diff options
Diffstat (limited to 'clang/lib/Driver/ToolChains.cpp')
| -rw-r--r-- | clang/lib/Driver/ToolChains.cpp | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/clang/lib/Driver/ToolChains.cpp b/clang/lib/Driver/ToolChains.cpp index ce4fc1eea3d..5db58c1691f 100644 --- a/clang/lib/Driver/ToolChains.cpp +++ b/clang/lib/Driver/ToolChains.cpp @@ -154,6 +154,52 @@ void Darwin::AddLinkSearchPathArgs(const ArgList &Args, "/../../..")); } +void Darwin::AddLinkRuntimeLibArgs(const ArgList &Args, + ArgStringList &CmdArgs) const { + unsigned MacosxVersionMin[3]; + getMacosxVersionMin(Args, MacosxVersionMin); + + // Derived from libgcc and lib specs but refactored. + if (Args.hasArg(options::OPT_static)) { + CmdArgs.push_back("-lgcc_static"); + } else { + if (Args.hasArg(options::OPT_static_libgcc)) { + CmdArgs.push_back("-lgcc_eh"); + } else if (Args.hasArg(options::OPT_miphoneos_version_min_EQ)) { + // Derived from darwin_iphoneos_libgcc spec. + if (isIPhone()) { + CmdArgs.push_back("-lgcc_s.1"); + } else { + CmdArgs.push_back("-lgcc_s.10.5"); + } + } else if (Args.hasArg(options::OPT_shared_libgcc) || + // FIXME: -fexceptions -fno-exceptions means no exceptions + Args.hasArg(options::OPT_fexceptions) || + Args.hasArg(options::OPT_fgnu_runtime)) { + // FIXME: This is probably broken on 10.3? + if (isMacosxVersionLT(MacosxVersionMin, 10, 5)) + CmdArgs.push_back("-lgcc_s.10.4"); + else if (isMacosxVersionLT(MacosxVersionMin, 10, 6)) + CmdArgs.push_back("-lgcc_s.10.5"); + } else { + if (isMacosxVersionLT(MacosxVersionMin, 10, 3, 9)) + ; // Do nothing. + else if (isMacosxVersionLT(MacosxVersionMin, 10, 5)) + CmdArgs.push_back("-lgcc_s.10.4"); + else if (isMacosxVersionLT(MacosxVersionMin, 10, 6)) + CmdArgs.push_back("-lgcc_s.10.5"); + } + + if (isIPhone() || isMacosxVersionLT(MacosxVersionMin, 10, 6)) { + CmdArgs.push_back("-lgcc"); + CmdArgs.push_back("-lSystem"); + } else { + CmdArgs.push_back("-lSystem"); + CmdArgs.push_back("-lgcc"); + } + } +} + void Darwin::getMacosxVersionMin(const ArgList &Args, unsigned (&Res)[3]) const { if (Arg *A = Args.getLastArg(options::OPT_mmacosx_version_min_EQ)) { |
