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// Testing that changing a type in an unused module file won't change
// the BMI of the current module file.
//
// RUN: rm -rf %t
// RUN: split-file %s %t
//
// RUN: %clang_cc1 -std=c++20 %t/m-partA.cppm -emit-reduced-module-interface -o %t/m-partA.pcm
// RUN: %clang_cc1 -std=c++20 %t/m-partA.v1.cppm -emit-reduced-module-interface -o \
// RUN: %t/m-partA.v1.pcm
// RUN: %clang_cc1 -std=c++20 %t/m-partB.cppm -emit-reduced-module-interface -o %t/m-partB.pcm
// RUN: %clang_cc1 -std=c++20 %t/m.cppm -emit-reduced-module-interface -o %t/m.pcm \
// RUN: -fmodule-file=m:partA=%t/m-partA.pcm -fmodule-file=m:partB=%t/m-partB.pcm
// RUN: %clang_cc1 -std=c++20 %t/m.cppm -emit-reduced-module-interface -o %t/m.v1.pcm \
// RUN: -fmodule-file=m:partA=%t/m-partA.v1.pcm -fmodule-file=m:partB=%t/m-partB.pcm
//
// RUN: %clang_cc1 -std=c++20 %t/useBOnly.cppm -emit-reduced-module-interface -o %t/useBOnly.pcm \
// RUN: -fmodule-file=m=%t/m.pcm -fmodule-file=m:partA=%t/m-partA.pcm \
// RUN: -fmodule-file=m:partB=%t/m-partB.pcm
// RUN: %clang_cc1 -std=c++20 %t/useBOnly.cppm -emit-reduced-module-interface -o %t/useBOnly.v1.pcm \
// RUN: -fmodule-file=m=%t/m.v1.pcm -fmodule-file=m:partA=%t/m-partA.v1.pcm \
// RUN: -fmodule-file=m:partB=%t/m-partB.pcm
// Since useBOnly only uses partB from module M, the change in partA shouldn't affect
// useBOnly.
// RUN: diff %t/useBOnly.pcm %t/useBOnly.v1.pcm &> /dev/null
//
// RUN: %clang_cc1 -std=c++20 %t/useAOnly.cppm -emit-reduced-module-interface -o %t/useAOnly.pcm \
// RUN: -fmodule-file=m=%t/m.pcm -fmodule-file=m:partA=%t/m-partA.pcm \
// RUN: -fmodule-file=m:partB=%t/m-partB.pcm
// RUN: %clang_cc1 -std=c++20 %t/useAOnly.cppm -emit-reduced-module-interface -o %t/useAOnly.v1.pcm \
// RUN: -fmodule-file=m=%t/m.v1.pcm -fmodule-file=m:partA=%t/m-partA.v1.pcm \
// RUN: -fmodule-file=m:partB=%t/m-partB.pcm
// Since useAOnly uses partA from module M, the change in partA should affect useAOnly.
// RUN: not diff %t/useAOnly.pcm %t/useAOnly.v1.pcm &> /dev/null
//--- m-partA.cppm
export module m:partA;
export int getValueFromA() { return 43; }
//--- m-partA.v1.cppm
export module m:partA;
export int getValueFromA() { return 43; }
namespace NS {
class A {
public:
int getValue() {
return 43;
}
};
}
//--- m-partB.cppm
export module m:partB;
export inline int getB() {
return 430;
}
//--- m.cppm
export module m;
export import :partA;
export import :partB;
//--- useBOnly.cppm
export module useBOnly;
import m;
export inline int get() {
return getB();
}
//--- useAOnly.cppm
export module useAOnly;
import m;
export inline int get() {
return getValueFromA();
}
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