// RUN: rm -rf %t // RUN: cd %S // // RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \ // RUN: -v \ // RUN: -iquote Inputs/macro-ambiguity/a/quote \ // RUN: -isystem Inputs/macro-ambiguity/a/system \ // RUN: -fno-implicit-modules -fno-modules-implicit-maps \ // RUN: -fmodule-map-file-home-is-cwd \ // RUN: -emit-module -fmodule-name=a -o %t/a.pcm \ // RUN: Inputs/macro-ambiguity/module.modulemap // // RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \ // RUN: -v \ // RUN: -iquote Inputs/macro-ambiguity/b/quote \ // RUN: -isystem Inputs/macro-ambiguity/b/system \ // RUN: -fno-implicit-modules -fno-modules-implicit-maps \ // RUN: -fmodule-map-file-home-is-cwd \ // RUN: -emit-module -fmodule-name=b -o %t/b.pcm \ // RUN: Inputs/macro-ambiguity/module.modulemap // // RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \ // RUN: -v \ // RUN: -iquote Inputs/macro-ambiguity/c/quote \ // RUN: -isystem Inputs/macro-ambiguity/c/system \ // RUN: -fno-implicit-modules -fno-modules-implicit-maps \ // RUN: -fmodule-map-file-home-is-cwd \ // RUN: -emit-module -fmodule-name=c -o %t/c.pcm \ // RUN: Inputs/macro-ambiguity/module.modulemap // // RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \ // RUN: -v \ // RUN: -iquote Inputs/macro-ambiguity/d/quote \ // RUN: -isystem Inputs/macro-ambiguity/d/system \ // RUN: -fno-implicit-modules -fno-modules-implicit-maps \ // RUN: -fmodule-map-file-home-is-cwd \ // RUN: -emit-module -fmodule-name=d -o %t/d.pcm \ // RUN: Inputs/macro-ambiguity/module.modulemap // // RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \ // RUN: -v \ // RUN: -iquote Inputs/macro-ambiguity/a/quote \ // RUN: -isystem Inputs/macro-ambiguity/a/system \ // RUN: -iquote Inputs/macro-ambiguity/b/quote \ // RUN: -isystem Inputs/macro-ambiguity/b/system \ // RUN: -iquote Inputs/macro-ambiguity/c/quote \ // RUN: -isystem Inputs/macro-ambiguity/c/system \ // RUN: -iquote Inputs/macro-ambiguity/d/quote \ // RUN: -isystem Inputs/macro-ambiguity/d/system \ // RUN: -iquote Inputs/macro-ambiguity/e/quote \ // RUN: -isystem Inputs/macro-ambiguity/e/system \ // RUN: -fno-implicit-modules -fno-modules-implicit-maps \ // RUN: -fmodule-map-file-home-is-cwd \ // RUN: -fmodule-map-file=Inputs/macro-ambiguity/module.modulemap \ // RUN: -fmodule-file=%t/a.pcm \ // RUN: -fmodule-file=%t/b.pcm \ // RUN: -fmodule-file=%t/c.pcm \ // RUN: -fmodule-file=%t/d.pcm \ // RUN: -Wambiguous-macro -verify macro-ambiguity.cpp // Include the textual headers first to maximize the ways in which things can // become ambiguous. #include "e_quote.h" #include <e_system.h> #include "a_quote.h" #include <a_system.h> #include "b_quote.h" #include <b_system.h> #include "c_quote.h" #include <c_system.h> #include "d_quote.h" #include <d_system.h> int test(int x) { // We expect to get warnings for all of the quoted includes but none of the // system includes here because the first module is a non-system module and // the quote macros come from non-system-headers. x = FOO1_QUOTE(x); // expected-warning {{ambiguous expansion of macro}} // expected-note@Inputs/macro-ambiguity/c/quote/c_quote.h:4 {{expanding this definition}} // expected-note@Inputs/macro-ambiguity/a/quote/a_quote.h:4 {{other definition}} x = FOO1_SYSTEM(x); x = BAR1_QUOTE(x); // expected-warning {{ambiguous expansion of macro}} // expected-note@Inputs/macro-ambiguity/d/quote/d_quote.h:4 {{expanding this definition}} // expected-note@Inputs/macro-ambiguity/a/quote/a_quote.h:5 {{other definition}} x = BAR1_SYSTEM(x); x = BAZ1_QUOTE(x); // expected-warning {{ambiguous expansion of macro}} // expected-note@Inputs/macro-ambiguity/a/quote/a_quote.h:6 {{expanding this definition}} // expected-note@Inputs/macro-ambiguity/e/quote/e_quote.h:4 {{other definition}} x = BAZ1_SYSTEM(x); // Here, we don't even warn on bar because in that cas both b and d are // system modules and so the use of non-system headers is irrelevant. x = FOO2_QUOTE(x); // expected-warning {{ambiguous expansion of macro}} // expected-note@Inputs/macro-ambiguity/c/quote/c_quote.h:5 {{expanding this definition}} // expected-note@Inputs/macro-ambiguity/b/quote/b_quote.h:4 {{other definition}} x = FOO2_SYSTEM(x); x = BAR2_QUOTE(x); x = BAR2_SYSTEM(x); x = BAZ2_QUOTE(x); // expected-warning {{ambiguous expansion of macro}} // expected-note@Inputs/macro-ambiguity/b/quote/b_quote.h:6 {{expanding this definition}} // expected-note@Inputs/macro-ambiguity/e/quote/e_quote.h:5 {{other definition}} x = BAZ2_SYSTEM(x); return x; }