diff options
Diffstat (limited to 'clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp')
-rw-r--r-- | clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp index d858959bd5d..ea4d7d29eab 100644 --- a/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp +++ b/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp @@ -760,10 +760,16 @@ void MallocChecker::checkPreStmt(const ReturnStmt *S, CheckerContext &C) const { const Expr *E = S->getRetValue(); if (!E) return; + + // Check if we are returning a symbol. SymbolRef Sym = C.getState()->getSVal(E, C.getLocationContext()).getAsSymbol(); if (!Sym) return; + // Check if we are returning freed memory. + checkUseAfterFree(Sym, C, S); + + // Check if the symbol is escaping. checkEscape(Sym, S, C); } |