xref: /llvm-project/clang/test/CodeGenObjC/availability-cf-link-guard.m (revision 9466b49171dc4b21f56a48594fc82b1e52f5358a) 
1// RUN: %clang_cc1 -triple x86_64-apple-macosx10.11 -emit-llvm -o - %s | FileCheck --check-prefixes=CHECK,CHECK_LINK_OPT %s
2// RUN: %clang_cc1 -triple x86_64-apple-macosx10.11 -emit-llvm -o - -D USE_BUILTIN %s | FileCheck --check-prefixes=CHECK,CHECK_LINK_OPT %s
3// RUN: %clang_cc1 -triple x86_64-apple-macosx10.11 -emit-llvm -o - -D DEF_CF %s | FileCheck --check-prefixes=CHECK_CF,CHECK_LINK_OPT %s
4// RUN: %clang_cc1 -triple x86_64-apple-macosx10.12 -emit-llvm -o - %s | FileCheck --check-prefix=CHECK_NO_GUARD %s
5// RUN: %clang_cc1 -triple x86_64-unknown-linux -emit-llvm -o - %s | FileCheck --check-prefix=CHECK_NO_GUARD %s
6// RUN: %clang_cc1 -triple x86_64-apple-macos10.15 -DCHECK_OS="macos 10.15.1" -emit-llvm -o - %s | FileCheck --check-prefix=CHECK_NO_GUARD %s
7// RUN: %clang_cc1 -triple arm64-apple-ios13.0 -DCHECK_OS="ios 14" -emit-llvm -o - %s | FileCheck --check-prefix=CHECK_NO_GUARD %s
8// RUN: %clang_cc1 -triple arm64-apple-tvos13.0 -DCHECK_OS="tvos 14" -emit-llvm -o - %s | FileCheck --check-prefix=CHECK_NO_GUARD %s
9// RUN: %clang_cc1 -triple arm64-apple-watchos6.0 -DCHECK_OS="watchos 7" -emit-llvm -o - %s | FileCheck --check-prefix=CHECK_NO_GUARD %s
10// RUN: %clang_cc1 -triple arm64-apple-ios12.0 -DCHECK_OS="ios 13" -emit-llvm -o - %s | FileCheck --check-prefixes=CHECK,CHECK_LINK_OPT %s
11// RUN: %clang_cc1 -triple arm64-apple-tvos12.0 -DCHECK_OS="tvos 13" -emit-llvm -o - %s | FileCheck --check-prefixes=CHECK,CHECK_LINK_OPT %s
12// RUN: %clang_cc1 -triple arm64-apple-watchos5.0 -DCHECK_OS="watchos 6" -emit-llvm -o - %s | FileCheck --check-prefixes=CHECK,CHECK_LINK_OPT %s
13
14#ifdef DEF_CF
15struct CFBundle;
16typedef struct CFBundle *CFBundleRef;
17unsigned CFBundleGetVersionNumber(CFBundleRef bundle);
18// CHECK_CF: declare i32 @CFBundleGetVersionNumber(ptr noundef)
19// CHECK_CF: @__clang_at_available_requires_core_foundation_framework
20// CHECK_CF-NEXT: call {{.*}}@CFBundleGetVersionNumber
21#endif
22
23#ifndef CHECK_OS
24#define CHECK_OS macos 10.12
25#endif
26
27void use_at_available(void) {
28#ifdef DEF_CF
29  CFBundleGetVersionNumber(0);
30#endif
31#ifdef USE_BUILTIN
32  if (__builtin_available(CHECK_OS, *))
33    ;
34#else
35  if (@available(CHECK_OS, *))
36    ;
37#endif
38}
39
40// CHECK: @llvm.compiler.used{{.*}}@__clang_at_available_requires_core_foundation_framework
41
42// CHECK: declare i32 @CFBundleGetVersionNumber(ptr)
43
44// CHECK-LABEL: linkonce hidden void @__clang_at_available_requires_core_foundation_framework
45// CHECK: call i32 @CFBundleGetVersionNumber(ptr null)
46// CHECK-NEXT: unreachable
47
48// CHECK_NO_GUARD-NOT: __clang_at_available_requires_core_foundation_framework
49// CHECK_NO_GUARD-NOT: CFBundleGetVersionNumber
50
51// CHECK_LINK_OPT: !llvm.linker.options = !{![[FRAMEWORK:[0-9]+]]
52// CHECK_LINK_OPT: ![[FRAMEWORK]] = !{!"-framework", !"CoreFoundation"}
53
54// CHECK_NO_GUARD-NOT: !llvm.linker.options
55// CHECK_NO_GUARD-NOT: CoreFoundation
56