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 30256-57c6c2b57f) Lines: 2553 2910 87.7 %
Date: 2025-05-09 09:19:30 Functions: 304 358 84.9 %
Legend: Lines: hit not hit

Function Name Sort by function name Hit count Sort by hit count
Fl2_equal1 442449
Fl2_inv_pre 193782
Fl2_mul_pre 1919681
Fl2_norm_pre 124378
Fl2_pow_pre 659854
Fl2_sqr_pre 4831558
Fl2_sqrt_pre 65765
Fl2_sqrtn_pre 74034
Fl_Flxq_log 35556
Fl_Xp1_powu 0
Fl_to_Flx 19877723
Flm_to_FlxV 2324
FlvV_polint_tree 1386272
Flv_Flm_polint 101295
Flv_inv 624164
Flv_invVandermonde 153162
Flv_inv_i 636175
Flv_inv_indir 49882
Flv_inv_inplace 12017
Flv_inv_pre 10583
Flv_inv_pre_indir 19149380
Flv_inv_pre_inplace 18540645
Flv_polint 368432
Flv_prod 0
Flv_prod_pre 3594
Flv_producttree 625366
Flv_roots_to_pol 741062
Flv_to_Flx 25242930
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 297740
FlxV_Flc_mul 34482
FlxV_Flv_multieval 2471
FlxV_Flv_multieval_tree 2471
FlxV_Flx_fromdigits 0
FlxV_composedsum 28996
FlxV_max_degree_i 0
FlxV_prod 0
FlxV_red 0
FlxV_to_Flm 171881
FlxV_to_Flm_lg 12801582
FlxV_to_FlxX 397977
FlxV_to_ZXV 605809
FlxV_to_ZXV_inplace 2926262
Flx_Fl2_eval_pre 10528
Flx_Fl_add 9915175
Flx_Fl_mul 7313194
Flx_Fl_mul_pre 18239965
Flx_Fl_mul_to_monic 11930087
Flx_Fl_sub 151642
Flx_Flv_multieval 0
Flx_Flv_multieval_tree 665670
Flx_FlxM_qmul 6927
Flx_FlxqV_eval 5082
Flx_FlxqV_eval_pre 13000341
Flx_Flxq_eval 789660
Flx_Flxq_eval_pre 2403961
Flx_Frobenius 86486
Flx_Frobenius_pre 13703313
Flx_Laplace 27373
Flx_Newton 54154
Flx_add 62591036
Flx_addmulmul 416581
Flx_addshift 3664519
Flx_addspec 7130640
Flx_blocks 517518
Flx_blocks_Flm 12800699
Flx_composedprod 0
Flx_composedsum 27580
Flx_convol 0
Flx_deflate 420499
Flx_deriv 21150324
Flx_diff1 13482
Flx_digits 0
Flx_div_by_X_x 33016487
Flx_divrem 30284515
Flx_divrem_Barrett 605148
Flx_divrem_Barrettspec 906158
Flx_divrem_basecase 61725254
Flx_divrem_pre 79155935
Flx_double 2444871
Flx_equal 27169361
Flx_eval 20397221
Flx_eval2BILspec 581569
Flx_eval_powers_pre 43651854
Flx_eval_pre 100688590
Flx_extgcd 854698
Flx_extgcd_basecase 6266192
Flx_extgcd_halfgcd 146558
Flx_extgcd_pre 6266194
Flx_extresultant 53
Flx_extresultant_basecase 53
Flx_extresultant_pre 53
Flx_fromNewton 109426
Flx_gcd 32506142
Flx_gcd_basecase 82953442
Flx_gcd_pre 84590079
Flx_get_red 14286221
Flx_get_red_pre 96656530
Flx_halfgcd 0
Flx_halfgcd_all 154
Flx_halfgcd_all_i 1099930
Flx_halfgcd_all_pre 1099932
Flx_halfgcd_pre 846391
Flx_halfres_basecase 1107007
Flx_halfres_i 1126974
Flx_halfres_pre 1044
Flx_halfres_split 19964
Flx_halfres_update_pre 9405
Flx_halve 14082
Flx_inflate 160814
Flx_integ 0
Flx_integXn 422893
Flx_invBarrett 0
Flx_invBarrett_Newton 23161
Flx_invBarrett_basecase 134254
Flx_invBarrett_pre 158715
Flx_invLaplace 54422
Flx_is_l_pow 8187
Flx_is_smooth 74256
Flx_is_smooth_pre 118536
Flx_is_smooth_squarefree 126653
Flx_is_squarefree 8532139
Flx_lgrenormalizespec 2134128
Flx_matFrobenius 0
Flx_matFrobenius_pre 86567
Flx_mod_Xn1 30103
Flx_mod_Xnm1 5081188
Flx_mul 27623891
Flx_mul_pre 369724193
Flx_mulhigh_i 939349
Flx_mullimb 1165105442
Flx_mullimb_ok 3349386257
Flx_mulspec 375202156
Flx_mulspec_Kronecker 7225679
Flx_mulspec_basecase 338033838
Flx_mulspec_halfmulii 5454
Flx_mulspec_mulii 10144
Flx_mulspec_mulii_inflate 283341
Flx_mulspec_quartmulii 97167
Flx_neg 3265412
Flx_neg_inplace 1747813
Flx_negspec 3265404
Flx_normalize 62087237
Flx_powu 0
Flx_powu_pre 7953
Flx_recip 0
Flx_recipspec 7127515
Flx_red 1881784
Flx_rem 41850571
Flx_rem_basecase 784959931
Flx_rem_pre 908444066
Flx_renormalize 2105615921
Flx_rescale 1117
Flx_resultant 4732895
Flx_resultant_basecase_pre 10269693
Flx_resultant_pre 10271660
Flx_shift 26796946
Flx_shiftip 624180598
Flx_splitting 147725
Flx_sqr 354674
Flx_sqr_pre 277885338
Flx_sqrspec 278102523
Flx_sqrspec_Kronecker 682788
Flx_sqrspec_basecase 277798000
Flx_sqrspec_halfsqri 136
Flx_sqrspec_quartsqri 10218
Flx_sqrspec_sqri 2264
Flx_sqrspec_sqri_inflate 11498
Flx_sub 137905548
Flx_subspec 898352
Flx_to_Flv 65812820
Flx_to_FlxX 71279
Flx_to_ZX 37100851
Flx_to_ZX_inplace 36375354
Flx_to_int_halfspec 468572
Flx_to_int_quartspec 204552
Flx_translate 0
Flx_translate1 16142
Flx_translate1_basecase 28236
Flx_triple 1049734
Flx_unscale 0
Flx_val 4153096
Flx_valrem 26267221
Flxn_div 55221
Flxn_div_pre 55235
Flxn_exp 0
Flxn_expint 109423
Flxn_inv 1030
Flxn_mul 75412
Flxn_mul_pre 5064760
Flxn_mulhigh 517434
Flxn_recip 217549
Flxn_red 6236717
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 20700
Flxq_autpow_pre 67498
Flxq_autpow_sqr 46262
Flxq_autpowers 1667
Flxq_autsum 0
Flxq_autsum_mul 112496
Flxq_autsum_pre 98775
Flxq_autsum_sqr 105129
Flxq_auttrace 0
Flxq_auttrace_mul 763470
Flxq_auttrace_pre 935474
Flxq_auttrace_sqr 636174
Flxq_charpoly 3624
Flxq_conjvec 20
Flxq_div 237864
Flxq_div_pre 2417569
Flxq_easylog 519323
Flxq_inv 335771
Flxq_inv_pre 4283953
Flxq_invsafe 669479
Flxq_invsafe_pre 5411502
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 170663
Flxq_minpoly 44467
Flxq_minpoly_pre 784412
Flxq_mul 13190435
Flxq_mul_pre 188705485
Flxq_norm 443338
Flxq_order 97328
Flxq_pow 930715
Flxq_pow_Frobenius 22609639
Flxq_pow_init 0
Flxq_pow_init_pre 28
Flxq_pow_pre 23649266
Flxq_pow_table 0
Flxq_pow_table_pre 4393
Flxq_powers 232064
Flxq_powers_pre 22209395
Flxq_powu 488315
Flxq_powu_pre 24135686
Flxq_sqr 2759494
Flxq_sqr_pre 276850819
Flxq_sqrt 230519
Flxq_sqrt_pre 230519
Flxq_sqrtl_spec_pre 35706
Flxq_sqrtn 20455
Flxq_sqrtn_spec_pre 19262
Flxq_sumautsum_msqr 40558
Flxq_sumautsum_pre 208704
Flxq_sumautsum_sqr 292682
Flxq_trace 4696
Flxq_transmul 4085189
Flxq_transmul_init 1692747
RgXV_to_FlxV 7
RgX_to_Flx 2241490
Rg_to_F2 1706879
Rg_to_Fl 73122250
Rg_to_Flxq 3559700
ZM_unpack_FlxM 23421
ZM_unpack_FlxM_bits 58160
ZXT_to_FlxT 3795181
ZXV_to_FlxV 0
ZX_to_Flx 167458256
Z_mod2BIL_Flx 294839
Z_mod2BIL_Flx_2 297769
Z_mod2BIL_Flx_3 0
Z_to_Flx 2599919
ZpX_invLaplace_init 497
_Fl2_mul 1891247
_Fl2_pow 659850
_Fl2_rand 111426
_Fl2_sqr 4831567
_Flx_add 389834
_Flx_composedsum 3910
_Flx_divrem 0
_Flx_mul 10473973
_Flx_sqr 0
_Flxq_equal0 69139
_Flxq_inv 9460
_Flxq_mul 147664776
_Flxq_neg 366572
_Flxq_one 22208289
_Flxq_pow 22602226
_Flxq_powu 68
_Flxq_powu_i 22886276
_Flxq_rand 5561
_Flxq_red 1550928
_Flxq_rmul 1461838
_Flxq_s 6567
_Flxq_sqr 268905162
bounded_order 394031
gener_Flxq 7201
get_Fl_threshold 2287188155
get_Flx_red 971867390
get_Flxq_field 68902
get_Flxq_star 280883
init_invlaplace 12514
int_to_Flx 12410
int_to_Flx_half 507049
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 20726407
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 5656786
kron_unpack_Flx_bits_wide 5534111
matJ2_FlxM 13
matid2_FlxM 911
maxbitcoeffpol 8331980
mkF2 7203560
monomial_Flx 913208
random_Flx 2591934
set_Flxq 68922
set_Flxq_pre 69272606
translate_basecase 41401
zero_FlxC 0
zero_FlxM 0
zl_Xp1_powu 12017
zlx_translate1 25259
zx_to_Flx 6049160

Generated by: LCOV version 1.16