25 lines · cpp
1// RUN: rm -rf %t2 3// First, build two modules that both re-export the same header.4// RUN: %clang_cc1 -x c++ -std=c++11 -fmodules -fimplicit-module-maps -fmodule-name=b -o %t/b.pcm \5// RUN: -emit-module %S/Inputs/merge-vtable-codegen/merge-vtable-codegen.modulemap \6// RUN: -I %S/Inputs/merge-vtable-codegen7// RUN: %clang_cc1 -x c++ -std=c++11 -fmodules -fimplicit-module-maps -fmodule-name=c -o %t/c.pcm \8// RUN: -emit-module %S/Inputs/merge-vtable-codegen/merge-vtable-codegen.modulemap \9// RUN: -I %S/Inputs/merge-vtable-codegen10 11// Use the two modules in a single compile.12// RUN: %clang_cc1 -x c++ -std=c++11 -fmodules -fimplicit-module-maps -fmodule-file=%t/b.pcm -fmodule-file=%t/c.pcm \13// RUN: -fmodule-map-file=%S/Inputs/merge-vtable-codegen/merge-vtable-codegen.modulemap \14// RUN: -emit-llvm -o %t/test.o %s15 16// Note that order is important:17// Module 'c' just reexports A, while module 'b' defines a method that uses a18// virtual method of A.19#include "Inputs/merge-vtable-codegen/c.h"20#include "Inputs/merge-vtable-codegen/b.h"21 22void t() {23 b(nullptr);24}25