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authorFariborz Jahanian <fjahanian@apple.com>2009-01-12 23:27:26 +0000
committerFariborz Jahanian <fjahanian@apple.com>2009-01-12 23:27:26 +0000
commit35c33293efae24750bccdb88798361c59618d97e (patch)
tree498fb98344ee1e33fa8cfdcef4ee85eda9adda3d
parent482b77d1cb4ca08391d1f749436f092a4cc24427 (diff)
Patch to implement code gen for aggrgate-valued property used
to access a field of its type. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62123 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/CodeGen/CGExpr.cpp8
-rw-r--r--test/CodeGenObjC/property-agrr-getter.m17
2 files changed, 25 insertions, 0 deletions
diff --git a/lib/CodeGen/CGExpr.cpp b/lib/CodeGen/CGExpr.cpp
index 20a7693faf..2d51efa474 100644
--- a/lib/CodeGen/CGExpr.cpp
+++ b/lib/CodeGen/CGExpr.cpp
@@ -802,6 +802,14 @@ LValue CodeGenFunction::EmitMemberExpr(const MemberExpr *E) {
isUnion = true;
CVRQualifiers = PTy->getPointeeType().getCVRQualifiers();
}
+ else if (BaseExpr->getStmtClass() == Expr::ObjCPropertyRefExprClass ||
+ BaseExpr->getStmtClass() == Expr::ObjCKVCRefExprClass) {
+ RValue RV = EmitObjCPropertyGet(BaseExpr);
+ BaseValue = RV.getAggregateAddr();
+ if (BaseExpr->getType()->isUnionType())
+ isUnion = true;
+ CVRQualifiers = BaseExpr->getType().getCVRQualifiers();
+ }
else {
LValue BaseLV = EmitLValue(BaseExpr);
if (BaseLV.isObjCIvar())
diff --git a/test/CodeGenObjC/property-agrr-getter.m b/test/CodeGenObjC/property-agrr-getter.m
new file mode 100644
index 0000000000..903dcc7e97
--- /dev/null
+++ b/test/CodeGenObjC/property-agrr-getter.m
@@ -0,0 +1,17 @@
+// RUN: clang -emit-llvm -o %t %s
+
+typedef struct {
+ unsigned f0;
+} s0;
+
+@interface A
+- (s0) f0;
+@end
+
+@implementation A
+-(s0) f0{}
+- (unsigned) bar {
+ return self.f0.f0;
+}
+@end
+