1// RUN: %clang_cc1 -triple=i386-pc-solaris2.11 -w -emit-llvm %s -o - | FileCheck %s
2
3extern "C" {
4  struct statvfs64 {
5    int f;
6  };
7#pragma redefine_extname statvfs64 statvfs
8  int statvfs64(struct statvfs64 *);
9}
10
11void some_func() {
12  struct statvfs64 st;
13  statvfs64(&st);
14// Check that even if there is a structure with redefined name before the
15// pragma, subsequent function name redefined properly. PR5172, Comment 11.
16// CHECK:  call i32 @statvfs(%struct.statvfs64* %st)
17}
18
19// This is a case when redefenition is deferred *and* we have a local of the
20// same name. PR23923.
21#pragma redefine_extname foo bar
22int f() {
23  int foo = 0;
24  return foo;
25}
26extern "C" {
27  int foo() { return 1; }
28// CHECK: define i32 @bar()
29}
30
31// Check that #pragma redefine_extname applies to C code only, and shouldn't be
32// applied to C++.
33#pragma redefine_extname foo_cpp bar_cpp
34extern int foo_cpp() { return 1; }
35// CHECK-NOT: define i32 @bar_cpp()
36
37