[Driver] Delete toplevel i386-gnu/gcc detection in favor of i386-gnu alias triple...

This is used by hurd.c (usr/lib/gcc/i386-gnu/4.6.0) but we can leverage
the existing alias triple detection.

diff --git a/clang/lib/Driver/ToolChains/Gnu.cpp b/clang/lib/Driver/ToolChains/Gnu.cpp
index 906bac5..3c1fc87 100644 (file)
--- a/clang/lib/Driver/ToolChains/Gnu.cpp
+++ b/clang/lib/Driver/ToolChains/Gnu.cpp
@@ -2538,9 +2538,6 @@ void Generic_GCC::GCCInstallationDetector::ScanLibDirForGCCTriple(
       // triple.
       {"i386-linux-gnu/gcc/" + CandidateTriple.str(), "../../..",
        (TargetArch == llvm::Triple::x86 &&
-        TargetTriple.getOS() != llvm::Triple::Solaris)},
-      {"i386-gnu/gcc/" + CandidateTriple.str(), "../../..",
-       (TargetArch == llvm::Triple::x86 &&
         TargetTriple.getOS() != llvm::Triple::Solaris)}};
 
   for (auto &Suffix : Suffixes) {