Binary compatibility report for the libquantum library between 1.1.0 and 1.1.1 versions on x86

Test Info

Library Name	libquantum
Version #1	1.1.0
Version #2	1.1.1
CPU Type	x86
GCC Version	4.6.1

Test Results

Total Header Files	1
Total Shared Libraries	1
Total Symbols / Types	70 / 29
Verdict	Incompatible (40%)

Problem Summary

	Severity	Count
Added Symbols	-	3
Removed Symbols	High	0
Problems with Data Types	High	1
	Medium	1
	Low	2
Problems with Symbols	High	1
	Medium	1
	Low	0
Problems with Constants	Low	0

Added Symbols (3)

quantum.h, libquantum.so.8.0.0
quantum_cond_phase_shift ( int control, int target, float gamma, quantum_reg* reg )
quantum_groundstate ( quantum_reg* reg, double epsilon, quantum_reg(*H)(unsigned long long, double), int solver, double stepsize )
quantum_new_qureg_sparse ( int n, int width )

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Problems with Data Types, High Severity (1)

	Change	Effect
1	Size of this type has been changed from 20 bytes to 24 bytes.	Layout of parameter's stack of several functions has been changed and therefore parameters at higher positions in the stack may be incorrectly initialized by applications.

quantum.h
[+] struct quantum_reg_struct (1)

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Problems with Symbols, High Severity (1)

	Change	Effect
1	Type of 1st parameter t has been changed from float (4 bytes) to double (8 bytes).	Layout of parameter's stack has been changed and therefore parameters at higher positions in the stack may be incorrectly initialized by applications.

quantum.h, libquantum.so.7.0.0
[+] quantum_diag_time ( float t, quantum_reg* reg0, quantum_reg* regt, quantum_reg* tmp1, quantum_reg* tmp2, quantum_matrix H, float** w ) (1)

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Problems with Data Types, Medium Severity (1)

quantum.h
[+] struct quantum_reg_struct (1)

	Change	Effect
1	Field state has been added at the middle position of this structural type.	1) Size of the inclusive type has been changed. 2) Layout of structure fields has been changed and therefore fields at higher positions of the structure definition may be incorrectly accessed by applications.

[+] affected symbols (51)

quantum_addscratch ( int bits, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_bmeasure ( int pos, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_bmeasure_bitpreserve ( int pos, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_cnot ( int control, int target, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_cond_phase ( int control, int target, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_cond_phase_inv ( int control, int target, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_cond_phase_kick ( int control, int target, float gamma, quantum_reg* reg )

4th parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_decohere ( quantum_reg* reg )

1st parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_delete_density_op ( quantum_density_op* rho )

Field 'rho->reg' in 1st parameter 'rho' (pointer) has base type 'struct quantum_reg_struct'.

quantum_delete_qureg ( quantum_reg* reg )

1st parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_density_matrix ( quantum_density_op* rho )

Field 'rho->reg' in 1st parameter 'rho' (pointer) has base type 'struct quantum_reg_struct'.

quantum_diag_time ( float t, quantum_reg* reg0, quantum_reg* regt, quantum_reg* tmp1, quantum_reg* tmp2, quantum_matrix H, float** w )

4th parameter 'tmp1' (pointer) has base type 'struct quantum_reg_struct'.

quantum_dot_product ( quantum_reg* reg1, quantum_reg* reg2 )

1st parameter 'reg1' (pointer) has base type 'struct quantum_reg_struct'.

quantum_exp_mod_n ( int N, int x, int width_input, int width, quantum_reg* reg )

5th parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_gate1 ( int target, quantum_matrix m, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_gate2 ( int target1, int target2, quantum_matrix m, quantum_reg* reg )

4th parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_hadamard ( int target, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_kronecker ( quantum_reg* reg1, quantum_reg* reg2 )

1st parameter 'reg1' (pointer) has base type 'struct quantum_reg_struct'.

quantum_matrix2qureg ( quantum_matrix* m, int width )

Return value has base type 'struct quantum_reg_struct'.

quantum_matrix_qureg ( quantum_reg(*A)(unsigned long long, double), double t, quantum_reg* reg, int flags )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_measure ( quantum_reg reg )

1st parameter 'reg' has base type 'struct quantum_reg_struct'.

quantum_new_density_op ( int num, float* prob, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_new_qureg ( unsigned long long initval, int width )

Return value has base type 'struct quantum_reg_struct'.

quantum_new_qureg_size ( int n, int width )

Return value has base type 'struct quantum_reg_struct'.

quantum_objcode_run ( char* file, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_phase_kick ( int target, float gamma, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_phase_scale ( int target, float gamma, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_print_density_matrix ( quantum_density_op* rho )

Field 'rho->reg' in 1st parameter 'rho' (pointer) has base type 'struct quantum_reg_struct'.

quantum_print_qureg ( quantum_reg reg )

1st parameter 'reg' has base type 'struct quantum_reg_struct'.

quantum_purity ( quantum_density_op* rho )

Field 'rho->reg' in 1st parameter 'rho' (pointer) has base type 'struct quantum_reg_struct'.

quantum_qec_decode ( int type, int width, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_qec_encode ( int type, int width, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_qft ( int width, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_qft_inv ( int width, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_qureg2density_op ( quantum_reg* reg )

1st parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_qureg2matrix ( quantum_reg reg )

1st parameter 'reg' has base type 'struct quantum_reg_struct'.

quantum_r_x ( int target, float gamma, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_r_y ( int target, float gamma, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_r_z ( int target, float gamma, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_reduced_density_op ( int pos, quantum_density_op* rho )

Field 'rho->reg' in 2nd parameter 'rho' (pointer) has base type 'struct quantum_reg_struct'.

quantum_rk4 ( quantum_reg* reg, double t, double dt, quantum_reg(*H)(unsigned long long, double), int flags )

1st parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_rk4a ( quantum_reg* reg, double t, double* dt, double epsilon, quantum_reg(*H)(unsigned long long, double), int flags )

1st parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_scalar_qureg ( complex float r, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_sigma_x ( int target, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_sigma_y ( int target, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_sigma_z ( int target, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_toffoli ( int control1, int control2, int target, quantum_reg* reg )

4th parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_unbounded_toffoli ( int controlling, quantum_reg* reg, ... )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_vectoradd ( quantum_reg* reg1, quantum_reg* reg2 )

1st parameter 'reg1' (pointer) has base type 'struct quantum_reg_struct'.

quantum_vectoradd_inplace ( quantum_reg* reg1, quantum_reg* reg2 )

1st parameter 'reg1' (pointer) has base type 'struct quantum_reg_struct'.

quantum_walsh ( int width, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

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Problems with Symbols, Medium Severity (1)

	Change	Effect
1	Type of return value has been changed from float (4 bytes) to double (8 bytes).	Applications will obtain a different return value and execution may change.

quantum.h, libquantum.so.7.0.0
[+] quantum_prob ( complex float a ) (1)

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Problems with Data Types, Low Severity (2)

quantum.h
[+] struct quantum_reg_struct (2)

	Change	Effect
1	Size of this type has been changed from 20 bytes to 24 bytes.	The fields or parameters of such data type may be incorrectly initialized or accessed by old client applications.
2	Field node has been renamed to amplitude.	Renaming of a field in data type may indicate a change in the semantic meaning of the field.

[+] affected symbols (51)

quantum_addscratch ( int bits, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_bmeasure ( int pos, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_bmeasure_bitpreserve ( int pos, quantum_reg* reg )

2nd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_cnot ( int control, int target, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_cond_phase ( int control, int target, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_cond_phase_inv ( int control, int target, quantum_reg* reg )

3rd parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_cond_phase_kick ( int control, int target, float gamma, quantum_reg* reg )

4th parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_decohere ( quantum_reg* reg )

1st parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_delete_density_op ( quantum_density_op* rho )

Field 'rho->reg' in 1st parameter 'rho' (pointer) has base type 'struct quantum_reg_struct'.

quantum_delete_qureg ( quantum_reg* reg )

1st parameter 'reg' (pointer) has base type 'struct quantum_reg_struct'.

quantum_density_matrix ( quantum_density_op* rho )

Field 'rho->reg' in 1st parameter 'rho' (pointer) has base type 'struct quantum_reg_struct'.

quantum_diag_time ( float t, quantum_reg* reg0, quantum_reg* regt, quantum_reg* tmp1, quantum_reg* tmp2, quantum_matrix H, float** w )

5th parameter 'tmp2' (pointer) has base type 'struct quantum_reg_struct'.