| 1 | // RUN: %clang_cc1 %s -std=c++1y -triple=i686-pc-win32 -emit-llvm -o - | FileCheck %s |
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| 2 | |
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| 3 | struct A { |
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| 4 | A(); |
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| 5 | ~A(); |
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| 6 | }; |
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| 7 | |
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| 8 | // CHECK-DAG: $"??$a@X@@3UA@@A" = comdat any |
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| 9 | // CHECK-DAG: @"??$a@X@@3UA@@A" = linkonce_odr dso_local thread_local global %struct.A zeroinitializer, comdat, align 1 |
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| 10 | // CHECK-DAG: @"??__E?$a@X@@YAXXZ$initializer$" = internal constant void ()* @"??__E?$a@X@@YAXXZ", section ".CRT$XDU", comdat($"??$a@X@@3UA@@A") |
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| 11 | template <typename T> |
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| 12 | thread_local A a = A(); |
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| 13 | |
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| 14 | // CHECK-DAG: @"?b@@3UA@@A" = dso_local thread_local global %struct.A zeroinitializer, align 1 |
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| 15 | // CHECK-DAG: @"__tls_init$initializer$" = internal constant void ()* @__tls_init, section ".CRT$XDU" |
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| 16 | thread_local A b; |
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| 17 | |
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| 18 | // CHECK-LABEL: define internal void @__tls_init() |
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| 19 | // CHECK: call void @"??__Eb@@YAXXZ" |
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| 20 | |
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| 21 | thread_local A &c = b; |
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| 22 | thread_local A &d = c; |
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| 23 | |
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| 24 | A f() { |
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| 25 | (void)a<void>; |
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| 26 | (void)b; |
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| 27 | return c; |
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| 28 | } |
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| 29 | |
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| 30 | // CHECK: !llvm.linker.options = !{![[dyn_tls_init:[0-9]+]]} |
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| 31 | // CHECK: ![[dyn_tls_init]] = !{!"/include:___dyn_tls_init@12"} |
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| 32 | |
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