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| author | Dmitri Gribenko <gribozavr@gmail.com> | 2012-11-03 16:07:49 +0000 |
|---|---|---|
| committer | Dmitri Gribenko <gribozavr@gmail.com> | 2012-11-03 16:07:49 +0000 |
| commit | 5a24980d059cd9fbe8375a4c549313101ad20698 (patch) | |
| tree | 438eb46b0e55cae7bd828e7d914440cc4f607664 /lib/Sema/SemaChecking.cpp | |
| parent | 1e905da74dbfd353d77dfc548fc9d6ff420d515a (diff) | |
Handle CK_NullToPointer casts in -Wtype-safety properly. Fixes PR14249.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@167358 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaChecking.cpp')
| -rw-r--r-- | lib/Sema/SemaChecking.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Sema/SemaChecking.cpp b/lib/Sema/SemaChecking.cpp index 6a39ff003c..4a5e8e05c7 100644 --- a/lib/Sema/SemaChecking.cpp +++ b/lib/Sema/SemaChecking.cpp @@ -6189,7 +6189,9 @@ void Sema::CheckArgumentWithTypeTag(const ArgumentWithTypeTagAttr *Attr, if (IsPointerAttr) { // Skip implicit cast of pointer to `void *' (as a function argument). if (const ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(ArgumentExpr)) - if (ICE->getType()->isVoidPointerType()) + if (ICE->getType()->isVoidPointerType() && + ICE->getCastKind() != CK_NullToPointer && + ICE->getCastKind() != CK_NullToMemberPointer) ArgumentExpr = ICE->getSubExpr(); } QualType ArgumentType = ArgumentExpr->getType(); |