[PATCH] D143427: [clang] NFC: Remove GCC 5.1 workaround in FileEntry

[Jan Svoboda via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG5e14a48463b4: [clang] NFC: Remove GCC 5.1 workaround in FileEntry (authored by jansvoboda11).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D143427/new/

https://reviews.llvm.org/D143427

Files:
  clang/include/clang/Basic/FileEntry.h
  clang/lib/Basic/FileManager.cpp


Index: clang/lib/Basic/FileManager.cpp
===================================================================
--- clang/lib/Basic/FileManager.cpp
+++ clang/lib/Basic/FileManager.cpp
@@ -403,8 +403,7 @@
     FileEntryRef::MapValue Value = *NamedFileEnt.second;
     if (LLVM_LIKELY(Value.V.is<FileEntry *>()))
       return FileEntryRef(NamedFileEnt);
-    return FileEntryRef(*reinterpret_cast<const FileEntryRef::MapEntry *>(
-        Value.V.get<const void *>()));
+    return FileEntryRef(*Value.V.get<const FileEntryRef::MapEntry *>());
   }
 
   // We've not seen this before, or the file is cached as non-existent.
Index: clang/include/clang/Basic/FileEntry.h
===================================================================
--- clang/include/clang/Basic/FileEntry.h
+++ clang/include/clang/Basic/FileEntry.h
@@ -118,10 +118,7 @@
     /// VFSs that use external names. In that case, the \c FileEntryRef
     /// returned by the \c FileManager will have the external name, and not the
     /// name that was used to lookup the file.
-    ///
-    /// The second type is really a `const MapEntry *`, but that confuses
-    /// gcc5.3.  Once that's no longer supported, change this back.
-    llvm::PointerUnion<FileEntry *, const void *> V;
+    llvm::PointerUnion<FileEntry *, const MapEntry *> V;
 
     /// Directory the file was found in. Set if and only if V is a FileEntry.
     OptionalDirectoryEntryRef Dir;
@@ -165,10 +162,10 @@
 
   /// Retrieve the base MapEntry after redirects.
   const MapEntry &getBaseMapEntry() const {
-    const MapEntry *ME = this->ME;
-    while (const void *Next = ME->second->V.dyn_cast<const void *>())
-      ME = static_cast<const MapEntry *>(Next);
-    return *ME;
+    const MapEntry *Base = ME;
+    while (const auto *Next = Base->second->V.dyn_cast<const MapEntry *>())
+      Base = Next;
+    return *Base;
   }
 
 private:


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