| Hans Wennborg | 442e4f7 | 2013-12-13 22:43:52 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -cxx-abi itanium -emit-llvm %s -o - | FileCheck %s |
| Rafael Espindola | db77c4a | 2013-02-26 19:13:56 +0000 | [diff] [blame] | 2 | |
| 3 | #pragma weak zex |
| 4 | int zex; |
| 5 | // GCC produces a weak symbol for this because it matches mangled names. |
| 6 | // Different c++ ABIs may or may not mangle this, so we produce a strong |
| 7 | // symbol. |
| 8 | // CHECK: @zex = global i32 |
| 9 | |
| 10 | #pragma weak foo |
| 11 | struct S { void foo(); }; |
| 12 | void S::foo() {} |
| Rafael Espindola | 3497069 | 2013-12-12 16:07:11 +0000 | [diff] [blame] | 13 | // CHECK-LABEL: define {{.*}}void @_ZN1S3fooEv( |
| Rafael Espindola | db77c4a | 2013-02-26 19:13:56 +0000 | [diff] [blame] | 14 | |
| 15 | #pragma weak zed |
| 16 | namespace bar { void zed() {} } |
| Stephen Lin | 4362261 | 2013-08-15 06:47:53 +0000 | [diff] [blame] | 17 | // CHECK-LABEL: define void @_ZN3bar3zedEv( |
| Rafael Espindola | db77c4a | 2013-02-26 19:13:56 +0000 | [diff] [blame] | 18 | |
| 19 | #pragma weak bah |
| 20 | void bah() {} |
| Stephen Lin | 4362261 | 2013-08-15 06:47:53 +0000 | [diff] [blame] | 21 | // CHECK-LABEL: define void @_Z3bahv( |
| Rafael Espindola | db77c4a | 2013-02-26 19:13:56 +0000 | [diff] [blame] | 22 | |
| 23 | #pragma weak baz |
| 24 | extern "C" void baz() {} |
| Stephen Lin | 4362261 | 2013-08-15 06:47:53 +0000 | [diff] [blame] | 25 | // CHECK-LABEL: define weak void @baz( |
| Rafael Espindola | db77c4a | 2013-02-26 19:13:56 +0000 | [diff] [blame] | 26 | |
| 27 | #pragma weak _Z3baxv |
| 28 | void bax() {} |
| 29 | // GCC produces a weak symbol for this one, but it doesn't look like a good |
| 30 | // idea to expose the mangling to the pragma unless we really have to. |
| Stephen Lin | 4362261 | 2013-08-15 06:47:53 +0000 | [diff] [blame] | 31 | // CHECK-LABEL: define void @_Z3baxv( |