Code coverage tests

This page documents the degree to which the PARI/GP source code is tested by our public test suite, distributed with the source distribution in directory src/test/. This is measured by the gcov utility; we then process gcov output using the lcov frond-end.

We test a few variants depending on Configure flags on the pari.math.u-bordeaux.fr machine (x86_64 architecture), and agregate them in the final report:

The target is to exceed 90% coverage for all mathematical modules (given that branches depending on DEBUGLEVEL or DEBUGMEM are not covered). This script is run to produce the results below.

LCOV - code coverage report
Current view: top level - basemath - Flx.c (source / functions) Hit Total Coverage
Test: PARI/GP v2.18.1 lcov report (development 30316-0578a48613) Lines: 2553 2914 87.6 %
Date: 2025-06-02 09:19:41 Functions: 304 359 84.7 %
Legend: Lines: hit not hit

Function Name Sort by function name Hit count Sort by hit count
Fl2_equal1 441085
Fl2_inv_pre 193189
Fl2_mul_pre 1911788
Fl2_norm_pre 124421
Fl2_pow_pre 658119
Fl2_sqr_pre 4811483
Fl2_sqrt_pre 65765
Fl2_sqrtn_pre 74005
Fl_Flxq_log 35528
Fl_Xp1_powu 0
Fl_to_Flx 19868346
Flm_to_FlxV 2324
FlvV_polint_tree 1387250
Flv_Flm_polint 101400
Flv_inv 624257
Flv_invVandermonde 153162
Flv_inv_i 636270
Flv_inv_indir 49971
Flv_inv_inplace 12017
Flv_inv_pre 10490
Flv_inv_pre_indir 19144800
Flv_inv_pre_inplace 18541077
Flv_polint 368414
Flv_prod 0
Flv_prod_pre 3627
Flv_producttree 625460
Flv_roots_to_pol 743984
Flv_to_Flx 25248892
FlxC_FlxqV_eval 0
FlxC_FlxqV_eval_pre 0
FlxC_Flxq_eval 0
FlxC_Flxq_eval_pre 0
FlxC_eval_powers_pre 254976
FlxC_neg 0
FlxC_sub 0
FlxC_to_ZXC 104060
FlxC_translate 0
FlxM_Flx_add_shallow 0
FlxM_Flx_mul2 25999
FlxM_eval_powers_pre 20038
FlxM_max_degree 0
FlxM_max_degree_i 0
FlxM_mul 0
FlxM_mul2 7099
FlxM_mul_Kronecker_i 81581
FlxM_neg 0
FlxM_pack_ZM 46835
FlxM_pack_ZM_bits 116239
FlxM_sub 0
FlxM_to_FlxXV 0
FlxM_to_ZXM 2485
FlxM_translate 0
FlxT_red 294165
FlxV_Flc_mul 34482
FlxV_Flv_multieval 2471
FlxV_Flv_multieval_tree 2471
FlxV_Flx_fromdigits 0
FlxV_composedsum 28989
FlxV_max_degree_i 0
FlxV_prod 0
FlxV_red 0
FlxV_to_Flm 171909
FlxV_to_Flm_lg 12803526
FlxV_to_FlxX 397977
FlxV_to_ZXV 605870
FlxV_to_ZXV_inplace 2926303
Flx_Fl2_eval_pre 10528
Flx_Fl_add 9890599
Flx_Fl_mul 7322175
Flx_Fl_mul_pre 18251470
Flx_Fl_mul_to_monic 11905680
Flx_Fl_sub 151674
Flx_Flv_multieval 0
Flx_Flv_multieval_tree 665765
Flx_FlxM_qmul 6927
Flx_FlxqV_eval 5082
Flx_FlxqV_eval_pre 13002340
Flx_Flxq_eval 789634
Flx_Flxq_eval_pre 2403428
Flx_Frobenius 86486
Flx_Frobenius_pre 13701586
Flx_Laplace 27367
Flx_Newton 54157
Flx_add 62591006
Flx_addmulmul 416640
Flx_addshift 3664597
Flx_addspec 7130769
Flx_blocks 517172
Flx_blocks_Flm 12802939
Flx_composedprod 0
Flx_composedsum 27583
Flx_convol 0
Flx_deflate 420505
Flx_deriv 21150319
Flx_diff1 13482
Flx_digits 0
Flx_div_by_X_x 32992681
Flx_divrem 30290517
Flx_divrem_Barrett 604177
Flx_divrem_Barrettspec 904799
Flx_divrem_basecase 61727470
Flx_divrem_pre 79163084
Flx_double 2444871
Flx_equal 27545860
Flx_eval 20374438
Flx_eval2BILspec 581627
Flx_eval_powers_pre 43543230
Flx_eval_pre 100655520
Flx_extgcd 854940
Flx_extgcd_basecase 6267466
Flx_extgcd_halfgcd 146589
Flx_extgcd_pre 6267454
Flx_extresultant 53
Flx_extresultant_basecase 53
Flx_extresultant_pre 53
Flx_fromNewton 109433
Flx_gcd 32469179
Flx_gcd_basecase 82893051
Flx_gcd_pre 84533165
Flx_get_red 14285421
Flx_get_red_pre 97006630
Flx_halfgcd 0
Flx_halfgcd_all 154
Flx_halfgcd_all_i 1099515
Flx_halfgcd_all_pre 1099519
Flx_halfgcd_pre 845854
Flx_halfres_basecase 1106595
Flx_halfres_i 1126558
Flx_halfres_pre 1043
Flx_halfres_split 19963
Flx_halfres_update_pre 9405
Flx_halve 14117
Flx_inflate 160325
Flx_integ 0
Flx_integXn 422873
Flx_invBarrett 0
Flx_invBarrett_Newton 23161
Flx_invBarrett_basecase 134264
Flx_invBarrett_pre 158726
Flx_invLaplace 54425
Flx_is_l_pow 8192
Flx_is_smooth 74256
Flx_is_smooth_pre 118510
Flx_is_smooth_squarefree 126727
Flx_is_squarefree 8531697
Flx_lgrenormalizespec 2132100
Flx_matFrobenius 0
Flx_matFrobenius_pre 86584
Flx_mod_Xn1 30117
Flx_mod_Xnm1 5053612
Flx_mul 27624783
Flx_mul_pre 370224659
Flx_mulhigh_i 939086
Flx_mullimb 1163846720
Flx_mullimb_ok 3354766963
Flx_mulspec 375873582
Flx_mulspec_Kronecker 7221022
Flx_mulspec_basecase 338508575
Flx_mulspec_halfmulii 5460
Flx_mulspec_mulii 10127
Flx_mulspec_mulii_inflate 283370
Flx_mulspec_quartmulii 97165
Flx_neg 3264652
Flx_neg_inplace 1747890
Flx_negspec 3264648
Flx_normalize 62068977
Flx_powu 0
Flx_powu_pre 7841
Flx_recip 0
Flx_recipspec 7121919
Flx_red 1878695
Flx_rem 41847982
Flx_rem_basecase 784574625
Flx_rem_pre 907868618
Flx_renormalize 2105587342
Flx_rescale 1117
Flx_resultant 4733124
Flx_resultant_basecase_pre 10269140
Flx_resultant_pre 10271339
Flx_shift 26788658
Flx_shiftip 624327606
Flx_splitting 147327
Flx_sqr 354648
Flx_sqr_pre 277101824
Flx_sqrspec 277301760
Flx_sqrspec_Kronecker 683355
Flx_sqrspec_basecase 277082682
Flx_sqrspec_halfsqri 136
Flx_sqrspec_quartsqri 10218
Flx_sqrspec_sqri 2265
Flx_sqrspec_sqri_inflate 11498
Flx_sub 138065884
Flx_subspec 897311
Flx_to_Flv 65839323
Flx_to_FlxX 71244
Flx_to_ZX 37106555
Flx_to_ZX_inplace 36382894
Flx_to_int_halfspec 468584
Flx_to_int_quartspec 204550
Flx_translate 0
Flx_translate1 16142
Flx_translate1_basecase 28236
Flx_triple 1049734
Flx_unscale 0
Flx_val 4141011
Flx_valrem 26287950
Flxn_div 55213
Flxn_div_pre 55237
Flxn_exp 0
Flxn_expint 109429
Flxn_inv 1030
Flxn_mul 75415
Flxn_mul_pre 5061105
Flxn_mulhigh 517072
Flxn_recip 217489
Flxn_red 6232796
Flxn_sqr 0
Flxn_sqr_pre 0
FlxqC_Flxq_mul 0
FlxqC_red_pre 234845
FlxqM_Flxq_mul 0
FlxqM_mul_Kronecker 81581
FlxqM_red_pre 81581
FlxqV_dotproduct 0
FlxqV_dotproduct_pre 113589
FlxqX_dotproduct 1918
Flxq_autpow 7
Flxq_autpow_msqr 20696
Flxq_autpow_pre 67488
Flxq_autpow_sqr 46249
Flxq_autpowers 1667
Flxq_autsum 0
Flxq_autsum_mul 112472
Flxq_autsum_pre 98768
Flxq_autsum_sqr 105110
Flxq_auttrace 0
Flxq_auttrace_mul 764184
Flxq_auttrace_pre 935558
Flxq_auttrace_sqr 636840
Flxq_charpoly 3624
Flxq_conjvec 20
Flxq_div 237864
Flxq_div_pre 2417567
Flxq_easylog 519193
Flxq_inv 335767
Flxq_inv_pre 4283938
Flxq_invsafe 669591
Flxq_invsafe_pre 5412534
Flxq_is2npower 0
Flxq_issquare 404492
Flxq_log 164217
Flxq_lroot 0
Flxq_lroot_fast 0
Flxq_lroot_fast_pre 113589
Flxq_lroot_pre 25053
Flxq_matrix_pow 399
Flxq_matrix_pow_pre 170684
Flxq_minpoly 44467
Flxq_minpoly_pre 783964
Flxq_mul 13190454
Flxq_mul_pre 189167756
Flxq_norm 443330
Flxq_order 97328
Flxq_pow 930705
Flxq_pow_Frobenius 22985566
Flxq_pow_init 0
Flxq_pow_init_pre 28
Flxq_pow_pre 24025097
Flxq_pow_table 0
Flxq_pow_table_pre 4393
Flxq_powers 232066
Flxq_powers_pre 22207341
Flxq_powu 488325
Flxq_powu_pre 24113742
Flxq_sqr 2759494
Flxq_sqr_pre 276147393
Flxq_sqrt 230554
Flxq_sqrt_pre 230554
Flxq_sqrtl_spec_pre 35705
Flxq_sqrtn 20454
Flxq_sqrtn_spec_pre 19260
Flxq_sumautsum_msqr 40558
Flxq_sumautsum_pre 208704
Flxq_sumautsum_sqr 292682
Flxq_trace 4696
Flxq_transmul 4082808
Flxq_transmul_init 1691665
RgXV_to_FlxV 7
RgX_to_Flx 2241609
Rg_to_F2 1706808
Rg_to_Fl 73126262
Rg_to_Flxq 3563159
ZM_unpack_FlxM 23421
ZM_unpack_FlxM_bits 58160
ZXT_to_FlxT 3794191
ZXV_to_FlxV 0
ZX_to_Flx 167482431
Z_mod2BIL_Flx 294868
Z_mod2BIL_Flx_2 297798
Z_mod2BIL_Flx_3 0
Z_to_Flx 2600928
ZpX_invLaplace_init 497
_Fl2_mul 1883351
_Fl2_pow 658109
_Fl2_rand 111075
_Fl2_sqr 4811492
_Flx_add 389834
_Flx_composedsum 3910
_Flx_divrem 0
_Flx_mul 10471524
_Flx_sqr 0
_Flxq_equal0 69139
_Flxq_inv 9460
_Flxq_mul 148090260
_Flxq_neg 366572
_Flxq_one 22205037
_Flxq_pow 22978160
_Flxq_powu 68
_Flxq_powu_i 22862024
_Flxq_rand 5577
_Flxq_red 1550928
_Flxq_rmul 1461838
_Flxq_s 6567
_Flxq_sqr 268257664
bounded_order 394041
gener_Flxq 7201
get_Fl_threshold 2286783316
get_Flx_red 971269813
get_Flxq_field 68902
get_Flxq_star 280805
init_invlaplace 12514
int_to_Flx 12408
int_to_Flx_half 507055
int_to_Flx_quart 107385
kron_pack_Flx_spec 53168
kron_pack_Flx_spec_2 3389
kron_pack_Flx_spec_3 0
kron_pack_Flx_spec_bits 20718996
kron_pack_Flx_spec_half 688104
kron_unpack_Flx 42785
kron_unpack_Flx_2 2930
kron_unpack_Flx_3 0
kron_unpack_Flx_bits_narrow 5654547
kron_unpack_Flx_bits_wide 5531620
matJ2_FlxM 13
matid2_FlxM 911
maxbitcoeffpol 8327855
mkF2 7174044
monomial_Flx 912675
random_Flx 2591453
set_Flxq 68922
set_Flxq_pre 69622100
translate_basecase 41401
zero_FlxC 0
zero_FlxM 0
zero_FlxM_copy 0
zl_Xp1_powu 12017
zlx_translate1 25259
zx_to_Flx 6039773

Generated by: LCOV version 1.16