1 // Testing that adding an new identifier in an unused module file won't change
2 // the BMI of the current module file.
5 // RUN: split-file %s %t
7 // RUN: %clang_cc1 -std=c++20 %t/m-partA.cppm -emit-reduced-module-interface -o %t/m-partA.pcm
8 // RUN: %clang_cc1 -std=c++20 %t/m-partA.v1.cppm -emit-reduced-module-interface -o \
9 // RUN: %t/m-partA.v1.pcm
10 // RUN: %clang_cc1 -std=c++20 %t/m-partB.cppm -emit-reduced-module-interface -o %t/m-partB.pcm
11 // RUN: %clang_cc1 -std=c++20 %t/m.cppm -emit-reduced-module-interface -o %t/m.pcm \
12 // RUN: -fmodule-file=m:partA=%t/m-partA.pcm -fmodule-file=m:partB=%t/m-partB.pcm
13 // RUN: %clang_cc1 -std=c++20 %t/m.cppm -emit-reduced-module-interface -o %t/m.v1.pcm \
14 // RUN: -fmodule-file=m:partA=%t/m-partA.v1.pcm -fmodule-file=m:partB=%t/m-partB.pcm
16 // RUN: %clang_cc1 -std=c++20 %t/useBOnly.cppm -emit-reduced-module-interface -o %t/useBOnly.pcm \
17 // RUN: -fmodule-file=m=%t/m.pcm -fmodule-file=m:partA=%t/m-partA.pcm \
18 // RUN: -fmodule-file=m:partB=%t/m-partB.pcm
19 // RUN: %clang_cc1 -std=c++20 %t/useBOnly.cppm -emit-reduced-module-interface -o %t/useBOnly.v1.pcm \
20 // RUN: -fmodule-file=m=%t/m.v1.pcm -fmodule-file=m:partA=%t/m-partA.v1.pcm \
21 // RUN: -fmodule-file=m:partB=%t/m-partB.pcm
22 // Since useBOnly only uses partB from module M, the change in partA shouldn't affect
24 // RUN: diff %t/useBOnly.pcm %t/useBOnly.v1.pcm &> /dev/null
26 // RUN: %clang_cc1 -std=c++20 %t/useAOnly.cppm -emit-reduced-module-interface -o %t/useAOnly.pcm \
27 // RUN: -fmodule-file=m=%t/m.pcm -fmodule-file=m:partA=%t/m-partA.pcm \
28 // RUN: -fmodule-file=m:partB=%t/m-partB.pcm
29 // RUN: %clang_cc1 -std=c++20 %t/useAOnly.cppm -emit-reduced-module-interface -o %t/useAOnly.v1.pcm \
30 // RUN: -fmodule-file=m=%t/m.v1.pcm -fmodule-file=m:partA=%t/m-partA.v1.pcm \
31 // RUN: -fmodule-file=m:partB=%t/m-partB.pcm
32 // useAOnly should differ
33 // RUN: not diff %t/useAOnly.pcm %t/useAOnly.v1.pcm &> /dev/null
36 export module m:partA;
38 export inline int getA() {
47 export template <typename T>
54 export module m:partA;
56 export inline int getA() {
60 // The consuming module which didn't use m:partA completely is expected to be
62 export inline int getA2() {
70 // The consuming module which didn't use m:partA completely is expected to be
75 export template <typename T>
83 export module m:partB;
85 export inline int getB() {
95 export module useBOnly;
98 export inline int get() {
103 export module useAOnly;
106 export inline int get() {