[PATCH] D24069: Document option '-rtlib' in clang's man page and help info

[Jonas Hahnfeld via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL281440: Document option '-rtlib' in clang's man page and help info (authored by Hahnfeld).

Changed prior to commit:
  https://reviews.llvm.org/D24069?vs=69947&id=71298#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D24069

Files:
  cfe/trunk/docs/CommandGuide/clang.rst
  cfe/trunk/include/clang/Driver/Options.td

Index: cfe/trunk/docs/CommandGuide/clang.rst
===================================================================
--- cfe/trunk/docs/CommandGuide/clang.rst
+++ cfe/trunk/docs/CommandGuide/clang.rst
@@ -105,7 +105,12 @@
 .. 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
 
Index: cfe/trunk/include/clang/Driver/Options.td
===================================================================
--- cfe/trunk/include/clang/Driver/Options.td
+++ cfe/trunk/include/clang/Driver/Options.td
@@ -1863,7 +1863,8 @@
 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.">;


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