Driver/Darwin: Forward -ObjC when linking, which may be needed when using static
libraries with Objective-C code.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@116758 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 8bce566..99e7e3f 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -2504,6 +2504,12 @@
Args.AddAllArgs(CmdArgs, options::OPT_m_Separate);
Args.AddAllArgs(CmdArgs, options::OPT_r);
+ // Forward -ObjC when either -ObjC or -ObjC++ is used, to force loading
+ // members of static archive libraries which implement Objective-C classes or
+ // categories.
+ if (Args.hasArg(options::OPT_ObjC) || Args.hasArg(options::OPT_ObjCXX))
+ CmdArgs.push_back("-ObjC");
+
CmdArgs.push_back("-o");
CmdArgs.push_back(Output.getFilename());