| 1 | // RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck %s |
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| 2 | |
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| 3 | #pragma weak zex |
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| 4 | int zex; |
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| 5 | // GCC produces a weak symbol for this because it matches mangled names. |
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| 6 | // Different c++ ABIs may or may not mangle this, so we produce a strong |
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| 7 | // symbol. |
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| 8 | // CHECK: @zex = {{(dso_local )?}}global i32 |
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| 9 | |
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| 10 | #pragma weak foo |
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| 11 | struct S { void foo(); }; |
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| 12 | void S::foo() {} |
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| 13 | // CHECK-LABEL: define {{.*}}void @_ZN1S3fooEv( |
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| 14 | |
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| 15 | #pragma weak zed |
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| 16 | namespace bar { void zed() {} } |
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| 17 | // CHECK-LABEL: define {{.*}}void @_ZN3bar3zedEv( |
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| 18 | |
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| 19 | #pragma weak bah |
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| 20 | void bah() {} |
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| 21 | // CHECK-LABEL: define {{.*}}void @_Z3bahv( |
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| 22 | |
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| 23 | #pragma weak baz |
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| 24 | extern "C" void baz() {} |
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| 25 | // CHECK-LABEL: define weak {{.*}}void @baz( |
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| 26 | |
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| 27 | #pragma weak _Z3baxv |
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| 28 | void bax() {} |
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| 29 | // GCC produces a weak symbol for this one, but it doesn't look like a good |
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| 30 | // idea to expose the mangling to the pragma unless we really have to. |
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| 31 | // CHECK-LABEL: define {{.*}}void @_Z3baxv( |
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| 32 | |
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