File assume-opensuse.patch of Package llvm.7809

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File assume-opensuse.patch of Package llvm.7809

Index: llvm/tools/clang/lib/Driver/ToolChains.cpp
===================================================================
--- llvm.orig/tools/clang/lib/Driver/ToolChains.cpp
+++ llvm/tools/clang/lib/Driver/ToolChains.cpp
@@ -2185,73 +2185,7 @@ static bool IsUbuntu(enum Distro Distro)
 }
 
 static Distro DetectDistro(llvm::Triple::ArchType Arch) {
-  OwningPtr<llvm::MemoryBuffer> File;
-  if (!llvm::MemoryBuffer::getFile("/etc/lsb-release", File)) {
-    StringRef Data = File.get()->getBuffer();
-    SmallVector<StringRef, 8> Lines;
-    Data.split(Lines, "\n");
-    Distro Version = UnknownDistro;
-    for (unsigned i = 0, s = Lines.size(); i != s; ++i)
-      if (Version == UnknownDistro && Lines[i].startswith("DISTRIB_CODENAME="))
-        Version = llvm::StringSwitch<Distro>(Lines[i].substr(17))
-          .Case("hardy", UbuntuHardy)
-          .Case("intrepid", UbuntuIntrepid)
-          .Case("jaunty", UbuntuJaunty)
-          .Case("karmic", UbuntuKarmic)
-          .Case("lucid", UbuntuLucid)
-          .Case("maverick", UbuntuMaverick)
-          .Case("natty", UbuntuNatty)
-          .Case("oneiric", UbuntuOneiric)
-          .Case("precise", UbuntuPrecise)
-          .Case("quantal", UbuntuQuantal)
-          .Case("raring", UbuntuRaring)
-          .Case("saucy", UbuntuSaucy)
-          .Case("trusty", UbuntuTrusty)
-          .Default(UnknownDistro);
-    return Version;
-  }
-
-  if (!llvm::MemoryBuffer::getFile("/etc/redhat-release", File)) {
-    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;
-    return UnknownDistro;
-  }
-
-  if (!llvm::MemoryBuffer::getFile("/etc/debian_version", File)) {
-    StringRef Data = File.get()->getBuffer();
-    if (Data[0] == '5')
-      return DebianLenny;
-    else if (Data.startswith("squeeze/sid") || Data[0] == '6')
-      return DebianSqueeze;
-    else if (Data.startswith("wheezy/sid")  || Data[0] == '7')
-      return DebianWheezy;
-    else if (Data.startswith("jessie/sid")  || Data[0] == '8')
-      return DebianJessie;
-    return UnknownDistro;
-  }
-
-  if (llvm::sys::fs::exists("/etc/SuSE-release"))
     return OpenSUSE;
-
-  if (llvm::sys::fs::exists("/etc/exherbo-release"))
-    return Exherbo;
-
-  if (llvm::sys::fs::exists("/etc/arch-release"))
-    return ArchLinux;
-
-  return UnknownDistro;
 }
 
 /// \brief Get our best guess at the multiarch triple for a target.

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File assume-opensuse.patch of Package llvm.7809

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