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Fixed #3060 (False positive: Uninitialized variable: fresh)

This commit is contained in:
Daniel Marjamäki 2011-09-04 12:53:53 +02:00
parent e782d98241
commit 85d83d86ac
2 changed files with 10 additions and 1 deletions
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4
lib/checkuninitvar.cpp
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@ -596,8 +596,10 @@ private:
return tok.tokAt(3); return tok.tokAt(3);
} }
else if (Token::simpleMatch(tok.previous(), ">>") || Token::simpleMatch(tok.next(), "=")) else if (Token::Match(tok.previous(), "<<|>>") || Token::simpleMatch(tok.next(), "="))
{ {
// TODO: Don't bail out for "<<" and ">>" if these are
// just computations
ExecutionPath::bailOutVar(checks, tok.varId()); ExecutionPath::bailOutVar(checks, tok.varId());
return &tok; return &tok;
} }

7
test/testuninitvar.cpp
View File

@ -322,6 +322,13 @@ private:
"}\n"); "}\n");
ASSERT_EQUALS("", errout.str()); ASSERT_EQUALS("", errout.str());
checkUninitVar("int a(FArchive &arc) {\n" // #3060 (initialization through operator<<)
" int *p;\n"
" arc << p;\n"
" return *p;\n"
"}\n");
ASSERT_EQUALS("", errout.str());
checkUninitVar("int a()\n" checkUninitVar("int a()\n"
"{\n" "{\n"
" int ret;\n" " int ret;\n"