clang/test/Modules/extensions.c

   1 // Test creation of modules that include extension blocks.
   2 // RUN: rm -rf %t
   3 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -ftest-module-file-extension=clang.testA:1:5:0:user_info_for_A -ftest-module-file-extension=clang.testB:2:3:0:user_info_for_B -fmodules-cache-path=%t -I %S/Inputs %s
   4
   5 // Make sure the extension blocks are actually there.
   6 // RUN: llvm-bcanalyzer %t/ExtensionTestA.pcm | FileCheck -check-prefix=CHECK-BCANALYZER %s
   7 // RUN: %clang_cc1 -module-file-info %t/ExtensionTestA.pcm | FileCheck -check-prefix=CHECK-INFO %s
   8
   9 // Make sure that the readers are able to check the metadata.
  10 // RUN: rm -rf %t
  11 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -ftest-module-file-extension=clang.testA:1:5:0:user_info_for_A -ftest-module-file-extension=clang.testB:2:3:0:user_info_for_B -fmodules-cache-path=%t -I %S/Inputs %s
  12 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -ftest-module-file-extension=clang.testA:1:3:0:user_info_for_A -ftest-module-file-extension=clang.testB:3:2:0:user_info_for_B -fmodules-cache-path=%t -I %S/Inputs %s -verify
  13
  14 // Make sure that extension blocks can be part of the module hash.
  15 // We test this in an obscure way, by making sure we don't get conflicts when
  16 // using different "versions" of the extensions. Above, the "-verify" test
  17 // checks that such conflicts produce errors.
  18 // RUN: rm -rf %t
  19 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -ftest-module-file-extension=clang.testA:1:5:1:user_info_for_A -ftest-module-file-extension=clang.testB:2:3:1:user_info_for_B -fmodules-cache-path=%t -I %S/Inputs %s
  20 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -ftest-module-file-extension=clang.testA:1:3:1:user_info_for_A -ftest-module-file-extension=clang.testB:3:2:1:user_info_for_B -fmodules-cache-path=%t -I %S/Inputs %s
  21 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -ftest-module-file-extension=clang.testA:2:5:0:user_info_for_A -ftest-module-file-extension=clang.testB:7:3:0:user_info_for_B -fmodules-cache-path=%t -I %S/Inputs %s
  22
  23 // Make sure we can read the message back.
  24 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -ftest-module-file-extension=clang.testA:1:5:0:user_info_for_A -ftest-module-file-extension=clang.testB:2:3:0:user_info_for_B -fmodules-cache-path=%t -I %S/Inputs %s > %t.log 2>&1
  25 // RUN: FileCheck -check-prefix=CHECK-MESSAGE %s < %t.log
  26
  27 // Make sure we diagnose duplicate module file extensions.
  28 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -ftest-module-file-extension=clang.testA:1:5:0:user_info_for_A -ftest-module-file-extension=clang.testA:1:5:0:user_info_for_A -fmodules-cache-path=%t -I %S/Inputs %s > %t.log 2>&1
  29 // RUN: FileCheck -check-prefix=CHECK-DUPLICATE %s < %t.log
  30
  31 #include "ExtensionTestA.h"
  32 // expected-error@-1{{test module file extension 'clang.testA' has different version (1.5) than expected (1.3)}}
  33 // expected-error@-2{{test module file extension 'clang.testB' has different version (2.3) than expected (3.2)}}
  34
  35 // CHECK-BCANALYZER: {{Block ID.*EXTENSION_BLOCK}}
  36 // CHECK-BCANALYZER: {{100.00.*EXTENSION_METADATA}}
  37
  38 // CHECK-INFO: Module file extension 'clang.testA' 1.5: user_info_for_A
  39 // CHECK-INFO: Module file extension 'clang.testB' 2.3: user_info_for_B
  40
  41 // CHECK-MESSAGE: Read extension block message: Hello from clang.testA v1.5
  42 // CHECK-MESSAGE: Read extension block message: Hello from clang.testB v2.3
  43
  44 // CHECK-DUPLICATE: warning: duplicate module file extension block name 'clang.testA'