1 // RUN: %clang_cc1 %s -triple i386-unknown-linux-gnu -mregparm 3 -emit-llvm -o - | FileCheck %s
2 
3 void *memcpy(void *dest, const void *src, unsigned int n);
4 
5 void use_builtin_memcpy(void *dest, const void *src, unsigned int n) {
6   __builtin_memcpy(dest, src, n);
7 }
8 
9 void use_memcpy(void *dest, const void *src, unsigned int n) {
10   memcpy(dest, src, n);
11 }
12 
13 //CHECK: !{i32 1, !"NumRegisterParameters", i32 3}
14