51 lines · cpp
1// RUN: %clang_cc1 %s -triple=armv7-apple-darwin10 -emit-llvm -o - -fexceptions -fcxx-exceptions | FileCheck %s2 3// Check that we annotate all compiler-synthesized runtime calls and4// functions with the actual ABI-determined CC. This usually doesn't5// matter as long as we're internally consistent (and the LLVM-default6// CC is consistent with the real one), but it's possible for user7// translation units to define these runtime functions (or, equivalently,8// for us to get LTO'ed with such a translation unit), and then the9// mismatch will kill us.10 11// CHECK: [[A:%.*]] = type { double }12 13namespace test0 {14 struct A {15 double d;16 A();17 ~A();18 };19 20 A global;21// CHECK-LABEL: define internal void @__cxx_global_var_init()22// CHECK: call noundef ptr @_ZN5test01AC1Ev(ptr {{[^,]*}} @_ZN5test06globalE)23// CHECK-NEXT: call i32 @__cxa_atexit(ptr @_ZN5test01AD1Ev, ptr @_ZN5test06globalE, ptr @__dso_handle) [[NOUNWIND:#[0-9]+]]24// CHECK-NEXT: ret void25}26 27// CHECK: declare i32 @__cxa_atexit(ptr, ptr, ptr) [[NOUNWIND]]28 29namespace test1 {30 void test() {31 throw 0;32 }33 34// CHECK-LABEL: define{{.*}} void @_ZN5test14testEv()35// CHECK: [[T0:%.*]] = call ptr @__cxa_allocate_exception(i32 4) [[NOUNWIND]]36// CHECK-NEXT: store i32 0, ptr [[T0]]37// CHECK-NEXT: call void @__cxa_throw(ptr [[T0]], ptr @_ZTIi, ptr null) [[NORETURN:#[0-9]+]]38// CHECK-NEXT: unreachable39}40 41// CHECK: declare ptr @__cxa_allocate_exception(i32)42 43// CHECK: declare void @__cxa_throw(ptr, ptr, ptr)44 45// CHECK-LABEL: define internal void @_GLOBAL__sub_I_runtimecc.cpp()46// CHECK: call void @__cxx_global_var_init()47 48 49// CHECK: attributes [[NOUNWIND]] = { nounwind }50// CHECK: attributes [[NORETURN]] = { noreturn }51