test: iosvlc: fix -fobjc-arc

The -fobjc-arc was defined on CFLAGS whereas the only file compiled is
an objective-C file, thus it was unused. With the flag moved to
OBJCFLAGS, ARC is breaking the compilation because of a missing
__bridge cast.

test/Makefile.am

@@ -295,7 +295,7 @@ endif
 vlc_ios_SOURCES = iosvlc.m
 vlc_ios_LDFLAGS = $(LDFLAGS_vlc) -Wl,-framework,Foundation,-framework,UIKit
 vlc_ios_LDFLAGS += -Xlinker -rpath -Xlinker "$(libdir)"
-vlc_ios_CFLAGS = -fobjc-arc
+vlc_ios_OBJCFLAGS = -fobjc-arc
 vlc_ios_LDADD = ../lib/libvlc.la ../src/libvlccore.la
 if HAVE_IOS
 noinst_PROGRAMS += vlc-ios

test/iosvlc.m

@@ -92,7 +92,8 @@ static int Open(vlc_object_t *obj)
 {
     AppDelegate *d = (AppDelegate *)[[UIApplication sharedApplication] delegate];
     assert(d != nil && d->window != nil);
-    var_SetAddress(vlc_object_instance(obj), "drawable-nsobject", d->window);
+    var_SetAddress(vlc_object_instance(obj), "drawable-nsobject",
+                   (__bridge void *)d->window);
 
     return VLC_SUCCESS;
 }