1 ; RUN: opt < %s -globalopt -S | FileCheck %s 2 3 %0 = type { i32, void ()* } 4 %struct.A = type { i8 } 5 6 @a = global %struct.A zeroinitializer, align 1 7 @__dso_handle = external global i8* 8 @llvm.global_ctors = appending global [1 x %0] [%0 { i32 65535, void ()* @_GLOBAL__I_a }] 9 10 ; CHECK-NOT: call i32 @__cxa_atexit 11 12 define internal void @__cxx_global_var_init() nounwind section "__TEXT,__StaticInit,regular,pure_instructions" { 13 %1 = call i32 @__cxa_atexit(void (i8*)* bitcast (void (%struct.A*)* @_ZN1AD1Ev to void (i8*)*), i8* getelementptr inbounds (%struct.A* @a, i32 0, i32 0), i8* bitcast (i8** @__dso_handle to i8*)) 14 ret void 15 } 16 17 define linkonce_odr void @_ZN1AD1Ev(%struct.A* %this) nounwind align 2 { 18 call void @_ZN1AD2Ev(%struct.A* %this) 19 ret void 20 } 21 22 declare i32 @__cxa_atexit(void (i8*)*, i8*, i8*) 23 24 define linkonce_odr void @_ZN1AD2Ev(%struct.A* %this) nounwind align 2 { 25 ret void 26 } 27 28 define internal void @_GLOBAL__I_a() nounwind section "__TEXT,__StaticInit,regular,pure_instructions" { 29 call void @__cxx_global_var_init() 30 ret void 31 } 32
