1*0a6a1f1dSLionel Sambuc// RUN: rm -rf %t/ModuleCache 2*0a6a1f1dSLionel Sambuc// RUN: mkdir -p %t/Inputs/usr/include 3*0a6a1f1dSLionel Sambuc// RUN: touch %t/Inputs/usr/include/foo.h 4*0a6a1f1dSLionel Sambuc// RUN: echo 'module Foo [system] { header "foo.h" }' > %t/Inputs/usr/include/module.map 5*0a6a1f1dSLionel Sambuc 6*0a6a1f1dSLionel Sambuc//// 7*0a6a1f1dSLionel Sambuc// Build a module using a system header 8*0a6a1f1dSLionel Sambuc// RUN: %clang_cc1 -isystem %t/Inputs/usr/include -fmodules -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s 9*0a6a1f1dSLionel Sambuc// RUN: cp %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved 10*0a6a1f1dSLionel Sambuc 11*0a6a1f1dSLionel Sambuc//// 12*0a6a1f1dSLionel Sambuc// Modify the system header, and confirm that we don't notice without -fmodules-validate-system-headers. 13*0a6a1f1dSLionel Sambuc// The pcm file in the cache should fail to validate. 14*0a6a1f1dSLionel Sambuc// RUN: echo ' ' >> %t/Inputs/usr/include/foo.h 15*0a6a1f1dSLionel Sambuc// RUN: %clang_cc1 -isystem %t/Inputs/usr/include -fmodules -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s 16*0a6a1f1dSLionel Sambuc// RUN: diff %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved 17*0a6a1f1dSLionel Sambuc 18*0a6a1f1dSLionel Sambuc//// 19*0a6a1f1dSLionel Sambuc// Now make sure we rebuild the module when -fmodules-validate-system-headers is set. 20*0a6a1f1dSLionel Sambuc// RUN: %clang_cc1 -isystem %t/Inputs/usr/include -fmodules -fmodules-validate-system-headers -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s 21*0a6a1f1dSLionel Sambuc// RUN: not diff %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved 22*0a6a1f1dSLionel Sambuc 23*0a6a1f1dSLionel Sambuc 24*0a6a1f1dSLionel Sambuc//// 25*0a6a1f1dSLionel Sambuc// This should override -fmodules-validate-once-per-build-session 26*0a6a1f1dSLionel Sambuc// RUN: cp %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved 27*0a6a1f1dSLionel Sambuc// RUN: %clang_cc1 -isystem %t/Inputs/usr/include -fmodules -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session 28*0a6a1f1dSLionel Sambuc// RUN: diff %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved 29*0a6a1f1dSLionel Sambuc 30*0a6a1f1dSLionel Sambuc// Modify the system header... 31*0a6a1f1dSLionel Sambuc// RUN: echo ' ' >> %t/Inputs/usr/include/foo.h 32*0a6a1f1dSLionel Sambuc 33*0a6a1f1dSLionel Sambuc// Don't recompile due to -fmodules-validate-once-per-build-session 34*0a6a1f1dSLionel Sambuc// RUN: %clang_cc1 -isystem %t/Inputs/usr/include -fmodules -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session 35*0a6a1f1dSLionel Sambuc// RUN: diff %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved 36*0a6a1f1dSLionel Sambuc 37*0a6a1f1dSLionel Sambuc// Now add -fmodules-validate-system-headers and rebuild 38*0a6a1f1dSLionel Sambuc// RUN: %clang_cc1 -isystem %t/Inputs/usr/include -fmodules -fmodules-validate-system-headers -fmodules-cache-path=%t/ModuleCache -fdisable-module-hash -x objective-c-header -fsyntax-only %s -fbuild-session-timestamp=1390000000 -fmodules-validate-once-per-build-session 39*0a6a1f1dSLionel Sambuc// RUN: not diff %t/ModuleCache/Foo.pcm %t/Foo.pcm.saved 40*0a6a1f1dSLionel Sambuc 41*0a6a1f1dSLionel Sambuc@import Foo; 42