add support for the i686-pc-linux-gnu triple (used by Gentoo x86)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@119807 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Driver/ToolChains.cpp b/lib/Driver/ToolChains.cpp
index d05b9e4611c4ef092e82c0b773629237f5902f69..7d1ef6e1ee7811440df858527e4ee99e2b174b11 100644 (file)
--- a/lib/Driver/ToolChains.cpp
+++ b/lib/Driver/ToolChains.cpp
@@ -1340,6 +1340,8 @@ Linux::Linux(const HostInfo &Host, const llvm::Triple& Triple)
   } else if (Arch == llvm::Triple::x86) {
     if (llvm::sys::Path("/usr/lib/gcc/i686-linux-gnu").exists())
       GccTriple = "i686-linux-gnu";
+    if (llvm::sys::Path("/usr/lib/gcc/i686-pc-linux-gnu").exists())
+      GccTriple = "i686-pc-linux-gnu";
     else if (llvm::sys::Path("/usr/lib/gcc/i486-linux-gnu").exists())
       GccTriple = "i486-linux-gnu";
     else if (llvm::sys::Path("/usr/lib/gcc/i686-redhat-linux").exists())