r310030 - Revert r309984, "Use "foo-12345.o" instead of "foo.o-12345" as temporary file name."

[NAKAMURA Takumi via cfe-commits]

Author: chapuni
Date: Thu Aug  3 23:35:32 2017
New Revision: 310030

URL: http://llvm.org/viewvc/llvm-project?rev=310030&view=rev
Log:
Revert r309984, "Use "foo-12345.o" instead of "foo.o-12345" as temporary file 
name."

It generates MODULE-XXXXXXXXXXXX-%%%%%%%%.pcm, then GlobalModuleIndex.cpp is 
confused with the suffix ".pcm"

Modified:
    cfe/trunk/lib/Frontend/CompilerInstance.cpp

Modified: cfe/trunk/lib/Frontend/CompilerInstance.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CompilerInstance.cpp?rev=310030&r1=310029&r2=310030&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/CompilerInstance.cpp (original)
+++ cfe/trunk/lib/Frontend/CompilerInstance.cpp Thu Aug  3 23:35:32 2017
@@ -759,13 +759,9 @@ std::unique_ptr<llvm::raw_pwrite_stream>
 
   if (UseTemporary) {
     // Create a temporary file.
-    // Insert -%%%%%%%% before the extension (if any), so that tools doing
-    // things based on the file extension do the right thing.
-    StringRef OutputExtension = llvm::sys::path::extension(OutFile);
-    SmallString<128> TempPath =
-        StringRef(OutFile).drop_back(OutputExtension.size());
+    SmallString<128> TempPath;
+    TempPath = OutFile;
     TempPath += "-%%%%%%%%";
-    TempPath += OutputExtension;
     int fd;
     std::error_code EC =
         llvm::sys::fs::createUniqueFile(TempPath, fd, TempPath);


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