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-rw-r--r--clang/test/CodeGenCXX/modules-vtable.cppm31
1 files changed, 19 insertions, 12 deletions
diff --git a/clang/test/CodeGenCXX/modules-vtable.cppm b/clang/test/CodeGenCXX/modules-vtable.cppm
index fb179b1de488..5cc3504d7262 100644
--- a/clang/test/CodeGenCXX/modules-vtable.cppm
+++ b/clang/test/CodeGenCXX/modules-vtable.cppm
@@ -24,6 +24,8 @@
// RUN: %t/M-A.cppm -o %t/M-A.pcm
// RUN: %clang_cc1 -triple %itanium_abi_triple -std=c++20 -fmodule-file=M:A=%t/M-A.pcm \
// RUN: %t/M-B.cppm -emit-llvm -o - | FileCheck %t/M-B.cppm
+// RUN: %clang_cc1 -triple %itanium_abi_triple -std=c++20 \
+// RUN: %t/M-A.pcm -emit-llvm -o - | FileCheck %t/M-A.cppm
//--- Mod.cppm
export module Mod;
@@ -41,9 +43,10 @@ Base::~Base() {}
// CHECK: @_ZTSW3Mod4Base = constant
// CHECK: @_ZTIW3Mod4Base = constant
-// CHECK-INLINE: @_ZTVW3Mod4Base = linkonce_odr {{.*}}unnamed_addr constant
-// CHECK-INLINE: @_ZTSW3Mod4Base = linkonce_odr {{.*}}constant
-// CHECK-INLINE: @_ZTIW3Mod4Base = linkonce_odr {{.*}}constant
+// With the new Itanium C++ ABI, the linkage of vtables in modules don't need to be linkonce ODR.
+// CHECK-INLINE: @_ZTVW3Mod4Base = {{.*}}unnamed_addr constant
+// CHECK-INLINE: @_ZTSW3Mod4Base = {{.*}}constant
+// CHECK-INLINE: @_ZTIW3Mod4Base = {{.*}}constant
module :private;
int private_use() {
@@ -58,13 +61,13 @@ int use() {
return 43;
}
-// CHECK-NOT: @_ZTSW3Mod4Base = constant
-// CHECK-NOT: @_ZTIW3Mod4Base = constant
-// CHECK: @_ZTVW3Mod4Base = external unnamed_addr
+// CHECK-NOT: @_ZTSW3Mod4Base
+// CHECK-NOT: @_ZTIW3Mod4Base
+// CHECK: @_ZTVW3Mod4Base = external
-// CHECK-INLINE: @_ZTVW3Mod4Base = linkonce_odr {{.*}}unnamed_addr constant
-// CHECK-INLINE: @_ZTSW3Mod4Base = linkonce_odr {{.*}}constant
-// CHECK-INLINE: @_ZTIW3Mod4Base = linkonce_odr {{.*}}constant
+// CHECK-INLINE-NOT: @_ZTSW3Mod4Base
+// CHECK-INLINE-NOT: @_ZTIW3Mod4Base
+// CHECK-INLINE: @_ZTVW3Mod4Base = external
// Check the case that the declaration of the key function comes from another
// module unit but the definition of the key function comes from the current
@@ -82,6 +85,10 @@ int a_use() {
return 43;
}
+// CHECK: @_ZTVW1M1C = unnamed_addr constant
+// CHECK: @_ZTSW1M1C = constant
+// CHECK: @_ZTIW1M1C = constant
+
//--- M-B.cppm
export module M:B;
import :A;
@@ -93,6 +100,6 @@ int b_use() {
return 43;
}
-// CHECK: @_ZTVW1M1C = unnamed_addr constant
-// CHECK: @_ZTSW1M1C = constant
-// CHECK: @_ZTIW1M1C = constant
+// CHECK: @_ZTVW1M1C = external
+// CHECK-NOT: @_ZTSW1M1C
+// CHECK-NOT: @_ZTIW1M1C