diff options
| author | Ted Kremenek <kremenek@apple.com> | 2011-10-06 20:53:28 +0000 |
|---|---|---|
| committer | Ted Kremenek <kremenek@apple.com> | 2011-10-06 20:53:28 +0000 |
| commit | c80850353f4051f36be9f5be9738cf877406311a (patch) | |
| tree | 091e49bbb4fcd478c3a832e4c146f0e0cd99e82a /lib/Analysis/LiveVariables.cpp | |
| parent | 8052a4f1f62afb2a20fd453fa465fb4a11cfc5c6 (diff) | |
[static analyzer] Fix crash in LiveVariables and Environment::getSVal() when analyzing C++ pointer-to-member calls. Fixes <rdar://problem/10243398>.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@141312 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/LiveVariables.cpp')
| -rw-r--r-- | lib/Analysis/LiveVariables.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/Analysis/LiveVariables.cpp b/lib/Analysis/LiveVariables.cpp index be6e659bd9..c800c70a38 100644 --- a/lib/Analysis/LiveVariables.cpp +++ b/lib/Analysis/LiveVariables.cpp @@ -352,9 +352,10 @@ void TransferFunctions::Visit(Stmt *S) { case Stmt::CXXMemberCallExprClass: { // Include the implicit "this" pointer as being live. CXXMemberCallExpr *CE = cast<CXXMemberCallExpr>(S); - val.liveStmts = - LV.SSetFact.add(val.liveStmts, - CE->getImplicitObjectArgument()->IgnoreParens()); + if (Expr *ImplicitObj = CE->getImplicitObjectArgument()) { + ImplicitObj = ImplicitObj->IgnoreParens(); + val.liveStmts = LV.SSetFact.add(val.liveStmts, ImplicitObj); + } break; } case Stmt::DeclStmtClass: { |