Author: arphaman
Date: Tue Nov 7 09:29:11 2017
New Revision: 317593
URL: http://llvm.org/viewvc/llvm-project?rev=317593&view=rev
Log:
[index] index field references in __builtin_offset
rdar://35109556
Modified:
cfe/trunk/lib/Index/IndexBody.cpp
cfe/trunk/test/Index/Core/index-source.cpp
Modified: cfe/trunk/lib/Index/IndexBody.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Index/IndexBody.cpp?rev=317593&r1=317592&r2=317593&view=diff
==============================================================================
--- cfe/trunk/lib/Index/IndexBody.cpp (original)
+++ cfe/trunk/lib/Index/IndexBody.cpp Tue Nov 7 09:29:11 2017
@@ -427,6 +427,17 @@ public:
return true;
}
+
+ bool VisitOffsetOfExpr(OffsetOfExpr *S) {
+ for (unsigned I = 0, E = S->getNumComponents(); I != E; ++I) {
+ const OffsetOfNode &Component = S->getComponent(I);
+ if (Component.getKind() == OffsetOfNode::Field)
+ IndexCtx.handleReference(Component.getField(), Component.getLocStart(),
+ Parent, ParentDC, SymbolRoleSet(), {});
+ // FIXME: Try to resolve dependent field references.
+ }
+ return true;
+ }
};
} // anonymous namespace
Modified: cfe/trunk/test/Index/Core/index-source.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Index/Core/index-source.cpp?rev=317593&r1=317592&r2=317593&view=diff
==============================================================================
--- cfe/trunk/test/Index/Core/index-source.cpp (original)
+++ cfe/trunk/test/Index/Core/index-source.cpp Tue Nov 7 09:29:11 2017
@@ -525,3 +525,36 @@ struct rd33122110::Outer::Nested<int>;
// CHECK-NEXT: RelCont | Nested | c:@N@rd33122110@S@Outer@S@Nested>#I
// CHECK: [[@LINE-3]]:20 | struct/C++ | Outer | c:@N@rd33122110@S@Outer |
<no-cgname> | Ref,RelCont | rel: 1
// CHECK-NEXT: RelCont | Nested | c:@N@rd33122110@S@Outer@S@Nested>#I
+
+namespace index_offsetof {
+
+struct Struct {
+ int field;
+};
+
+struct Struct2 {
+ Struct array[4][2];
+};
+
+void foo() {
+ __builtin_offsetof(Struct, field);
+// CHECK: [[@LINE-1]]:30 | field/C | field |
c:@N@index_offsetof@S@Struct@FI@field | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK-NEXT: RelCont | foo | c:@N@index_offsetof@F@foo#
+ __builtin_offsetof(Struct2, array[1][0].field);
+// CHECK: [[@LINE-1]]:31 | field/C | array |
c:@N@index_offsetof@S@Struct2@FI@array | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK-NEXT: RelCont | foo | c:@N@index_offsetof@F@foo#
+// CHECK: [[@LINE-3]]:42 | field/C | field |
c:@N@index_offsetof@S@Struct@FI@field | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK-NEXT: RelCont | foo | c:@N@index_offsetof@F@foo#
+}
+
+#define OFFSET_OF_(X, Y) __builtin_offsetof(X, Y)
+
+class SubclassOffsetof : public Struct {
+ void foo() {
+ OFFSET_OF_(SubclassOffsetof, field);
+// CHECK: [[@LINE-1]]:34 | field/C | field |
c:@N@index_offsetof@S@Struct@FI@field | <no-cgname> | Ref,RelCont | rel: 1
+// CHECK-NEXT: RelCont | foo | c:@N@index_offsetof@S@SubclassOffsetof@F@foo#
+ }
+};
+
+}
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