1// RUN: rm -rf %t.dir 2// RUN: split-file %s %t.dir 3// RUN: %clang_cc1 -fmodules -fimplicit-module-maps \ 4// RUN: -fmodules-cache-path=%t.dir/cache -triple x86_64-apple-macosx10.11.0 \ 5// RUN: -I%t.dir/headers %t.dir/main.m -emit-llvm -o %t.dir/main.ll 6// RUN: cat %t.dir/main.ll | FileCheck %s 7 8//--- headers/a.h 9 10__attribute__((availability(macos,introduced=10.16))) 11@interface INIntent 12- (instancetype)self; 13@end 14 15//--- headers/b.h 16 17@class INIntent; 18 19//--- headers/module.modulemap 20 21module A { 22 header "a.h" 23} 24 25module B { 26 header "b.h" 27} 28 29//--- main.m 30 31#import <a.h> 32#import <b.h> // NOTE: Non attributed decl imported after one with attrs. 33 34void F(id); 35 36int main() { 37 if (@available(macOS 11.0, *)) 38 F([INIntent self]); 39} 40 41// CHECK: @"OBJC_CLASS_$_INIntent" = extern_weak 42