1 // RUN: rm -rf %t 2 // RUN: mkdir %t 3 4 // RUN: not %clang_cc1 -fmodules -fmodule-name=file -I%S/Inputs/preprocess -x c++-module-map %S/Inputs/preprocess/module.modulemap -E 2>&1 | FileCheck %s --check-prefix=MISSING-FWD 5 // MISSING-FWD: module 'fwd' is needed 6 7 // RUN: %clang_cc1 -fmodules -fmodule-name=fwd -I%S/Inputs/preprocess -x c++-module-map %S/Inputs/preprocess/module.modulemap -emit-module -o %t/fwd.pcm 8 9 // Check that we can preprocess modules, and get the expected output. 10 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -I%S/Inputs/preprocess -x c++-module-map %S/Inputs/preprocess/module.modulemap -E -o %t/no-rewrite.ii 11 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -I%S/Inputs/preprocess -x c++-module-map %S/Inputs/preprocess/module.modulemap -E -frewrite-includes -o %t/rewrite.ii 12 // 13 // RUN: FileCheck %s --input-file %t/no-rewrite.ii --check-prefix=CHECK --check-prefix=NO-REWRITE 14 // RUN: FileCheck %s --input-file %t/rewrite.ii --check-prefix=CHECK --check-prefix=REWRITE 15 16 // Check that we can build a module from the preprocessed output. 17 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -x c++-module-map-cpp-output %t/no-rewrite.ii -emit-module -o %t/no-rewrite.pcm 18 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -x c++-module-map-cpp-output %t/rewrite.ii -emit-module -o %t/rewrite.pcm 19 20 // Check that we can load the original module map in the same compilation (this 21 // could happen if we had a redundant -fmodule-map-file= in the original 22 // build). 23 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -fmodule-map-file=%S/Inputs/preprocess/module.modulemap -x c++-module-map-cpp-output %t/rewrite.ii -emit-module -o /dev/null 24 25 // Check the module we built works. 26 // RUN: %clang_cc1 -fmodules -fmodule-file=%t/no-rewrite.pcm %s -I%t -verify -fno-modules-error-recovery 27 // RUN: %clang_cc1 -fmodules -fmodule-file=%t/rewrite.pcm %s -I%t -verify -fno-modules-error-recovery -DREWRITE 28 // RUN: %clang_cc1 -fmodules -fmodule-file=%t/no-rewrite.pcm %s -I%t -verify -fno-modules-error-recovery -DINCLUDE -I%S/Inputs/preprocess 29 // RUN: %clang_cc1 -fmodules -fmodule-file=%t/rewrite.pcm %s -I%t -verify -fno-modules-error-recovery -DREWRITE -DINCLUDE -I%S/Inputs/preprocess 30 31 // Now try building the module when the header files are missing. 32 // RUN: cp %S/Inputs/preprocess/fwd.h %S/Inputs/preprocess/file.h %S/Inputs/preprocess/file2.h %S/Inputs/preprocess/module.modulemap %t 33 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -I%t -x c++-module-map %t/module.modulemap -E -frewrite-includes -o %t/copy.ii 34 // RUN: rm %t/fwd.h %t/file.h %t/file2.h %t/module.modulemap 35 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -x c++-module-map-cpp-output %t/copy.ii -emit-module -o %t/copy.pcm 36 37 // Check that our module contains correct mapping information for the headers. 38 // RUN: cp %S/Inputs/preprocess/fwd.h %S/Inputs/preprocess/file.h %S/Inputs/preprocess/file2.h %S/Inputs/preprocess/module.modulemap %t 39 // RUN: %clang_cc1 -fmodules -fmodule-file=%t/copy.pcm %s -I%t -verify -fno-modules-error-recovery -DCOPY -DINCLUDE 40 // RUN: rm %t/fwd.h %t/file.h %t/file2.h %t/module.modulemap 41 42 // Check that we can preprocess from a .pcm file and that we get the same result as preprocessing from the original sources. 43 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -I%S/Inputs/preprocess -x c++-module-map %S/Inputs/preprocess/module.modulemap -emit-module -o %t/file.pcm 44 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -I%S/Inputs/preprocess %t/file.pcm -E -frewrite-includes -o %t/file.rewrite.ii 45 // FIXME: This check fails on Windows targets, due to canonicalization of directory separators. 46 // FIXME: cmp %t/rewrite.ii %t/file.rewrite.ii 47 // FIXME: Instead, just check that the preprocessed output is functionally equivalent to the output when preprocessing from the original sources. 48 // RUN: FileCheck %s --input-file %t/file.rewrite.ii --check-prefix=CHECK --check-prefix=REWRITE 49 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -x c++-module-map-cpp-output %t/file.rewrite.ii -emit-module -o %t/file.rewrite.pcm 50 // RUN: %clang_cc1 -fmodules -fmodule-file=%t/file.rewrite.pcm %s -I%t -verify -fno-modules-error-recovery -DFILE_REWRITE 51 // RUN: %clang_cc1 -fmodules -fmodule-file=%t/file.rewrite.pcm %s -I%t -verify -fno-modules-error-recovery -DFILE_REWRITE -DINCLUDE -I%S/Inputs/preprocess 52 // 53 // Check that language / header search options are ignored when preprocessing from a .pcm file. 54 // RUN: %clang_cc1 %t/file.pcm -E -frewrite-includes -o %t/file.rewrite.ii.2 55 // RUN: cmp %t/file.rewrite.ii %t/file.rewrite.ii.2 56 // 57 // RUN: %clang_cc1 -fmodules -fmodule-name=file -fmodule-file=%t/fwd.pcm -I%S/Inputs/preprocess %t/file.pcm -E -o %t/file.no-rewrite.ii 58 // RUN: %clang_cc1 %t/file.pcm -E -o %t/file.no-rewrite.ii.2 -Dstruct=error 59 // RUN: cmp %t/file.no-rewrite.ii %t/file.no-rewrite.ii.2 60 61 // == module map 62 // CHECK: # 1 "{{.*}}module.modulemap" 63 // CHECK: module file { 64 // CHECK: header "file.h" { size 65 // CHECK: header "file2.h" { size 66 // CHECK: } 67 68 // == file.h 69 // CHECK: # 1 "<module-includes>" 70 // REWRITE: #if 0 71 // REWRITE: #include "file.h" 72 // REWRITE: #endif 73 // 74 // FIXME: It would be preferable to consistently put the module begin/end in 75 // the same file, but the relative ordering of PP callbacks and module 76 // begin/end tokens makes that difficult. 77 // 78 // REWRITE: #pragma clang module begin file 79 // CHECK: # 1 "{{.*}}file.h" 1 80 // NO-REWRITE: #pragma clang module begin file 81 // NO-REWRITE: # 1 "{{.*}}file.h"{{$}} 82 // 83 // CHECK: struct __FILE; 84 // CHECK: #pragma clang module import fwd /* clang {{-E|-frewrite-includes}}: implicit import 85 // CHECK: typedef struct __FILE FILE; 86 // 87 // REWRITE: #pragma clang module end 88 // CHECK: # 2 "<module-includes>" 2 89 // NO-REWRITE: #pragma clang module end 90 91 // == file2.h 92 // REWRITE: #if 0 93 // REWRITE: #include "file2.h" 94 // REWRITE: #endif 95 // 96 // REWRITE: #pragma clang module begin file 97 // CHECK: # 1 "{{.*}}file2.h" 1 98 // NO-REWRITE: #pragma clang module begin file 99 // 100 // ==== recursively re-enter file.h 101 // REWRITE: #if 0 102 // REWRITE: #include "file.h" 103 // REWRITE: #endif 104 // 105 // REWRITE: #pragma clang module begin file 106 // CHECK: # 1 "{{.*}}file.h" 1 107 // NO-REWRITE: #pragma clang module begin file 108 // NO-REWRITE: # 1 "{{.*}}file.h"{{$}} 109 // 110 // CHECK: struct __FILE; 111 // CHECK: #pragma clang module import fwd /* clang {{-E|-frewrite-includes}}: implicit import 112 // CHECK: typedef struct __FILE FILE; 113 // 114 // REWRITE: #pragma clang module end 115 // CHECK: # 2 "{{.*}}file2.h" 2 116 // NO-REWRITE: #pragma clang module end 117 // NO-REWRITE: # 2 "{{.*}}file2.h"{{$}} 118 // ==== return to file2.h 119 // 120 // CHECK: extern int file2; 121 // 122 // REWRITE: #pragma clang module end 123 // CHECK: # 3 "<module-includes>" 2 124 // NO-REWRITE: #pragma clang module end 125 126 127 __FILE *a; // expected-error {{declaration of '__FILE' must be imported}} 128 #if FILE_REWRITE 129 // [email protected]:1 {{here}} 130 #elif REWRITE 131 // [email protected]:1 {{here}} 132 #elif COPY 133 // [email protected]:1 {{here}} 134 #else 135 // [email protected]:1 {{here}} 136 #endif 137 138 #ifdef INCLUDE 139 #include "file.h" 140 #else 141 #pragma clang module import file 142 #endif 143 144 FILE *b; 145 int x = file2; // ok, found in file2.h, even under -DINCLUDE 146