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7d1b6b2c32
These attributes are no longer inherited from the module flags, therefore need to be added for synthetic functions.
31 lines
1.2 KiB
C++
31 lines
1.2 KiB
C++
// RUN: %clang_cc1 -triple aarch64 -mbranch-target-enforce -msign-return-address=all -fcxx-exceptions -fexceptions -emit-llvm %s -o - | FileCheck %s
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// Check that functions generated by clang have the correct attributes
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class Example {
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public:
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Example();
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int fn();
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};
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// Initialization of var1 causes __cxx_global_var_init and __tls_init to be generated
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thread_local Example var1;
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extern thread_local Example var2;
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extern void fn();
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int testfn() noexcept {
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// Calling fn in a noexcept function causes __clang_call_terminate to be generated
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fn();
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// Use of var1 and var2 causes TLS wrapper functions to be generated
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return var1.fn() + var2.fn();
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}
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// CHECK: define {{.*}} @__cxx_global_var_init() [[ATTR1:#[0-9]+]]
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// CHECK: define {{.*}} @__clang_call_terminate({{.*}}) [[ATTR2:#[0-9]+]]
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// CHECK: define {{.*}} @_ZTW4var1() [[ATTR1]]
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// CHECK: define {{.*}} @_ZTW4var2() [[ATTR1]]
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// CHECK: define {{.*}} @__tls_init() [[ATTR1]]
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// CHECK: attributes [[ATTR1]] = { {{.*}}"branch-target-enforcement" {{.*}}"sign-return-address"="all" "sign-return-address-key"="a_key"
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// CHECK: attributes [[ATTR2]] = { {{.*}}"branch-target-enforcement" {{.*}}"sign-return-address"="all" "sign-return-address-key"="a_key"
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