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| author | Richard Smith <richard-llvm@metafoo.co.uk> | 2012-08-23 06:16:52 +0000 |
|---|---|---|
| committer | Richard Smith <richard-llvm@metafoo.co.uk> | 2012-08-23 06:16:52 +0000 |
| commit | a8eaf008e92759142982f7b40720b2b2674bd663 (patch) | |
| tree | fdbc6414d49262a6e3dbf2ecd383c3e1b311f9dc /lib/ARCMigrate | |
| parent | 925d58c20aba52ef3901db7402a2067266ed12ea (diff) | |
Fix undefined behavior: member function calls where 'this' is a null pointer.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@162430 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/ARCMigrate')
| -rw-r--r-- | lib/ARCMigrate/Transforms.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/ARCMigrate/Transforms.cpp b/lib/ARCMigrate/Transforms.cpp index f01dfa9c15..805a67d9d1 100644 --- a/lib/ARCMigrate/Transforms.cpp +++ b/lib/ARCMigrate/Transforms.cpp @@ -59,7 +59,7 @@ bool trans::canApplyWeak(ASTContext &Ctx, QualType type, return false; // id/NSObject is not safe for weak. if (!AllowOnUnknownClass && !Class->hasDefinition()) return false; // forward classes are not verifiable, therefore not safe. - if (Class->isArcWeakrefUnavailable()) + if (Class && Class->isArcWeakrefUnavailable()) return false; } |