199 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
			
		
		
	
	
			199 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
| // REQUIRES: nvptx-registered-target
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| 
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| // Make sure we don't allow dynamic initialization for device
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| // variables, but accept empty constructors allowed by CUDA.
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| 
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| // RUN: %clang_cc1 -triple nvptx64-nvidia-cuda -fcuda-is-device -std=c++11 \
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| // RUN:     -fno-threadsafe-statics -emit-llvm -o - %s | FileCheck %s
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| 
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| #ifdef __clang__
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| #include "Inputs/cuda.h"
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| #endif
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| 
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| // Use the types we share with Sema tests.
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| #include "Inputs/cuda-initializers.h"
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| 
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| __device__ int d_v;
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| // CHECK: @d_v = addrspace(1) externally_initialized global i32 0,
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| __shared__ int s_v;
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| // CHECK: @s_v = addrspace(3) global i32 undef,
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| __constant__ int c_v;
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| // CHECK: addrspace(4) externally_initialized global i32 0,
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| 
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| __device__ int d_v_i = 1;
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| // CHECK: @d_v_i = addrspace(1) externally_initialized global i32 1,
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| 
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| // trivial constructor -- allowed
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| __device__ T d_t;
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| // CHECK: @d_t = addrspace(1) externally_initialized global %struct.T zeroinitializer
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| __shared__ T s_t;
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| // CHECK: @s_t = addrspace(3) global %struct.T undef,
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| __constant__ T c_t;
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| // CHECK: @c_t = addrspace(4) externally_initialized global %struct.T zeroinitializer,
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| 
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| __device__ T d_t_i = {2};
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| // CHECK: @d_t_i = addrspace(1) externally_initialized global %struct.T { i32 2 },
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| __constant__ T c_t_i = {2};
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| // CHECK: @c_t_i = addrspace(4) externally_initialized global %struct.T { i32 2 },
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| 
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| // empty constructor
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| __device__ EC d_ec;
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| // CHECK: @d_ec = addrspace(1) externally_initialized global %struct.EC zeroinitializer,
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| __shared__ EC s_ec;
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| // CHECK: @s_ec = addrspace(3) global %struct.EC undef,
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| __constant__ EC c_ec;
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| // CHECK: @c_ec = addrspace(4) externally_initialized global %struct.EC zeroinitializer,
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| 
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| // empty destructor
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| __device__ ED d_ed;
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| // CHECK: @d_ed = addrspace(1) externally_initialized global %struct.ED zeroinitializer,
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| __shared__ ED s_ed;
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| // CHECK: @s_ed = addrspace(3) global %struct.ED undef,
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| __constant__ ED c_ed;
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| // CHECK: @c_ed = addrspace(4) externally_initialized global %struct.ED zeroinitializer,
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| 
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| __device__ ECD d_ecd;
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| // CHECK: @d_ecd = addrspace(1) externally_initialized global %struct.ECD zeroinitializer,
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| __shared__ ECD s_ecd;
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| // CHECK: @s_ecd = addrspace(3) global %struct.ECD undef,
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| __constant__ ECD c_ecd;
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| // CHECK: @c_ecd = addrspace(4) externally_initialized global %struct.ECD zeroinitializer,
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| 
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| // empty templated constructor -- allowed with no arguments
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| __device__ ETC d_etc;
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| // CHECK: @d_etc = addrspace(1) externally_initialized global %struct.ETC zeroinitializer,
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| __shared__ ETC s_etc;
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| // CHECK: @s_etc = addrspace(3) global %struct.ETC undef,
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| __constant__ ETC c_etc;
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| // CHECK: @c_etc = addrspace(4) externally_initialized global %struct.ETC zeroinitializer,
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| 
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| __device__ NCFS d_ncfs;
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| // CHECK: @d_ncfs = addrspace(1) externally_initialized global %struct.NCFS { i32 3 }
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| __constant__ NCFS c_ncfs;
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| // CHECK: @c_ncfs = addrspace(4) externally_initialized global %struct.NCFS { i32 3 }
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| 
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| // Regular base class -- allowed
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| __device__ T_B_T d_t_b_t;
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| // CHECK: @d_t_b_t = addrspace(1) externally_initialized global %struct.T_B_T zeroinitializer,
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| __shared__ T_B_T s_t_b_t;
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| // CHECK: @s_t_b_t = addrspace(3) global %struct.T_B_T undef,
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| __constant__ T_B_T c_t_b_t;
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| // CHECK: @c_t_b_t = addrspace(4) externally_initialized global %struct.T_B_T zeroinitializer,
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| 
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| // Incapsulated object of allowed class -- allowed
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| __device__ T_F_T d_t_f_t;
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| // CHECK: @d_t_f_t = addrspace(1) externally_initialized global %struct.T_F_T zeroinitializer,
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| __shared__ T_F_T s_t_f_t;
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| // CHECK: @s_t_f_t = addrspace(3) global %struct.T_F_T undef,
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| __constant__ T_F_T c_t_f_t;
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| // CHECK: @c_t_f_t = addrspace(4) externally_initialized global %struct.T_F_T zeroinitializer,
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| 
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| // array of allowed objects -- allowed
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| __device__ T_FA_T d_t_fa_t;
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| // CHECK: @d_t_fa_t = addrspace(1) externally_initialized global %struct.T_FA_T zeroinitializer,
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| __shared__ T_FA_T s_t_fa_t;
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| // CHECK: @s_t_fa_t = addrspace(3) global %struct.T_FA_T undef,
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| __constant__ T_FA_T c_t_fa_t;
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| // CHECK: @c_t_fa_t = addrspace(4) externally_initialized global %struct.T_FA_T zeroinitializer,
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| 
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| 
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| // Calling empty base class initializer is OK
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| __device__ EC_I_EC d_ec_i_ec;
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| // CHECK: @d_ec_i_ec = addrspace(1) externally_initialized global %struct.EC_I_EC zeroinitializer,
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| __shared__ EC_I_EC s_ec_i_ec;
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| // CHECK: @s_ec_i_ec = addrspace(3) global %struct.EC_I_EC undef,
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| __constant__ EC_I_EC c_ec_i_ec;
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| // CHECK: @c_ec_i_ec = addrspace(4) externally_initialized global %struct.EC_I_EC zeroinitializer,
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| 
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| // We should not emit global initializers for device-side variables.
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| // CHECK-NOT: @__cxx_global_var_init
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| 
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| // Make sure that initialization restrictions do not apply to local
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| // variables.
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| __device__ void df() {
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|   T t;
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|   // CHECK-NOT: call
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|   EC ec;
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|   // CHECK:   call void @_ZN2ECC1Ev(%struct.EC* %ec)
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|   ED ed;
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|   // CHECK-NOT: call
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|   ECD ecd;
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|   // CHECK:   call void @_ZN3ECDC1Ev(%struct.ECD* %ecd)
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|   ETC etc;
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|   // CHECK:   call void @_ZN3ETCC1IJEEEDpT_(%struct.ETC* %etc)
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|   UC uc;
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|   // undefined constructor -- not allowed
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|   // CHECK:   call void @_ZN2UCC1Ev(%struct.UC* %uc)
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|   UD ud;
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|   // undefined destructor -- not allowed
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|   // CHECK-NOT: call
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|   ECI eci;
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|   // empty constructor w/ initializer list -- not allowed
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|   // CHECK:   call void @_ZN3ECIC1Ev(%struct.ECI* %eci)
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|   NEC nec;
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|   // non-empty constructor -- not allowed
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|   // CHECK:   call void @_ZN3NECC1Ev(%struct.NEC* %nec)
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|   // non-empty destructor -- not allowed
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|   NED ned;
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|   // no-constructor,  virtual method -- not allowed
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|   // CHECK:   call void @_ZN3NCVC1Ev(%struct.NCV* %ncv)
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|   NCV ncv;
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|   // CHECK-NOT: call
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|   VD vd;
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|   // CHECK:   call void @_ZN2VDC1Ev(%struct.VD* %vd)
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|   NCF ncf;
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|   // CHECK:   call void @_ZN3NCFC1Ev(%struct.NCF* %ncf)
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|   NCFS ncfs;
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|   // CHECK:   call void @_ZN4NCFSC1Ev(%struct.NCFS* %ncfs)
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|   UTC utc;
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|   // CHECK:   call void @_ZN3UTCC1IJEEEDpT_(%struct.UTC* %utc)
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|   NETC netc;
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|   // CHECK:   call void @_ZN4NETCC1IJEEEDpT_(%struct.NETC* %netc)
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|   T_B_T t_b_t;
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|   // CHECK-NOT: call
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|   T_F_T t_f_t;
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|   // CHECK-NOT: call
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|   T_FA_T t_fa_t;
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|   // CHECK-NOT: call
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|   EC_I_EC ec_i_ec;
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|   // CHECK:   call void @_ZN7EC_I_ECC1Ev(%struct.EC_I_EC* %ec_i_ec)
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|   EC_I_EC1 ec_i_ec1;
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|   // CHECK:   call void @_ZN8EC_I_EC1C1Ev(%struct.EC_I_EC1* %ec_i_ec1)
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|   T_V_T t_v_t;
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|   // CHECK:   call void @_ZN5T_V_TC1Ev(%struct.T_V_T* %t_v_t)
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|   T_B_NEC t_b_nec;
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|   // CHECK:   call void @_ZN7T_B_NECC1Ev(%struct.T_B_NEC* %t_b_nec)
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|   T_F_NEC t_f_nec;
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|   // CHECK:   call void @_ZN7T_F_NECC1Ev(%struct.T_F_NEC* %t_f_nec)
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|   T_FA_NEC t_fa_nec;
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|   // CHECK:   call void @_ZN8T_FA_NECC1Ev(%struct.T_FA_NEC* %t_fa_nec)
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|   T_B_NED t_b_ned;
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|   // CHECK-NOT: call
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|   T_F_NED t_f_ned;
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|   // CHECK-NOT: call
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|   T_FA_NED t_fa_ned;
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|   // CHECK-NOT: call
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|   static __shared__ EC s_ec;
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|   // CHECK-NOT: call void @_ZN2ECC1Ev(%struct.EC* addrspacecast (%struct.EC addrspace(3)* @_ZZ2dfvE4s_ec to %struct.EC*))
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|   static __shared__ ETC s_etc;
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|   // CHECK-NOT: call void @_ZN3ETCC1IJEEEDpT_(%struct.ETC* addrspacecast (%struct.ETC addrspace(3)* @_ZZ2dfvE5s_etc to %struct.ETC*))
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| 
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|   // anchor point separating constructors and destructors
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|   df(); // CHECK: call void @_Z2dfv()
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| 
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|   // Verify that we only call non-empty destructors
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|   // CHECK-NEXT: call void @_ZN8T_FA_NEDD1Ev(%struct.T_FA_NED* %t_fa_ned)
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|   // CHECK-NEXT: call void @_ZN7T_F_NEDD1Ev(%struct.T_F_NED* %t_f_ned)
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|   // CHECK-NEXT: call void @_ZN7T_B_NEDD1Ev(%struct.T_B_NED* %t_b_ned)
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|   // CHECK-NEXT: call void @_ZN2VDD1Ev(%struct.VD* %vd)
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|   // CHECK-NEXT: call void @_ZN3NEDD1Ev(%struct.NED* %ned)
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|   // CHECK-NEXT: call void @_ZN2UDD1Ev(%struct.UD* %ud)
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|   // CHECK-NEXT: call void @_ZN3ECDD1Ev(%struct.ECD* %ecd)
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|   // CHECK-NEXT: call void @_ZN2EDD1Ev(%struct.ED* %ed)
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| 
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|   // CHECK-NEXT: ret void
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| }
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| 
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| // We should not emit global init function.
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| // CHECK-NOT: @_GLOBAL__sub_I
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