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1// RUN: %clang_cc1 -triple x86_64-apple-macosx10.11 -emit-llvm -o - %s | FileCheck %s2 3void use_at_available(void) {4 // CHECK: call i32 @__isPlatformVersionAtLeast(i32 1, i32 10, i32 12, i32 0)5 // CHECK-NEXT: icmp ne6 if (__builtin_available(macos 10.12, *))7 ;8 9 // CHECK: call i32 @__isPlatformVersionAtLeast(i32 1, i32 10, i32 12, i32 0)10 // CHECK-NEXT: icmp ne11 if (@available(macos 10.12, *))12 ;13 14 // CHECK: call i32 @__isPlatformVersionAtLeast(i32 1, i32 10, i32 12, i32 42)15 // CHECK-NEXT: icmp ne16 if (__builtin_available(ios 10, macos 10.12.42, *))17 ;18 19 // CHECK-NOT: call i32 @__isPlatformVersionAtLeast20 // CHECK: br i1 true21 if (__builtin_available(ios 10, *))22 ;23 24 // This check should be folded: our deployment target is 10.11.25 // CHECK-NOT: call i32 @__isPlatformVersionAtLeast26 // CHECK: br i1 true27 if (__builtin_available(macos 10.11, *))28 ;29}30 31// CHECK: declare i32 @__isPlatformVersionAtLeast(i32, i32, i32, i32)32