.. option:: -stdlib=<library>
Specify the C++ standard library to use; supported options are libstdc++ and
- libc++.
+ libc++. If not specified, platform default will be used.
+
+.. option:: -rtlib=<library>
+
+ Specify the compiler runtime library to use; supported options are libgcc and
+ compiler-rt. If not specified, platform default will be used.
.. option:: -ansi
def resource_dir_EQ : Joined<["-"], "resource-dir=">, Flags<[DriverOption]>,
Alias<resource_dir>;
def rpath : Separate<["-"], "rpath">, Flags<[LinkerInput]>;
-def rtlib_EQ : Joined<["-", "--"], "rtlib=">;
+def rtlib_EQ : Joined<["-", "--"], "rtlib=">,
+ HelpText<"Compiler runtime library to use">;
def r : Flag<["-"], "r">, Flags<[LinkerInput,NoArgumentUnused]>;
def save_temps_EQ : Joined<["-", "--"], "save-temps=">, Flags<[DriverOption]>,
HelpText<"Save intermediate compilation results.">;