1// RUN: rm -rf %t 2// RUN: mkdir %t 3// RUN: split-file %s %t 4// 5// RUN: %clang_cc1 -std=c++20 -triple i686-pc-windows-msvc %t/foo.cppm -emit-module-interface \ 6// RUN: -o %t/foo.pcm 7// RUN: %clang_cc1 -std=c++20 -triple i686-pc-windows-msvc %t/user.cc -fmodule-file=foo=%t/foo.pcm \ 8// RUN: -emit-llvm -o - -disable-llvm-passes | FileCheck %t/user.cc 9 10//--- foo.cppm 11export module foo; 12export struct Fruit { 13 virtual ~Fruit() = default; 14 virtual void eval(); 15}; 16 17//--- user.cc 18import foo; 19void test() { 20 Fruit *f = new Fruit(); 21 f->eval(); 22} 23 24// Check that the virtual table is an unnamed_addr constant in comdat that can 25// be merged with the virtual table with other TUs. 26// CHECK: unnamed_addr constant {{.*}}[ptr @"??_R4Fruit@@6B@", ptr @"??_GFruit@@UAEPAXI@Z", ptr @"?eval@Fruit@@UAEXXZ"{{.*}}comdat($"??_7Fruit@@6B@") 27