Implement -static-libstdc++ for linux.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142290 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index ae8c794..1c6635d 100644
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -686,6 +686,7 @@
def specs_EQ : Joined<"-specs=">;
def specs : Separate<"-specs">, Flags<[Unsupported]>;
def static_libgcc : Flag<"-static-libgcc">;
+def static_libstdcxx : Flag<"-static-libstdc++">;
def static : Flag<"-static">, Flags<[NoArgumentUnused]>;
def std_default_EQ : Joined<"-std-default=">;
def std_EQ : Joined<"-std=">;
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index a710153..20b02f5 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -4375,7 +4375,13 @@
AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs);
if (D.CCCIsCXX && !Args.hasArg(options::OPT_nostdlib)) {
+ bool OnlyLibstdcxxStatic = Args.hasArg(options::OPT_static_libstdcxx) &&
+ !Args.hasArg(options::OPT_static);
+ if (OnlyLibstdcxxStatic)
+ CmdArgs.push_back("-Bstatic");
ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs);
+ if (OnlyLibstdcxxStatic)
+ CmdArgs.push_back("-Bdynamic");
CmdArgs.push_back("-lm");
}