Temporarily Revert [Modules][PCH] Hash input files content

as it's breaking a few bots.

This reverts r374841 (git commit 2a1386c81de504b5bda44fbecf3f7b4cdfd748fc)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@374842 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 8 deletions

diff --git a/lib/Driver/ToolChains/Clang.cpp b/lib/Driver/ToolChains/Clang.cpp
index b897eb6ab5..dfb3f33608 100644
--- a/lib/Driver/ToolChains/Clang.cpp
+++ b/lib/Driver/ToolChains/Clang.cpp
@@ -2777,10 +2777,6 @@ static void RenderModulesOptions(Compilation &C, const Driver &D,
           std::string("-fprebuilt-module-path=") + A->getValue()));
       A->claim();
     }
-    if (Args.hasFlag(options::OPT_fmodules_validate_input_files_content,
-                     options::OPT_fno_modules_validate_input_files_content,
-                     false))
-      CmdArgs.push_back("-fvalidate-ast-input-files-content");
   }
 
   // -fmodule-name specifies the module that is currently being built (or
@@ -4903,10 +4899,6 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
       Std && (Std->containsValue("c++2a") || Std->containsValue("c++latest"));
   RenderModulesOptions(C, D, Args, Input, Output, CmdArgs, HaveModules);
 
-  if (Args.hasFlag(options::OPT_fpch_validate_input_files_content,
-                   options::OPT_fno_pch_validate_input_files_content, false))
-    CmdArgs.push_back("-fvalidate-ast-input-files-content");
-
   Args.AddLastArg(CmdArgs, options::OPT_fexperimental_new_pass_manager,
                   options::OPT_fno_experimental_new_pass_manager);