Driver help output for --sysroot.

[Rafael Espíndola]

Shouldn't the help text go in _sysroot_EQ?

On 10 June 2014 07:23, Iain Sandoe <iain at codesourcery.com> wrote:
> Is there some reason we don't want to own up to having the --sysroot option ?
>
> If not - then how about the following?
> Iain
>
>
> diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td
> index 9d4ff4d..17c720e 100644
> --- a/clang/include/clang/Driver/Options.td
> +++ b/clang/include/clang/Driver/Options.td
> @@ -1491,7 +1491,9 @@ def _signed_char : Flag<["--"], "signed-char">, Alias<fsigned_char>;
>  def _std : Separate<["--"], "std">, Alias<std_EQ>;
>  def _stdlib : Separate<["--"], "stdlib">, Alias<stdlib_EQ>;
>  def _sysroot_EQ : Joined<["--"], "sysroot=">;
> -def _sysroot : Separate<["--"], "sysroot">, Alias<_sysroot_EQ>;
> +def _sysroot : Separate<["--"], "sysroot">, Alias<_sysroot_EQ>,
> +  HelpText<"Use <dir> as the root directory for headers and libraries">,
> +  MetaVarName<"<dir>">;
>  def _target_help : Flag<["--"], "target-help">;
>  def _trace_includes : Flag<["--"], "trace-includes">, Alias<H>;
>  def _undefine_macro_EQ : Joined<["--"], "undefine-macro=">, Alias<U>;
>
>
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