Move file-remapping logic into InitPreprocesor. No functionality change

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@90322 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 39 deletions

diff --git a/lib/Frontend/CompilerInstance.cpp b/lib/Frontend/CompilerInstance.cpp
index 02b24b4976..2d58beead8 100644
--- a/lib/Frontend/CompilerInstance.cpp
+++ b/lib/Frontend/CompilerInstance.cpp
@@ -190,45 +190,6 @@ CompilerInstance::createPreprocessor(Diagnostic &Diags,
     PP->setPTHManager(PTHMgr);
   }
 
-  // Remap files in the source manager.
-  for (PreprocessorOptions::remapped_file_iterator
-         Remap = PPOpts.remapped_file_begin(),
-         RemapEnd = PPOpts.remapped_file_end();
-       Remap != RemapEnd;
-       ++Remap) {
-    // Find the file that we're mapping to.
-    const FileEntry *ToFile = FileMgr.getFile(Remap->second);
-    if (!ToFile) {
-      Diags.Report(diag::err_fe_remap_missing_to_file)
-        << Remap->first << Remap->second;
-      continue;
-    }
-
-    // Find the file that we're mapping from.
-    const FileEntry *FromFile = FileMgr.getFile(Remap->first);
-    if (!FromFile) {
-      // FIXME: We could actually recover from this, by faking a
-      // FileEntry based on the "ToFile".
-      Diags.Report(diag::err_fe_remap_missing_from_file)
-        << Remap->first;
-      continue;
-    }
-
-    // Load the contents of the file we're mapping to.
-    std::string ErrorStr;
-    const llvm::MemoryBuffer *Buffer
-      = llvm::MemoryBuffer::getFile(ToFile->getName(), &ErrorStr);
-    if (!Buffer) {
-      Diags.Report(diag::err_fe_error_opening)
-        << Remap->second << ErrorStr;
-      continue;
-    }
-
-    // Override the contents of the "from" file with the contents of
-    // the "to" file.
-    SourceMgr.overrideFileContents(FromFile, Buffer);
-  }
-
   InitializePreprocessor(*PP, PPOpts, HSOpts);
 
   // Handle generating dependencies, if requested.