From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Tue, 25 Jun 2013 15:03:59 +0000 (+0000)
Subject: Don't use PathV1.h in Tools.cpp.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f8edb990b845691d2c4e8553a7bdf72e292d7734;p=clang

Don't use PathV1.h in Tools.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@184856 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 39ad1e3408..6d468ab85e 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -31,7 +31,6 @@
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Format.h"
 #include "llvm/Support/Host.h"
-#include "llvm/Support/PathV1.h"
 #include "llvm/Support/Program.h"
 #include "llvm/Support/Process.h"
 #include "llvm/Support/raw_ostream.h"
@@ -345,31 +344,28 @@ void Clang::AddPreprocessingOptions(Compilation &C,
 
       bool FoundPTH = false;
       bool FoundPCH = false;
-      llvm::sys::Path P(A->getValue());
+      SmallString<128> P(A->getValue());
+      // We want the files to have a name like foo.h.pch. Add a dummy extension
+      // so that replace_extension does the right thing.
+      P += ".dummy";
       if (UsePCH) {
-        P.appendSuffix("pch");
+        llvm::sys::path::replace_extension(P, "pch");
         if (llvm::sys::fs::exists(P.str()))
           FoundPCH = true;
-        else
-          P.eraseSuffix();
       }
 
       if (!FoundPCH) {
-        P.appendSuffix("pth");
+        llvm::sys::path::replace_extension(P, "pth");
         if (llvm::sys::fs::exists(P.str()))
           FoundPTH = true;
-        else
-          P.eraseSuffix();
       }
 
       if (!FoundPCH && !FoundPTH) {
-        P.appendSuffix("gch");
+        llvm::sys::path::replace_extension(P, "gch");
         if (llvm::sys::fs::exists(P.str())) {
           FoundPCH = UsePCH;
           FoundPTH = !UsePCH;
         }
-        else
-          P.eraseSuffix();
       }
 
       if (FoundPCH || FoundPTH) {