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// RUN: rm -rf %t
// RUN: mkdir %t
// RUN: split-file %s %t
//
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/d.cppm \
// RUN: -emit-module-interface -o %t/d.pcm
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/c.cppm \
// RUN: -emit-module-interface -o %t/c.pcm -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/b.cppm \
// RUN: -emit-module-interface -o %t/b.pcm -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/a.cppm \
// RUN: -emit-module-interface -o %t/a.pcm -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/a.pcm \
// RUN: -emit-llvm -disable-llvm-passes -o - -fprebuilt-module-path=%t \
// RUN: | FileCheck %t/a.cppm
// Test again with reduced BMI.
// RUN: rm -rf %t
// RUN: mkdir %t
// RUN: split-file %s %t
//
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/d.cppm \
// RUN: -emit-reduced-module-interface -o %t/d.pcm
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/c.cppm \
// RUN: -emit-reduced-module-interface -o %t/c.pcm -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/b.cppm \
// RUN: -emit-reduced-module-interface -o %t/b.pcm -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/a.cppm \
// RUN: -emit-module-interface -o %t/a.pcm -fprebuilt-module-path=%t
// RUN: %clang_cc1 -std=c++20 -triple %itanium_abi_triple %t/a.pcm \
// RUN: -emit-llvm -disable-llvm-passes -o - -fprebuilt-module-path=%t \
// RUN: | FileCheck %t/a.cppm
//--- d.cppm
export module d;
export template<typename>
struct integer {
using type = int;
static constexpr auto value() {
return 0;
}
friend constexpr void f(integer const x) {
x.value();
}
};
export constexpr void ddd(auto const value) {
f(value);
}
template<typename T>
constexpr auto dd = T();
export template<typename T>
constexpr auto d() {
dd<T>;
}
//--- c.cppm
export module c;
import d;
template<typename T>
auto cc = T();
auto c() {
cc<integer<int>>;
integer<int>().value();
}
//--- b.cppm
export module b;
import d;
auto b() {
integer<int>::type;
}
//--- a.cppm
export module a;
import b;
import c;
import d;
constexpr void aa() {
d<integer<unsigned>>();
ddd(integer<int>());
}
export extern "C" void a() {
aa();
}
// Checks that we emit the IR successfully.
// CHECK: define{{.*}}@a(
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