|  | // RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s | 
|  | int __attribute__((target("sse4.2"))) foo(int i) { return 0; } | 
|  | int __attribute__((target("arch=sandybridge"))) foo(int); | 
|  | int __attribute__((target("arch=ivybridge"))) foo(int i) {return 1;} | 
|  | int __attribute__((target("default"))) foo(int i) { return 2; } | 
|  |  | 
|  | typedef int (*FuncPtr)(int); | 
|  | void func(FuncPtr); | 
|  |  | 
|  | int bar() { | 
|  | func(foo); | 
|  | FuncPtr Free = &foo; | 
|  | FuncPtr Free2 = foo; | 
|  |  | 
|  | return 0; | 
|  | return Free(1) + Free(2); | 
|  | } | 
|  |  | 
|  | // CHECK: @foo.ifunc = ifunc i32 (i32), i32 (i32)* ()* @foo.resolver | 
|  | // CHECK: define i32 @foo.sse4.2( | 
|  | // CHECK: ret i32 0 | 
|  | // CHECK: define i32 @foo.arch_ivybridge( | 
|  | // CHECK: ret i32 1 | 
|  | // CHECK: define i32 @foo( | 
|  | // CHECK: ret i32 2 | 
|  |  | 
|  | // CHECK: define i32 @bar() | 
|  | // CHECK: call void @func(i32 (i32)* @foo.ifunc) | 
|  | // CHECK: store i32 (i32)* @foo.ifunc | 
|  | // CHECK: store i32 (i32)* @foo.ifunc | 
|  |  | 
|  | // CHECK: declare i32 @foo.arch_sandybridge( |