diff options
Diffstat (limited to 'clang/lib/Driver')
| -rw-r--r-- | clang/lib/Driver/HostInfo.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/clang/lib/Driver/HostInfo.cpp b/clang/lib/Driver/HostInfo.cpp index 62358f84a52..cf5e382e600 100644 --- a/clang/lib/Driver/HostInfo.cpp +++ b/clang/lib/Driver/HostInfo.cpp @@ -345,8 +345,20 @@ ToolChain *FreeBSDHostInfo::CreateToolChain(const ArgList &Args, assert(!ArchName && "Unexpected arch name on platform without driver driver support."); + // Automatically handle some instances of -m32/-m64 we know about. std::string Arch = getArchName(); ArchName = Arch.c_str(); + if (Arg *A = Args.getLastArg(options::OPT_m32, options::OPT_m64)) { + if (Triple.getArch() == llvm::Triple::x86 || + Triple.getArch() == llvm::Triple::x86_64) { + ArchName = + (A->getOption().matches(options::OPT_m32)) ? "i386" : "x86_64"; + } else if (Triple.getArch() == llvm::Triple::ppc || + Triple.getArch() == llvm::Triple::ppc64) { + ArchName = + (A->getOption().matches(options::OPT_m32)) ? "powerpc" : "powerpc64"; + } + } ToolChain *&TC = ToolChains[ArchName]; if (!TC) { |
