| // 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 |
| |
| // Check that functions generated by clang have the correct attributes |
| |
| class Example { |
| public: |
| Example(); |
| int fn(); |
| }; |
| |
| // Initialization of var1 causes __cxx_global_var_init and __tls_init to be generated |
| thread_local Example var1; |
| extern thread_local Example var2; |
| extern void fn(); |
| |
| 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 |
| return var1.fn() + var2.fn(); |
| } |
| |
| // CHECK: define {{.*}} @__cxx_global_var_init() [[ATTR1:#[0-9]+]] |
| // CHECK: define {{.*}} @__clang_call_terminate({{.*}}) [[ATTR2:#[0-9]+]] |
| // CHECK: define {{.*}} @_ZTW4var1() [[ATTR1]] |
| // CHECK: define {{.*}} @_ZTW4var2() [[ATTR1]] |
| // CHECK: define {{.*}} @__tls_init() [[ATTR1]] |
| |
| // 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 [[ATTR2]] = { {{.*}}"target-features"="+armv8.1-m.main,+thumb-mode,-pacbti"{{.*}} } |
