[PATCH] D49852: [Modules] Do not emit relocation error when -fno-validate-pch is set

[Yuka Takahashi via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL338503: [Modules] Do not emit relocation error when -fno-validate-pch is set (authored by yamaguchi, committed by ).
Herald added a subscriber: llvm-commits.

Changed prior to commit:
  https://reviews.llvm.org/D49852?vs=157479&id=158484#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D49852

Files:
  cfe/trunk/lib/Serialization/ASTReader.cpp
  cfe/trunk/test/Modules/resolution-change.m


Index: cfe/trunk/test/Modules/resolution-change.m
===================================================================
--- cfe/trunk/test/Modules/resolution-change.m
+++ cfe/trunk/test/Modules/resolution-change.m
@@ -21,6 +21,8 @@
 // RUN: not %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I %S/Inputs/modules-with-same-name/DependsOnA -I %S/Inputs/modules-with-same-name/path2/A -include-pch %t-A.pch %s -fsyntax-only 2>&1 | FileCheck -check-prefix=CHECK-WRONGA %s
 // CHECK-WRONGA: module 'A' was built in directory '{{.*Inputs.modules-with-same-name.path1.A}}' but now resides in directory '{{.*Inputs.modules-with-same-name.path2.A}}'
 
+// RUN: %clang_cc1 -fno-validate-pch -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I %S/Inputs/modules-with-same-name/DependsOnA -I %S/Inputs/modules-with-same-name/path2/A -include-pch %t-A.pch %s -fsyntax-only
+
 #ifndef HEADER
 #define HEADER
 @import DependsOnA;
Index: cfe/trunk/lib/Serialization/ASTReader.cpp
===================================================================
--- cfe/trunk/lib/Serialization/ASTReader.cpp
+++ cfe/trunk/lib/Serialization/ASTReader.cpp
@@ -2632,7 +2632,9 @@
       if (M && M->Directory) {
         // If we're implicitly loading a module, the base directory can't
         // change between the build and use.
-        if (F.Kind != MK_ExplicitModule && F.Kind != MK_PrebuiltModule) {
+        // Don't emit module relocation error if we have -fno-validate-pch
+        if (!PP.getPreprocessorOpts().DisablePCHValidation &&
+            F.Kind != MK_ExplicitModule && F.Kind != MK_PrebuiltModule) {
           const DirectoryEntry *BuildDir =
               PP.getFileManager().getDirectory(Blob);
           if (!BuildDir || BuildDir != M->Directory) {
@@ -3602,7 +3604,8 @@
     Module *M = PP.getHeaderSearchInfo().lookupModule(F.ModuleName);
     auto &Map = PP.getHeaderSearchInfo().getModuleMap();
     const FileEntry *ModMap = M ? Map.getModuleMapFileForUniquing(M) : nullptr;
-    if (!ModMap) {
+    // Don't emit module relocation error if we have -fno-validate-pch
+    if (!PP.getPreprocessorOpts().DisablePCHValidation && !ModMap) {
       assert(ImportedBy && "top-level import should be verified");
       if ((ClientLoadCapabilities & ARR_OutOfDate) == 0) {
         if (auto *ASTFE = M ? M->getASTFile() : nullptr) {
@@ -5039,7 +5042,9 @@
 
       if (!ParentModule) {
         if (const FileEntry *CurFile = CurrentModule->getASTFile()) {
-          if (CurFile != F.File) {
+          // Don't emit module relocation error if we have -fno-validate-pch
+          if (!PP.getPreprocessorOpts().DisablePCHValidation &&
+              CurFile != F.File) {
             if (!Diags.isDiagnosticInFlight()) {
               Diag(diag::err_module_file_conflict)
                 << CurrentModule->getTopLevelModuleName()


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