clang/test/Modules/fmodules-validate-once-per-build-session.c

   1 #include "foo.h"
   2 #include "bar.h"
   3
   4 // Clear the module cache.
   5 // RUN: rm -rf %t
   6 // RUN: mkdir -p %t/Inputs
   7 // RUN: mkdir -p %t/modules-to-compare
   8
   9 // ===
  10 // Create a module.  We will use -I or -isystem to determine whether to treat
  11 // foo.h as a system header.
  12 // RUN: echo 'void meow(void);' > %t/Inputs/foo.h
  13 // RUN: echo 'void woof(void);' > %t/Inputs/bar.h
  14 // RUN: echo 'module Foo { header "foo.h" }' > %t/Inputs/module.modulemap
  15 // RUN: echo 'extern module Bar "bar.modulemap"' >> %t/Inputs/module.modulemap
  16 // RUN: echo 'module Bar { header "bar.h" }' > %t/Inputs/bar.modulemap
  17
  18 // ===
  19 // Compile the module.
  20 // RUN: %clang_cc1 -cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -fmodules-cache-path=%t/modules-cache -fsyntax-only -isystem %t/Inputs -fmodules-validate-system-headers -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session %s
  21 // RUN: %clang_cc1 -cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -fmodules-cache-path=%t/modules-cache-user -fsyntax-only -I %t/Inputs -fmodules-validate-system-headers -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session %s
  22 // RUN: ls -R %t/modules-cache | grep Foo.pcm.timestamp
  23 // RUN: ls -R %t/modules-cache | grep Bar.pcm.timestamp
  24 // RUN: ls -R %t/modules-cache-user | grep Foo.pcm.timestamp
  25 // RUN: ls -R %t/modules-cache-user | grep Bar.pcm.timestamp
  26 // RUN: cp %t/modules-cache/Foo.pcm %t/modules-to-compare/Foo-before.pcm
  27 // RUN: cp %t/modules-cache/Bar.pcm %t/modules-to-compare/Bar-before.pcm
  28 // RUN: cp %t/modules-cache-user/Foo.pcm %t/modules-to-compare/Foo-before-user.pcm
  29 // RUN: cp %t/modules-cache-user/Bar.pcm %t/modules-to-compare/Bar-before-user.pcm
  30
  31 // ===
  32 // Use it, and make sure that we did not recompile it.
  33 // RUN: %clang_cc1 -cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -fmodules-cache-path=%t/modules-cache -fsyntax-only -isystem %t/Inputs -fmodules-validate-system-headers -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session %s
  34 // RUN: %clang_cc1 -cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -fmodules-cache-path=%t/modules-cache-user -fsyntax-only -I %t/Inputs -fmodules-validate-system-headers -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session %s
  35 // RUN: ls -R %t/modules-cache | grep Foo.pcm.timestamp
  36 // RUN: ls -R %t/modules-cache | grep Bar.pcm.timestamp
  37 // RUN: ls -R %t/modules-cache-user | grep Foo.pcm.timestamp
  38 // RUN: ls -R %t/modules-cache-user | grep Bar.pcm.timestamp
  39 // RUN: cp %t/modules-cache/Foo.pcm %t/modules-to-compare/Foo-after.pcm
  40 // RUN: cp %t/modules-cache/Bar.pcm %t/modules-to-compare/Bar-after.pcm
  41 // RUN: cp %t/modules-cache-user/Foo.pcm %t/modules-to-compare/Foo-after-user.pcm
  42 // RUN: cp %t/modules-cache-user/Bar.pcm %t/modules-to-compare/Bar-after-user.pcm
  43
  44 // RUN: diff %t/modules-to-compare/Foo-before.pcm %t/modules-to-compare/Foo-after.pcm
  45 // RUN: diff %t/modules-to-compare/Bar-before.pcm %t/modules-to-compare/Bar-after.pcm
  46 // RUN: diff %t/modules-to-compare/Foo-before-user.pcm %t/modules-to-compare/Foo-after-user.pcm
  47 // RUN: diff %t/modules-to-compare/Bar-before-user.pcm %t/modules-to-compare/Bar-after-user.pcm
  48
  49 // ===
  50 // Change the sources.
  51 // RUN: echo 'void meow2(void);' > %t/Inputs/foo.h
  52 // RUN: echo 'module Bar { header "bar.h" export * }' > %t/Inputs/bar.modulemap
  53
  54 // ===
  55 // Use the module, and make sure that we did not recompile it if foo.h or
  56 // module.modulemap are system files, even though the sources changed.
  57 // RUN: %clang_cc1 -cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -fmodules-cache-path=%t/modules-cache -fsyntax-only -isystem %t/Inputs -fmodules-validate-system-headers -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session %s
  58 // RUN: %clang_cc1 -cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -fmodules-cache-path=%t/modules-cache-user -fsyntax-only -I %t/Inputs -fmodules-validate-system-headers -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session %s
  59 // RUN: ls -R %t/modules-cache | grep Foo.pcm.timestamp
  60 // RUN: ls -R %t/modules-cache | grep Bar.pcm.timestamp
  61 // RUN: ls -R %t/modules-cache-user | grep Foo.pcm.timestamp
  62 // RUN: ls -R %t/modules-cache-user | grep Bar.pcm.timestamp
  63 // RUN: cp %t/modules-cache/Foo.pcm %t/modules-to-compare/Foo-after.pcm
  64 // RUN: cp %t/modules-cache/Bar.pcm %t/modules-to-compare/Bar-after.pcm
  65 // RUN: cp %t/modules-cache-user/Foo.pcm %t/modules-to-compare/Foo-after-user.pcm
  66 // RUN: cp %t/modules-cache-user/Bar.pcm %t/modules-to-compare/Bar-after-user.pcm
  67
  68 // RUN: diff %t/modules-to-compare/Foo-before.pcm %t/modules-to-compare/Foo-after.pcm
  69 // RUN: diff %t/modules-to-compare/Bar-before.pcm %t/modules-to-compare/Bar-after.pcm
  70 // When foo.h is a user header, we will always validate it.
  71 // RUN: not diff %t/modules-to-compare/Foo-before-user.pcm %t/modules-to-compare/Foo-after-user.pcm
  72 // RUN: not diff %t/modules-to-compare/Bar-before-user.pcm %t/modules-to-compare/Bar-after-user.pcm
  73
  74 // ===
  75 // Recompile the module if the today's date is before 01 January 2100.
  76 // RUN: %clang_cc1 -cc1 -fmodules -fimplicit-module-maps -fdisable-module-hash -fmodules-cache-path=%t/modules-cache -fsyntax-only -isystem %t/Inputs -fmodules-validate-system-headers -fbuild-session-timestamp=4102441200 -fmodules-validate-once-per-build-session %s
  77 // RUN: ls -R %t/modules-cache | grep Foo.pcm.timestamp
  78 // RUN: ls -R %t/modules-cache | grep Bar.pcm.timestamp
  79 // RUN: cp %t/modules-cache/Foo.pcm %t/modules-to-compare/Foo-after.pcm
  80 // RUN: cp %t/modules-cache/Bar.pcm %t/modules-to-compare/Bar-after.pcm
  81
  82 // RUN: not diff %t/modules-to-compare/Foo-before.pcm %t/modules-to-compare/Foo-after.pcm
  83 // RUN: not diff %t/modules-to-compare/Bar-before.pcm %t/modules-to-compare/Bar-after.pcm