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clang/test/CodeGenCXX/arm-generated-fn-attr.cpp
| // RUN: %clang_cc1 -triple thumbv8.1m.main-none-eabi -target-feature +pacbti -fcxx-exceptions -fexceptions -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-PACBTI | // RUN: %clang_cc1 -triple thumbv8.1m.main-none-eabi -target-feature +pacbti -fcxx-exceptions -fexceptions -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-PACBTI | ||||
| // RUN: %clang_cc1 -triple thumbv8.1m.main-none-eabi -target-feature -pacbti -fcxx-exceptions -fexceptions -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-NOPACBTI | // RUN: %clang_cc1 -triple thumbv8.1m.main-none-eabi -target-feature -pacbti -fcxx-exceptions -fexceptions -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-NOPACBTI | ||||
| // Check that functions generated by clang have the correct attributes | // Check that functions generated by clang have the correct attributes | ||||
| class Example { | class Example { | ||||
| public: | public: | ||||
| Example(); | Example(); | ||||
| int fn(); | int fn(); | ||||
| }; | }; | ||||
| // Initialization of var1 causes __cxx_global_var_init and __tls_init to be generated | // Initialization of var1 causes __cxx_global_var_init and __tls_init to be generated | ||||
| thread_local Example var1; | thread_local Example var1; | ||||
| extern thread_local Example var2; | extern thread_local Example var2; | ||||
| extern void fn(); | |||||
| int testfn() noexcept { | int testfn() noexcept { | ||||
| // Calling fn in a noexcept function causes __clang_call_terminate to be generated | |||||
| fn(); | |||||
| // Use of var1 and var2 causes TLS wrapper functions to be generated | // Use of var1 and var2 causes TLS wrapper functions to be generated | ||||
| return var1.fn() + var2.fn(); | return var1.fn() + var2.fn(); | ||||
| } | } | ||||
| // CHECK: define {{.*}} @__cxx_global_var_init() [[ATTR1:#[0-9]+]] | // CHECK: define {{.*}} @__cxx_global_var_init() [[ATTR1:#[0-9]+]] | ||||
| // CHECK: define {{.*}} @__clang_call_terminate({{.*}}) [[ATTR2:#[0-9]+]] | |||||
| // CHECK: define {{.*}} @_ZTW4var1() [[ATTR1]] | // CHECK: define {{.*}} @_ZTW4var1() [[ATTR1]] | ||||
| // CHECK: define {{.*}} @_ZTW4var2() [[ATTR1]] | // CHECK: define {{.*}} @_ZTW4var2() [[ATTR1]] | ||||
| // CHECK: define {{.*}} @__tls_init() [[ATTR1]] | // CHECK: define {{.*}} @__tls_init() [[ATTR1]] | ||||
| // CHECK-PACBTI: attributes [[ATTR1]] = { {{.*}}"target-features"="+armv8.1-m.main,+pacbti,+thumb-mode"{{.*}} } | // CHECK-PACBTI: attributes [[ATTR1]] = { {{.*}}"target-features"="+armv8.1-m.main,+pacbti,+thumb-mode"{{.*}} } | ||||
| // CHECK-PACBTI: attributes [[ATTR2]] = { {{.*}}"target-features"="+armv8.1-m.main,+pacbti,+thumb-mode"{{.*}} } | |||||
| // CHECK-NOPACBTI: attributes [[ATTR1]] = { {{.*}}"target-features"="+armv8.1-m.main,+thumb-mode,-pacbti"{{.*}} } | // CHECK-NOPACBTI: attributes [[ATTR1]] = { {{.*}}"target-features"="+armv8.1-m.main,+thumb-mode,-pacbti"{{.*}} } | ||||
| // CHECK-NOPACBTI: attributes [[ATTR2]] = { {{.*}}"target-features"="+armv8.1-m.main,+thumb-mode,-pacbti"{{.*}} } | |||||