r207963 - Driver: Recognize CentOS 6 as RHEL 6.

[Benjamin Kramer]

Author: d0k
Date: Mon May  5 07:39:32 2014
New Revision: 207963

URL: http://llvm.org/viewvc/llvm-project?rev=207963&view=rev
Log:
Driver: Recognize CentOS 6 as RHEL 6.

Patch by Dimitry Andric!

Modified:
    cfe/trunk/lib/Driver/ToolChains.cpp

Modified: cfe/trunk/lib/Driver/ToolChains.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains.cpp?rev=207963&r1=207962&r2=207963&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains.cpp Mon May  5 07:39:32 2014
@@ -2791,17 +2791,15 @@ static Distro DetectDistro(llvm::Triple:
     StringRef Data = File.get()->getBuffer();
     if (Data.startswith("Fedora release"))
       return Fedora;
-    else if (Data.startswith("Red Hat Enterprise Linux") &&
-             Data.find("release 6") != StringRef::npos)
-      return RHEL6;
-    else if ((Data.startswith("Red Hat Enterprise Linux") ||
-              Data.startswith("CentOS")) &&
-             Data.find("release 5") != StringRef::npos)
-      return RHEL5;
-    else if ((Data.startswith("Red Hat Enterprise Linux") ||
-              Data.startswith("CentOS")) &&
-             Data.find("release 4") != StringRef::npos)
-      return RHEL4;
+    if (Data.startswith("Red Hat Enterprise Linux") ||
+        Data.startswith("CentOS")) {
+      if (Data.find("release 6") != StringRef::npos)
+        return RHEL6;
+      else if (Data.find("release 5") != StringRef::npos)
+        return RHEL5;
+      else if (Data.find("release 4") != StringRef::npos)
+        return RHEL4;
+    }
     return UnknownDistro;
   }