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authorDouglas Gregor <dgregor@apple.com>2011-12-20 15:50:13 +0000
committerDouglas Gregor <dgregor@apple.com>2011-12-20 15:50:13 +0000
commite7aa27a826f0b353713df6bfa0715818db8cde74 (patch)
tree0f5457066dc1310ac70cabda86902dbb234a2587
parent4c07c5dfebd270b2f0660e86f056eeafdb26a4fb (diff)
When performing layout for an Objective-C class, make sure to dig out
the definition of that class. Fixes PR11613 / <rdar://problem/10604077>. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146976 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/AST/RecordLayoutBuilder.cpp4
-rw-r--r--test/CodeGenObjC/forward-class-impl-metadata.m6
2 files changed, 9 insertions, 1 deletions
diff --git a/lib/AST/RecordLayoutBuilder.cpp b/lib/AST/RecordLayoutBuilder.cpp
index a47bd4afb4..43dee104ba 100644
--- a/lib/AST/RecordLayoutBuilder.cpp
+++ b/lib/AST/RecordLayoutBuilder.cpp
@@ -2161,7 +2161,9 @@ const CXXMethodDecl *ASTContext::getKeyFunction(const CXXRecordDecl *RD) {
const ASTRecordLayout &
ASTContext::getObjCLayout(const ObjCInterfaceDecl *D,
const ObjCImplementationDecl *Impl) const {
- assert(D->isThisDeclarationADefinition() && "Invalid interface decl!");
+ // Retrieve the definition
+ D = D->getDefinition();
+ assert(D && D->isThisDeclarationADefinition() && "Invalid interface decl!");
// Look up this layout, if already laid out, return what we have.
ObjCContainerDecl *Key =
diff --git a/test/CodeGenObjC/forward-class-impl-metadata.m b/test/CodeGenObjC/forward-class-impl-metadata.m
index e9e08589d1..371abf2ade 100644
--- a/test/CodeGenObjC/forward-class-impl-metadata.m
+++ b/test/CodeGenObjC/forward-class-impl-metadata.m
@@ -39,3 +39,9 @@ int f0(A *a) {
@implementation A
@synthesize p0 = _p0;
@end
+
+@interface B
+@end
+@class B;
+@implementation B
+@end