Fix a couple of compiler warnings.

diff --git a/mono/utils/mono-threads-mach-helper.c b/mono/utils/mono-threads-mach-helper.c
index 0e95d4e878e6eb1c7f3789dc8c13b92fdd456731..d072050078d167374d803c960f6580f8aca66edc 100644 (file)
--- a/mono/utils/mono-threads-mach-helper.c
+++ b/mono/utils/mono-threads-mach-helper.c
@@ -93,8 +93,8 @@ mono_threads_install_dead_letter (void)
 void
 mono_threads_init_dead_letter (void)
 {
-       id nsstring = objc_getClass ("NSString");
-       id nsautoreleasepool = objc_getClass ("NSAutoreleasePool");
+       id nsstring = (id) objc_getClass ("NSString");
+       id nsautoreleasepool = (id) objc_getClass ("NSAutoreleasePool");
        SEL stringWithUTF8String = sel_registerName ("stringWithUTF8String:");
        SEL retain = sel_registerName ("retain");
        id pool;