1// RUN: rm -rf %t/ModuleCache
2// RUN: mkdir -p %t/Inputs/usr/include
3// RUN: touch %t/Inputs/usr/include/foo.h
4// RUN: echo 'module Foo [system] { header "foo.h" }' > %t/Inputs/usr/include/module.map
5
6////
7// Build a module using a system header
8// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -isysroot %t/Inputs -fmodules -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s
9// RUN: cp %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved
10
11////
12// Modify the system header, and confirm that we don't notice without -fmodules-validate-system-headers.
13// The pcm file in the cache should fail to validate.
14// RUN: echo ' ' >> %t/Inputs/usr/include/foo.h
15// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -isysroot %t/Inputs -fmodules -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s
16// RUN: diff %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved
17
18////
19// Now make sure we rebuild the module when -fmodules-validate-system-headers is set.
20// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -isysroot %t/Inputs -fmodules -fmodules-validate-system-headers -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s
21// RUN: not diff %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved
22
23// REQUIRES: shell
24
25@import Foo;
26