1 // RUN: rm -rf %t 2 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fbuiltin-headers-in-system-modules -fmodules-cache-path=%t -I%S/Inputs/StdDef %s -verify=builtin-headers-in-system-modules -fno-modules-error-recovery 3 // RUN: rm -rf %t 4 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I%S/Inputs/StdDef %s -verify=no-builtin-headers-in-system-modules -fno-modules-error-recovery 5 6 #include "ptrdiff_t.h" 7 8 ptrdiff_t pdt; 9 10 // size_t is declared in both size_t.h and __stddef_size_t.h. If 11 // -fbuiltin-headers-in-system-modules is set, then __stddef_size_t.h is a 12 // non-modular header that will be transitively pulled in the StdDef test module 13 // by include_again.h. Otherwise it will be in the _Builtin_stddef module. In 14 // any case it's not defined which module will win as the expected provider of 15 // size_t. For the purposes of this test it doesn't matter which of the two 16 // providing headers get reported. 17 size_t st; // builtin-headers-in-system-modules-error-re {{missing '#include "{{size_t|include_again}}.h"'; 'size_t' must be declared before it is used}} \ 18 no-builtin-headers-in-system-modules-error-re {{missing '#include "{{size_t|__stddef_size_t}}.h"'; 'size_t' must be declared before it is used}} 19 // builtin-headers-in-system-modules-note@size_t.h:* 0+ {{here}} \ 20 no-builtin-headers-in-system-modules-note@size_t.h:* 0+ {{here}} 21 // builtin-headers-in-system-modules-note@__stddef_size_t.h:* 0+ {{here}} \ 22 no-builtin-headers-in-system-modules-note@__stddef_size_t.h:* 0+ {{here}} 23 24 #include "include_again.h" 25 // Includes <stddef.h> which includes <__stddef_size_t.h>. 26 27 size_t st2; 28 29 #include "size_t.h" 30 // Redeclares size_t when -fbuiltin-headers-in-system-modules is not passed, but 31 // the type merger should figure it out. 32 33 size_t st3; 34