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 30218-f32872418f) Lines: 2553 2910 87.7 %
Date: 2025-04-27 09:18:32 Functions: 304 358 84.9 %
Legend: Lines: hit not hit

Function Name Sort by function name Hit count Sort by hit count
Fl2_equal1 442307
Fl2_inv_pre 193733
Fl2_mul_pre 1918526
Fl2_norm_pre 124335
Fl2_pow_pre 659650
Fl2_sqr_pre 4827750
Fl2_sqrt_pre 65765
Fl2_sqrtn_pre 74007
Fl_Flxq_log 35547
Fl_Xp1_powu 0
Fl_to_Flx 19860887
Flm_to_FlxV 2324
FlvV_polint_tree 1386107
Flv_Flm_polint 101295
Flv_inv 624165
Flv_invVandermonde 153162
Flv_inv_i 636177
Flv_inv_indir 49887
Flv_inv_inplace 12017
Flv_inv_pre 10582
Flv_inv_pre_indir 19039994
Flv_inv_pre_inplace 18439525
Flv_polint 368429
Flv_prod 0
Flv_prod_pre 3594
Flv_producttree 625363
Flv_roots_to_pol 740965
Flv_to_Flx 25241203
FlxC_FlxqV_eval 0
FlxC_FlxqV_eval_pre 0
FlxC_Flxq_eval 0
FlxC_Flxq_eval_pre 0
FlxC_eval_powers_pre 254978
FlxC_neg 0
FlxC_sub 0
FlxC_to_ZXC 104060
FlxC_translate 0
FlxM_Flx_add_shallow 0
FlxM_Flx_mul2 26000
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 293591
FlxV_Flc_mul 34482
FlxV_Flv_multieval 2471
FlxV_Flv_multieval_tree 2471
FlxV_Flx_fromdigits 0
FlxV_composedsum 28988
FlxV_max_degree_i 0
FlxV_prod 0
FlxV_red 0
FlxV_to_Flm 171879
FlxV_to_Flm_lg 12800722
FlxV_to_FlxX 397977
FlxV_to_ZXV 605817
FlxV_to_ZXV_inplace 2926325
Flx_Fl2_eval_pre 10528
Flx_Fl_add 9915031
Flx_Fl_mul 7312520
Flx_Fl_mul_pre 18239284
Flx_Fl_mul_to_monic 11930393
Flx_Fl_sub 151640
Flx_Flv_multieval 0
Flx_Flv_multieval_tree 665664
Flx_FlxM_qmul 6927
Flx_FlxqV_eval 5082
Flx_FlxqV_eval_pre 12999349
Flx_Flxq_eval 789686
Flx_Flxq_eval_pre 2404014
Flx_Frobenius 86485
Flx_Frobenius_pre 13701445
Flx_Laplace 27370
Flx_Newton 54163
Flx_add 62553615
Flx_addmulmul 416575
Flx_addshift 3664519
Flx_addspec 7130640
Flx_blocks 517087
Flx_blocks_Flm 12800017
Flx_composedprod 0
Flx_composedsum 27578
Flx_convol 0
Flx_deflate 420494
Flx_deriv 21149613
Flx_diff1 13482
Flx_digits 0
Flx_div_by_X_x 33019698
Flx_divrem 30284634
Flx_divrem_Barrett 604031
Flx_divrem_Barrettspec 904859
Flx_divrem_basecase 61723066
Flx_divrem_pre 79154287
Flx_double 2444871
Flx_equal 26935283
Flx_eval 20358079
Flx_eval2BILspec 581567
Flx_eval_powers_pre 43510097
Flx_eval_pre 100637034
Flx_extgcd 854695
Flx_extgcd_basecase 6266134
Flx_extgcd_halfgcd 146554
Flx_extgcd_pre 6266130
Flx_extresultant 53
Flx_extresultant_basecase 53
Flx_extresultant_pre 53
Flx_fromNewton 109434
Flx_gcd 32503872
Flx_gcd_basecase 82940516
Flx_gcd_pre 84581262
Flx_get_red 14284553
Flx_get_red_pre 96419151
Flx_halfgcd 0
Flx_halfgcd_all 154
Flx_halfgcd_all_i 1099757
Flx_halfgcd_all_pre 1099757
Flx_halfgcd_pre 846096
Flx_halfres_basecase 1106836
Flx_halfres_i 1126801
Flx_halfres_pre 1044
Flx_halfres_split 19964
Flx_halfres_update_pre 9405
Flx_halve 14082
Flx_inflate 160271
Flx_integ 0
Flx_integXn 422853
Flx_invBarrett 0
Flx_invBarrett_Newton 23161
Flx_invBarrett_basecase 134254
Flx_invBarrett_pre 158716
Flx_invLaplace 54424
Flx_is_l_pow 8160
Flx_is_smooth 74256
Flx_is_smooth_pre 118497
Flx_is_smooth_squarefree 126679
Flx_is_squarefree 8532084
Flx_lgrenormalizespec 2131981
Flx_matFrobenius 0
Flx_matFrobenius_pre 86569
Flx_mod_Xn1 30101
Flx_mod_Xnm1 5081260
Flx_mul 27624096
Flx_mul_pre 368954353
Flx_mulhigh_i 938818
Flx_mullimb 1164351362
Flx_mullimb_ok 3340357011
Flx_mulspec 374605036
Flx_mulspec_Kronecker 7220845
Flx_mulspec_basecase 337390459
Flx_mulspec_halfmulii 5454
Flx_mulspec_mulii 10139
Flx_mulspec_mulii_inflate 283340
Flx_mulspec_quartmulii 97166
Flx_neg 3264498
Flx_neg_inplace 1747813
Flx_negspec 3264495
Flx_normalize 62084801
Flx_powu 0
Flx_powu_pre 7825
Flx_recip 0
Flx_recipspec 7123388
Flx_red 1878110
Flx_rem 41831516
Flx_rem_basecase 783627785
Flx_rem_pre 906884239
Flx_renormalize 2102872056
Flx_rescale 1117
Flx_resultant 4732861
Flx_resultant_basecase_pre 10269351
Flx_resultant_pre 10271440
Flx_shift 26792622
Flx_shiftip 623179587
Flx_splitting 147266
Flx_sqr 354602
Flx_sqr_pre 277038904
Flx_sqrspec 277236385
Flx_sqrspec_Kronecker 682717
Flx_sqrspec_basecase 277016928
Flx_sqrspec_halfsqri 136
Flx_sqrspec_quartsqri 10218
Flx_sqrspec_sqri 2262
Flx_sqrspec_sqri_inflate 11498
Flx_sub 137897537
Flx_subspec 897258
Flx_to_Flv 65809883
Flx_to_FlxX 71279
Flx_to_ZX 37101029
Flx_to_ZX_inplace 36373035
Flx_to_int_halfspec 468572
Flx_to_int_quartspec 204548
Flx_translate 0
Flx_translate1 16142
Flx_translate1_basecase 28236
Flx_triple 1049734
Flx_unscale 0
Flx_val 4138048
Flx_valrem 26286305
Flxn_div 55209
Flxn_div_pre 55236
Flxn_exp 0
Flxn_expint 109428
Flxn_inv 1030
Flxn_mul 75407
Flxn_mul_pre 5061868
Flxn_mulhigh 516978
Flxn_recip 217510
Flxn_red 6233154
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 20698
Flxq_autpow_pre 67496
Flxq_autpow_sqr 46260
Flxq_autpowers 1667
Flxq_autsum 0
Flxq_autsum_mul 112490
Flxq_autsum_pre 98774
Flxq_autsum_sqr 105124
Flxq_auttrace 0
Flxq_auttrace_mul 763334
Flxq_auttrace_pre 935337
Flxq_auttrace_sqr 636051
Flxq_charpoly 3624
Flxq_conjvec 20
Flxq_div 237864
Flxq_div_pre 2417569
Flxq_easylog 519326
Flxq_inv 335767
Flxq_inv_pre 4283950
Flxq_invsafe 669451
Flxq_invsafe_pre 5411447
Flxq_is2npower 0
Flxq_issquare 404492
Flxq_log 164294
Flxq_lroot 0
Flxq_lroot_fast 0
Flxq_lroot_fast_pre 113589
Flxq_lroot_pre 25053
Flxq_matrix_pow 399
Flxq_matrix_pow_pre 170670
Flxq_minpoly 44467
Flxq_minpoly_pre 784343
Flxq_mul 13190457
Flxq_mul_pre 188132178
Flxq_norm 443335
Flxq_order 97328
Flxq_pow 930755
Flxq_pow_Frobenius 22383594
Flxq_pow_init 0
Flxq_pow_init_pre 28
Flxq_pow_pre 23423285
Flxq_pow_table 0
Flxq_pow_table_pre 4394
Flxq_powers 232073
Flxq_powers_pre 22205330
Flxq_powu 488312
Flxq_powu_pre 24135578
Flxq_sqr 2759492
Flxq_sqr_pre 276056538
Flxq_sqrt 230519
Flxq_sqrt_pre 230519
Flxq_sqrtl_spec_pre 35707
Flxq_sqrtn 20456
Flxq_sqrtn_spec_pre 19262
Flxq_sumautsum_msqr 40558
Flxq_sumautsum_pre 208704
Flxq_sumautsum_sqr 292682
Flxq_trace 4696
Flxq_transmul 4083970
Flxq_transmul_init 1692165
RgXV_to_FlxV 7
RgX_to_Flx 2241482
Rg_to_F2 1706797
Rg_to_Fl 73121668
Rg_to_Flxq 3559668
ZM_unpack_FlxM 23421
ZM_unpack_FlxM_bits 58160
ZXT_to_FlxT 3794137
ZXV_to_FlxV 0
ZX_to_Flx 167452586
Z_mod2BIL_Flx 294838
Z_mod2BIL_Flx_2 297768
Z_mod2BIL_Flx_3 0
Z_to_Flx 2599847
ZpX_invLaplace_init 497
_Fl2_mul 1890105
_Fl2_pow 659643
_Fl2_rand 111349
_Fl2_sqr 4827728
_Flx_add 389834
_Flx_composedsum 3910
_Flx_divrem 0
_Flx_mul 10461956
_Flx_sqr 0
_Flxq_equal0 69139
_Flxq_inv 9460
_Flxq_mul 147098169
_Flxq_neg 366572
_Flxq_one 22204840
_Flxq_pow 22376182
_Flxq_powu 68
_Flxq_powu_i 22885378
_Flxq_rand 5578
_Flxq_red 1550928
_Flxq_rmul 1461838
_Flxq_s 6567
_Flxq_sqr 268165791
bounded_order 394045
gener_Flxq 7201
get_Fl_threshold 2282708966
get_Flx_red 970284908
get_Flxq_field 68902
get_Flxq_star 280884
init_invlaplace 12514
int_to_Flx 12407
int_to_Flx_half 507049
int_to_Flx_quart 107384
kron_pack_Flx_spec 53168
kron_pack_Flx_spec_2 3389
kron_pack_Flx_spec_3 0
kron_pack_Flx_spec_bits 20717741
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 5653418
kron_unpack_Flx_bits_wide 5531609
matJ2_FlxM 13
matid2_FlxM 911
maxbitcoeffpol 8326429
mkF2 7197353
monomial_Flx 912921
random_Flx 2591537
set_Flxq 68922
set_Flxq_pre 69040981
translate_basecase 41401
zero_FlxC 0
zero_FlxM 0
zl_Xp1_powu 12017
zlx_translate1 25259
zx_to_Flx 6030817

Generated by: LCOV version 1.16