaxError(tok, tok->next()->str() + " " + tok->strAt(2));
}
else if (Token::simpleMatch(tok, ") return") && !Token::Match(tok->link()->previous(), "if|while|for ("))
syntaxError(tok);
else if (Token::simpleMatch(tok, ") return") && !Token::Match(tok->link()->previous(), "if|while|for (")) {
if (tok->link()->previous() && tok->link()->previous()->isUpperCaseName())
unknownMacroError(tok->link()->previous());
else
syntaxError(tok);
}
if (tok->isControlFlowKeyword() && Token::Match(tok, "if|while|for|switch")) { // if|while|for|switch (EXPR) { ... }
if (tok->previous() && !Token::Match(tok->previous(), "%name%|:|;|{|}|)")) {

3
test/testtokenize.cpp
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@ -6834,6 +6834,9 @@ private:
ASSERT_THROW_EQUALS(tokenizeAndStringify("enum : 3 { };"), InternalError, "syntax error: Unexpected token '3'");
ASSERT_THROW_EQUALS(tokenizeAndStringify("int a() { b((c)return 0) }"), InternalError, "syntax error");
ASSERT_THROW_EQUALS(tokenizeAndStringify("int f() { MACRO(x) return 0; }"),
InternalError,
"There is an unknown macro here somewhere. Configuration is required. If MACRO is a macro then please configure it.");
}