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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 | 802c4b7015d4b7236b822d3ebda8b428a1be20ad (patch) | |
| tree | 18fef6975b5f037982060652ca12d8b75d463d8c /clang/lib/ARCMigrate | |
| parent | 7bdc8ae20b5baaf33429f48b651ea97d569c70cd (diff) | |
| download | bcm5719-llvm-802c4b7015d4b7236b822d3ebda8b428a1be20ad.tar.gz bcm5719-llvm-802c4b7015d4b7236b822d3ebda8b428a1be20ad.zip | |
Fix undefined behavior: member function calls where 'this' is a null pointer.
llvm-svn: 162430
Diffstat (limited to 'clang/lib/ARCMigrate')
| -rw-r--r-- | clang/lib/ARCMigrate/Transforms.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/clang/lib/ARCMigrate/Transforms.cpp b/clang/lib/ARCMigrate/Transforms.cpp index f01dfa9c158..805a67d9d18 100644 --- a/clang/lib/ARCMigrate/Transforms.cpp +++ b/clang/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; } |
