| Daniel Dunbar | d7d5f02 | 2009-03-24 02:24:46 +0000 | [diff] [blame] | 1 | // RUN: clang-cc -fsyntax-only -verify %s |
| Douglas Gregor | 6c6fce0 | 2009-01-05 19:50:09 +0000 | [diff] [blame] | 2 | extern "C" { |
| 3 | extern "C" void f(int); |
| 4 | } |
| 5 | |
| 6 | extern "C++" { |
| 7 | extern "C++" int& g(int); |
| 8 | float& g(); |
| 9 | } |
| 10 | double& g(double); |
| 11 | |
| 12 | void test(int x, double d) { |
| 13 | f(x); |
| 14 | float &f1 = g(); |
| 15 | int& i1 = g(x); |
| 16 | double& d1 = g(d); |
| 17 | } |
| Douglas Gregor | 17a9b9e | 2009-01-07 02:48:43 +0000 | [diff] [blame] | 18 | |
| 19 | extern "C" int foo; |
| 20 | extern "C" int foo; |
| 21 | |
| 22 | extern "C" const int bar; |
| 23 | extern "C" int const bar; |
| Anders Carlsson | 425bfde | 2009-05-16 22:05:23 +0000 | [diff] [blame] | 24 | |
| 25 | // <rdar://problem/6895431> |
| 26 | extern "C" struct bar d; |
| 27 | extern struct bar e; |
| Douglas Gregor | a24eb4e | 2009-08-24 18:55:03 +0000 | [diff] [blame] | 28 | |
| 29 | extern "C++" { |
| 30 | namespace N0 { |
| 31 | struct X0 { |
| 32 | int foo(int x) { return x; } |
| 33 | }; |
| 34 | } |
| Daniel Dunbar | 4fcfde4 | 2009-11-08 01:45:36 +0000 | [diff] [blame] | 35 | } |
| Sebastian Redl | 9770ef0 | 2009-11-08 11:36:54 +0000 | [diff] [blame] | 36 | |
| 37 | // PR5430 |
| 38 | namespace pr5430 { |
| 39 | extern "C" void func(void); |
| 40 | } |
| 41 | using namespace pr5430; |
| 42 | extern "C" void pr5430::func(void) { } |