| // RUN: %clang_cc1 -triple thumbv7--windows-itanium -fobjc-runtime=ios -emit-llvm -o - %s -Wno-objc-root-class | FileCheck %s | 
 |  | 
 | @protocol P | 
 | - (void) method; | 
 | @end | 
 |  | 
 | @protocol Q @end | 
 | @protocol R @end | 
 |  | 
 | @interface I<P> | 
 | @end | 
 |  | 
 | @implementation I | 
 | - (void) method { } | 
 | @end | 
 |  | 
 | _Bool f(void) { | 
 |   return @protocol(Q) == @protocol(R); | 
 | } | 
 |  | 
 | // CHECK: $"_OBJC_PROTOCOL_$_P" = comdat any | 
 | // CHECK: $"_OBJC_LABEL_PROTOCOL_$_P" = comdat any | 
 | // CHECK: $"_OBJC_PROTOCOL_REFERENCE_$_Q" = comdat any | 
 | // CHECK: $"_OBJC_PROTOCOL_REFERENCE_$_R" = comdat any | 
 |  | 
 | // CHECK: @"_OBJC_PROTOCOL_$_P" = {{.*}}, comdat | 
 | // CHECK: @"_OBJC_LABEL_PROTOCOL_$_P" = {{.*}}, comdat | 
 |  |