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b6965f7246
This diff sets the alignment attribute for the return value and the argument of llvm.threadlocal.address. (https://github.com/llvm/llvm-project/issues/57438) Test plan: ninja check-all Differential revision: https://reviews.llvm.org/D133741
24 lines
717 B
C++
24 lines
717 B
C++
// RUN: %clang_cc1 -emit-llvm -std=c++11 -triple x86_64-pc-linux-gnu -o- %s | FileCheck %s
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// Global @x:
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// CHECK: [[X_GLOBAL:@[^ ]+]]{{.*}}thread_local global
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// returned somewhere in TLS wrapper:
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// CHECK: define {{.+}} ptr @_ZTW1x(
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// CHECK: [[X_GLOBAL_ADDR:%[^ ]+]] = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 [[X_GLOBAL]])
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// CHECK: ret{{.*}}[[X_GLOBAL_ADDR]]
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template <typename T> class unique_ptr {
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template <typename F, typename S> struct pair {
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F first;
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S second;
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};
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pair<T *, int> data;
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public:
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constexpr unique_ptr() noexcept : data() {}
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explicit unique_ptr(T *p) noexcept : data() {}
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};
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thread_local unique_ptr<int> x;
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int main() { x = unique_ptr<int>(new int(5)); }
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