forked from OSchip/llvm-project
27 lines
748 B
C++
27 lines
748 B
C++
// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s
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int &f();
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// CHECK: @r = thread_local global i32* null
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thread_local int &r = f();
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// CHECK: @_ZTH1r = alias void ()* @__tls_init
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int &g() { return r; }
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// CHECK: define {{.*}} @[[R_INIT:.*]]()
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// CHECK: call dereferenceable({{[0-9]+}}) i32* @_Z1fv()
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// CHECK: store i32* %{{.*}}, i32** @r, align 8
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// CHECK-LABEL: define dereferenceable({{[0-9]+}}) i32* @_Z1gv()
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// CHECK: call i32* @_ZTW1r()
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// CHECK: ret i32* %{{.*}}
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// CHECK: define weak_odr hidden i32* @_ZTW1r() {
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// CHECK: call void @_ZTH1r()
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// CHECK: load i32*, i32** @r, align 8
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// CHECK: ret i32* %{{.*}}
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// CHECK-LABEL: define internal void @__tls_init()
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// CHECK: call void @[[R_INIT]]()
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