1 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm < %s| FileCheck %s
2 
3 typedef __SIZE_TYPE__ size_t;
4 
5 void *mempcpy(void *, void const *, size_t);
6 
7 char *test(char *d, char *s, size_t n) {
8   // CHECK:      call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}} %[[REG1:[^ ]+]], i8* {{.*}} %1, i64 %[[REG2:[^ ]+]], i1 false)
9   // CHECK-NEXT: %[[REGr:[^ ]+]] = getelementptr inbounds i8, i8* %[[REG1]], i64 %[[REG2]]
10   // CHECK-NEXT: ret i8* %[[REGr]]
11   return mempcpy(d, s, n);
12 }
13