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-rw-r--r--clang/test/InterfaceStubs/hidden-class-inheritance.cpp153
1 files changed, 153 insertions, 0 deletions
diff --git a/clang/test/InterfaceStubs/hidden-class-inheritance.cpp b/clang/test/InterfaceStubs/hidden-class-inheritance.cpp
new file mode 100644
index 00000000000..de4c2993c72
--- /dev/null
+++ b/clang/test/InterfaceStubs/hidden-class-inheritance.cpp
@@ -0,0 +1,153 @@
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -emit-interface-stubs \
+// RUN: -interface-stub-version=experimental-tapi-elf-v1 \
+// RUN: -DPARENT_CLASS_VISIBILITY="" -DCHILD_CLASS_VISIBILITY="" \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: FileCheck -check-prefix=CHECK-X %s
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -c \
+// RUN: -DPARENT_CLASS_VISIBILITY="" -DCHILD_CLASS_VISIBILITY="" \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: llvm-readelf -s - 2>&1 | \
+// RUN: FileCheck -check-prefix=CHECK-X-RE %s
+
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -emit-interface-stubs \
+// RUN: -interface-stub-version=experimental-tapi-elf-v1 \
+// RUN: -DPARENT_CLASS_VISIBILITY=HIDDEN -DCHILD_CLASS_VISIBILITY="" \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: FileCheck -check-prefix=CHECK-HP %s
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -emit-interface-stubs \
+// RUN: -interface-stub-version=experimental-tapi-elf-v1 \
+// RUN: -DPARENT_CLASS_VISIBILITY=HIDDEN -DCHILD_CLASS_VISIBILITY="" \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: FileCheck -check-prefix=CHECK-HP2 %s
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -c \
+// RUN: -DPARENT_CLASS_VISIBILITY=HIDDEN -DCHILD_CLASS_VISIBILITY="" \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: llvm-readelf -s - 2>&1 | \
+// RUN: FileCheck -check-prefix=CHECK-HP-RE %s
+
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -emit-interface-stubs \
+// RUN: -interface-stub-version=experimental-tapi-elf-v1 \
+// RUN: -DPARENT_CLASS_VISIBILITY="" -DCHILD_CLASS_VISIBILITY=HIDDEN \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: FileCheck -check-prefix=CHECK-HC %s
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -emit-interface-stubs \
+// RUN: -interface-stub-version=experimental-tapi-elf-v1 \
+// RUN: -DPARENT_CLASS_VISIBILITY="" -DCHILD_CLASS_VISIBILITY=HIDDEN \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: FileCheck -check-prefix=CHECK-HC2 %s
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -c \
+// RUN: -DPARENT_CLASS_VISIBILITY="" -DCHILD_CLASS_VISIBILITY=HIDDEN \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: llvm-readelf -s - 2>&1 | \
+// RUN: FileCheck -check-prefix=CHECK-HC-RE %s
+
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -emit-interface-stubs \
+// RUN: -interface-stub-version=experimental-tapi-elf-v1 \
+// RUN: -DPARENT_CLASS_VISIBILITY=HIDDEN -DCHILD_CLASS_VISIBILITY=HIDDEN \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: FileCheck -check-prefix=CHECK-HP-HC %s
+// RUN: %clang -target x86_64-unknown-linux-gnu -o - -c \
+// RUN: -DPARENT_CLASS_VISIBILITY=HIDDEN -DCHILD_CLASS_VISIBILITY=HIDDEN \
+// RUN: -DPARENT_METHOD_VISIBILITY="" -DCHILD_METHOD_VISIBILITY="" %s | \
+// RUN: llvm-readelf -s - 2>&1 | \
+// RUN: FileCheck -check-prefix=CHECK-HP-HC-RE %s
+
+// CHECK-X-DAG: _ZN1CC2Ev
+// CHECK-X-DAG: _ZN1CD0Ev
+// CHECK-X-DAG: _ZN1CD2Ev
+// CHECK-X-DAG: _ZN1SC2Ev
+// CHECK-X-DAG: _ZN1SD0Ev
+// CHECK-X-DAG: _ZN1SD2Ev
+// CHECK-X-DAG: _ZN1C1mEv
+// CHECK-X-DAG: _ZN1S1nEv
+
+// CHECK-X-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1C1mEv
+// CHECK-X-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1CC2Ev
+// CHECK-X-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1CD0Ev
+// CHECK-X-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1CD2Ev
+// CHECK-X-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1S1nEv
+// CHECK-X-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1SC2Ev
+// CHECK-X-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1SD0Ev
+// CHECK-X-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1SD2Ev
+
+// CHECK-HP2-DAG: _ZN1CC2Ev
+// CHECK-HP2-DAG: _ZN1CD0Ev
+// CHECK-HP2-DAG: _ZN1CD2Ev
+// CHECK-HP2-DAG: _ZN1C1mEv
+
+// CHECK-HP-NOT: _ZN1S1nEv
+// CHECK-HP-NOT: _ZN1SC2Ev
+// CHECK-HP-NOT: _ZN1SD0Ev
+// CHECK-HP-NOT: _ZN1SD2Ev
+
+// CHECK-HP-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1C1mEv
+// CHECK-HP-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1CC2Ev
+// CHECK-HP-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1CD0Ev
+// CHECK-HP-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1CD2Ev
+// CHECK-HP-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1S1nEv
+// CHECK-HP-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1SC2Ev
+// CHECK-HP-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1SD0Ev
+// CHECK-HP-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1SD2Ev
+
+// CHECK-HC2-DAG: _ZN1SC2Ev
+// CHECK-HC2-DAG: _ZN1SD0Ev
+// CHECK-HC2-DAG: _ZN1SD2Ev
+// CHECK-HC2-DAG: _ZN1S1nEv
+
+// CHECK-HC-NOT: _ZN1C1mEv
+// CHECK-HC-NOT: _ZN1CC2Ev
+// CHECK-HC-NOT: _ZN1CD0Ev
+// CHECK-HC-NOT: _ZN1CD2Ev
+
+// CHECK-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1C1mEv
+// CHECK-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1CC2Ev
+// CHECK-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1CD0Ev
+// CHECK-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1CD2Ev
+// CHECK-HC-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1S1nEv
+// CHECK-HC-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1SC2Ev
+// CHECK-HC-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1SD0Ev
+// CHECK-HC-RE: FUNC WEAK DEFAULT {{[0-9]+}} _ZN1SD2Ev
+
+// CHECK-HP-HC-NOT: _ZN1CC2Ev
+// CHECK-HP-HC-NOT: _ZN1CD0Ev
+// CHECK-HP-HC-NOT: _ZN1CD2Ev
+// CHECK-HP-HC-NOT: _ZN1SC2Ev
+// CHECK-HP-HC-NOT: _ZN1SD0Ev
+// CHECK-HP-HC-NOT: _ZN1SD2Ev
+// CHECK-HP-HC-NOT: _ZN1C1mEv
+// CHECK-HP-HC-NOT: _ZN1S1nEv
+
+// CHECK-HP-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1C1mEv
+// CHECK-HP-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1CC2Ev
+// CHECK-HP-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1CD0Ev
+// CHECK-HP-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1CD2Ev
+// CHECK-HP-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1S1nEv
+// CHECK-HP-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1SC2Ev
+// CHECK-HP-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1SD0Ev
+// CHECK-HP-HC-RE: FUNC WEAK HIDDEN {{[0-9]+}} _ZN1SD2Ev
+
+// TODO: clang+llvm does not materialize complete ctors and dtors for the
+// Itanium abi. Figure out why and add the check-not for these:
+// _ZN1CC1Ev
+// _ZN1CD1Ev
+// _ZN1SC1Ev
+// _ZN1SD1Ev
+
+#define HIDDEN __attribute__((__visibility__("hidden")))
+#define DEFAULT __attribute__((__visibility__("default")))
+
+struct PARENT_CLASS_VISIBILITY S {
+ virtual ~S() {}
+ virtual PARENT_METHOD_VISIBILITY void n() {}
+};
+
+class CHILD_CLASS_VISIBILITY C : public S {
+public:
+ virtual CHILD_METHOD_VISIBILITY void m() {}
+};
+
+void f() {
+ C c;
+ c.m();
+ c.n();
+}
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