[PATCH] D135636: [clang][modules][deps] Serialize inputs into PCMs using the "as requested" name

[Jan Svoboda via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG7806a928688c: [clang][modules][deps] Serialize inputs into PCMs using the "as requested" name (authored by jansvoboda11).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D135636/new/

https://reviews.llvm.org/D135636

Files:
  clang/lib/Serialization/ASTWriter.cpp
  clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp
  clang/test/ClangScanDeps/modules-file-name-as-requested.m


Index: clang/test/ClangScanDeps/modules-file-name-as-requested.m
===================================================================
--- /dev/null
+++ clang/test/ClangScanDeps/modules-file-name-as-requested.m
@@ -0,0 +1,64 @@
+// This test checks that the module map paths we're reporting are the as-requested
+// paths (as opposed to the paths files resolve to after going through VFS overlays).
+
+// RUN: rm -rf %t
+// RUN: split-file %s %t
+
+//--- real/module.modulemap
+framework module FW { header "Header.h" }
+//--- real/Header.h
+//--- overlay.json.template
+{
+  "case-sensitive": "false",
+  "version": "0",
+  "roots": [
+    {
+      "contents": [
+        {
+          "external-contents" : "DIR/real/Header.h",
+          "name" : "Header.h",
+          "type" : "file"
+        }
+      ],
+      "name": "DIR/frameworks/FW.framework/Headers",
+      "type": "directory"
+    },
+    {
+      "contents": [
+        {
+          "external-contents": "DIR/real/module.modulemap",
+          "name": "module.modulemap",
+          "type": "file"
+        }
+      ],
+      "name": "DIR/frameworks/FW.framework/Modules",
+      "type": "directory"
+    }
+  ]
+}
+
+//--- modules/module.modulemap
+module Importer { header "header.h" }
+//--- modules/header.h
+#include <FW/Header.h>
+
+//--- cdb.json.template
+[{
+  "file": "DIR/tu.m",
+  "directory": "DIR",
+  "command": "clang -fmodules -fmodules-cache-path=DIR/cache -Werror=non-modular-include-in-module -ivfsoverlay DIR/overlay.json -F DIR/frameworks -I DIR/modules -c DIR/tu.m -o DIR/tu.o"
+}]
+
+//--- tu.m
+ at import Importer;
+
+// RUN: sed -e "s|DIR|%/t|g" %t/overlay.json.template > %t/overlay.json
+// RUN: sed -e "s|DIR|%/t|g" %t/cdb.json.template > %t/cdb.json
+// RUN: clang-scan-deps -compilation-database %t/cdb.json -format experimental-full > %t/result.json
+
+// RUN: %deps-to-rsp %t/result.json --module-name=FW > %t/FW.cc1.rsp
+// RUN: %deps-to-rsp %t/result.json --module-name=Importer > %t/Importer.cc1.rsp
+// RUN: %deps-to-rsp %t/result.json --tu-index=0 > %t/tu.rsp
+// RUN: %clang @%t/FW.cc1.rsp
+// RUN: %clang @%t/Importer.cc1.rsp
+// RUN: %clang @%t/tu.rsp
Index: clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp
===================================================================
--- clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp
+++ clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp
@@ -451,9 +451,9 @@
 
   MDC.ScanInstance.getASTReader()->visitTopLevelModuleMaps(
       *MF, [&](FileEntryRef FE) {
-        if (FE.getName().endswith("__inferred_module.map"))
+        if (FE.getNameAsRequested().endswith("__inferred_module.map"))
           return;
-        MD.ModuleMapFileDeps.emplace_back(FE.getName());
+        MD.ModuleMapFileDeps.emplace_back(FE.getNameAsRequested());
       });
 
   CompilerInvocation CI = MDC.makeInvocationForModuleBuildWithoutOutputs(
Index: clang/lib/Serialization/ASTWriter.cpp
===================================================================
--- clang/lib/Serialization/ASTWriter.cpp
+++ clang/lib/Serialization/ASTWriter.cpp
@@ -1625,7 +1625,7 @@
           Entry.IsTransient,
           Entry.IsTopLevelModuleMap};
 
-      EmitRecordWithPath(IFAbbrevCode, Record, Entry.File.getName());
+      EmitRecordWithPath(IFAbbrevCode, Record, Entry.File.getNameAsRequested());
     }
 
     // Emit content hash for this file.


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