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Fix 10738: FP knownEmptyContainer with auto reference (#3734) 

* Fix 10738: FP knownEmptyContainer with auto reference

* Format
This commit is contained in:
Paul Fultz II 2022-01-21 02:56:55 -06:00 committed by GitHub
parent 6c2b1f093d
commit a7dbd288c4
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2 changed files with 10 additions and 1 deletions
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2
lib/symboldatabase.cpp
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@ -5858,7 +5858,7 @@ void SymbolDatabase::setValueType(Token *tok, const ValueType &valuetype)
Token *autoTok = nullptr; Token *autoTok = nullptr;
if (Token::Match(var1Tok->tokAt(-2), ";|{|}|(|const|constexpr auto")) if (Token::Match(var1Tok->tokAt(-2), ";|{|}|(|const|constexpr auto"))
autoTok = var1Tok->previous(); autoTok = var1Tok->previous();
else if (Token::Match(var1Tok->tokAt(-3), ";|{|}|(|const|constexpr auto *")) else if (Token::Match(var1Tok->tokAt(-3), ";|{|}|(|const|constexpr auto *|&|&&"))
autoTok = var1Tok->tokAt(-2); autoTok = var1Tok->tokAt(-2);
if (autoTok) { if (autoTok) {
ValueType vt(*vt2); ValueType vt(*vt2);

9
test/teststl.cpp
View File

@ -5481,6 +5481,15 @@ private:
"}\n", "}\n",
true); true);
ASSERT_EQUALS("", errout.str()); ASSERT_EQUALS("", errout.str());
check("void f() {\n"
" std::vector<int> v;\n"
" auto& rv = v;\n"
" rv.push_back(42);\n"
" for (auto i : v) {}\n"
"}\n",
true);
ASSERT_EQUALS("", errout.str());
} }
void checkMutexes() { void checkMutexes() {