| // RUN: rm -rf %t |
| // RUN: mkdir -p %t |
| // RUN: split-file %s %t |
| // |
| // Baseline testing to make sure we can detect the ODR violation from the CC1 invocation. |
| // RUNX: %clang_cc1 -std=c++20 %t/a.cppm -emit-module-interface -o %t/a.pcm |
| // RUNX: %clang_cc1 -std=c++20 %t/b.cppm -emit-module-interface -o %t/b.pcm |
| // RUNX: %clang_cc1 -std=c++20 %t/test.cc -fprebuilt-module-path=%t -fsyntax-only -verify |
| // |
| // Testing that we can ignore the ODR violation from the driver invocation. |
| // RUN: %clang -std=c++20 %t/a.cppm --precompile -o %t/a.pcm |
| // RUN: %clang -std=c++20 %t/b.cppm --precompile -o %t/b.pcm |
| // RUN: %clang -std=c++20 %t/test.cc -fprebuilt-module-path=%t -fsyntax-only -Xclang -verify \ |
| // RUN: -DIGNORE_ODR_VIOLATION |
| // |
| // Testing that the driver can require to check the ODR violation. |
| // RUN: %clang -std=c++20 -Xclang -fno-skip-odr-check-in-gmf %t/a.cppm --precompile -o %t/a.pcm |
| // RUN: %clang -std=c++20 -Xclang -fno-skip-odr-check-in-gmf %t/b.cppm --precompile -o %t/b.pcm |
| // RUN: %clang -std=c++20 -Xclang -fno-skip-odr-check-in-gmf %t/test.cc -fprebuilt-module-path=%t \ |
| // RUN: -fsyntax-only -Xclang -verify |
| |
| //--- func1.h |
| bool func(int x, int y) { |
| return true; |
| } |
| |
| //--- func2.h |
| bool func(int x, int y) { |
| return false; |
| } |
| |
| //--- a.cppm |
| module; |
| #include "func1.h" |
| export module a; |
| export using ::func; |
| |
| //--- b.cppm |
| module; |
| #include "func2.h" |
| export module b; |
| export using ::func; |
| |
| //--- test.cc |
| import a; |
| import b; |
| bool test() { |
| return func(1, 2); |
| } |
| |
| #ifdef IGNORE_ODR_VIOLATION |
| // expected-no-diagnostics |
| #else |
| // expected-error@func2.h:1 {{'func' has different definitions in different modules;}} |
| // expected-note@func1.h:1 {{but in 'a.<global>' found a different body}} |
| #endif |