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 30288-703288f808) Lines: 2553 2914 87.6 %
Date: 2025-05-19 09:23:07 Functions: 304 359 84.7 %
Legend: Lines: hit not hit

Function Name Sort by function name Hit count Sort by hit count
Fl2_equal1 442128
Fl2_inv_pre 193660
Fl2_mul_pre 1916537
Fl2_norm_pre 124334
Fl2_pow_pre 659292
Fl2_sqr_pre 4822963
Fl2_sqrt_pre 65765
Fl2_sqrtn_pre 73920
Fl_Flxq_log 35537
Fl_Xp1_powu 0
Fl_to_Flx 19890889
Flm_to_FlxV 2324
FlvV_polint_tree 1386351
Flv_Flm_polint 101295
Flv_inv 624157
Flv_invVandermonde 153162
Flv_inv_i 636170
Flv_inv_indir 49888
Flv_inv_inplace 12017
Flv_inv_pre 10583
Flv_inv_pre_indir 19234177
Flv_inv_pre_inplace 18623468
Flv_polint 368424
Flv_prod 0
Flv_prod_pre 3594
Flv_producttree 625352
Flv_roots_to_pol 741099
Flv_to_Flx 25249743
FlxC_FlxqV_eval 0
FlxC_FlxqV_eval_pre 0
FlxC_Flxq_eval 0
FlxC_Flxq_eval_pre 0
FlxC_eval_powers_pre 254969
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 294946
FlxV_Flc_mul 34481
FlxV_Flv_multieval 2471
FlxV_Flv_multieval_tree 2471
FlxV_Flx_fromdigits 0
FlxV_composedsum 28991
FlxV_max_degree_i 0
FlxV_prod 0
FlxV_red 0
FlxV_to_Flm 171863
FlxV_to_Flm_lg 12804769
FlxV_to_FlxX 397977
FlxV_to_ZXV 605850
FlxV_to_ZXV_inplace 2926322
Flx_Fl2_eval_pre 10528
Flx_Fl_add 9921869
Flx_Fl_mul 7323476
Flx_Fl_mul_pre 18251236
Flx_Fl_mul_to_monic 11930969
Flx_Fl_sub 151635
Flx_Flv_multieval 0
Flx_Flv_multieval_tree 665666
Flx_FlxM_qmul 6927
Flx_FlxqV_eval 5082
Flx_FlxqV_eval_pre 13003155
Flx_Flxq_eval 789663
Flx_Flxq_eval_pre 2404062
Flx_Frobenius 86486
Flx_Frobenius_pre 13703663
Flx_Laplace 27364
Flx_Newton 54163
Flx_add 62636179
Flx_addmulmul 416646
Flx_addshift 3664649
Flx_addspec 7130838
Flx_blocks 517482
Flx_blocks_Flm 12804237
Flx_composedprod 0
Flx_composedsum 27582
Flx_convol 0
Flx_deflate 420495
Flx_deriv 21149880
Flx_diff1 13482
Flx_digits 0
Flx_div_by_X_x 33081806
Flx_divrem 30287501
Flx_divrem_Barrett 604445
Flx_divrem_Barrettspec 905738
Flx_divrem_basecase 61735824
Flx_divrem_pre 79168826
Flx_double 2444871
Flx_equal 27930845
Flx_eval 20432630
Flx_eval2BILspec 581553
Flx_eval_powers_pre 43616071
Flx_eval_pre 100732661
Flx_extgcd 854883
Flx_extgcd_basecase 6266673
Flx_extgcd_halfgcd 146592
Flx_extgcd_pre 6266689
Flx_extresultant 53
Flx_extresultant_basecase 53
Flx_extresultant_pre 53
Flx_fromNewton 109427
Flx_gcd 32530726
Flx_gcd_basecase 83001982
Flx_gcd_pre 84629652
Flx_get_red 14287648
Flx_get_red_pre 97463055
Flx_halfgcd 0
Flx_halfgcd_all 154
Flx_halfgcd_all_i 1100052
Flx_halfgcd_all_pre 1100055
Flx_halfgcd_pre 846265
Flx_halfres_basecase 1107127
Flx_halfres_i 1127096
Flx_halfres_pre 1044
Flx_halfres_split 19964
Flx_halfres_update_pre 9405
Flx_halve 14082
Flx_inflate 160487
Flx_integ 0
Flx_integXn 422896
Flx_invBarrett 0
Flx_invBarrett_Newton 23159
Flx_invBarrett_basecase 134255
Flx_invBarrett_pre 158714
Flx_invLaplace 54419
Flx_is_l_pow 8111
Flx_is_smooth 74256
Flx_is_smooth_pre 118384
Flx_is_smooth_squarefree 126477
Flx_is_squarefree 8531029
Flx_lgrenormalizespec 2133204
Flx_matFrobenius 0
Flx_matFrobenius_pre 86559
Flx_mod_Xn1 30103
Flx_mod_Xnm1 5082130
Flx_mul 27629535
Flx_mul_pre 371978793
Flx_mulhigh_i 939378
Flx_mullimb 1172617828
Flx_mullimb_ok 3392623838
Flx_mulspec 377472294
Flx_mulspec_Kronecker 7225918
Flx_mulspec_basecase 340011319
Flx_mulspec_halfmulii 5460
Flx_mulspec_mulii 10146
Flx_mulspec_mulii_inflate 283333
Flx_mulspec_quartmulii 97167
Flx_neg 3264736
Flx_neg_inplace 1747878
Flx_negspec 3264735
Flx_normalize 62134972
Flx_powu 0
Flx_powu_pre 7864
Flx_recip 0
Flx_recipspec 7126152
Flx_red 1879326
Flx_rem 41851623
Flx_rem_basecase 789516137
Flx_rem_pre 913130224
Flx_renormalize 2117001082
Flx_rescale 1117
Flx_resultant 4732710
Flx_resultant_basecase_pre 10269798
Flx_resultant_pre 10271831
Flx_shift 26797461
Flx_shiftip 628644061
Flx_splitting 147435
Flx_sqr 354615
Flx_sqr_pre 279821861
Flx_sqrspec 280090448
Flx_sqrspec_Kronecker 682793
Flx_sqrspec_basecase 279407709
Flx_sqrspec_halfsqri 136
Flx_sqrspec_quartsqri 10218
Flx_sqrspec_sqri 2264
Flx_sqrspec_sqri_inflate 11498
Flx_sub 138063465
Flx_subspec 898007
Flx_to_Flv 65840679
Flx_to_FlxX 71279
Flx_to_ZX 37103961
Flx_to_ZX_inplace 36381339
Flx_to_int_halfspec 468584
Flx_to_int_quartspec 204552
Flx_translate 0
Flx_translate1 16142
Flx_translate1_basecase 28236
Flx_triple 1049734
Flx_unscale 0
Flx_val 4144067
Flx_valrem 26326848
Flxn_div 55237
Flxn_div_pre 55258
Flxn_exp 0
Flxn_expint 109426
Flxn_inv 1030
Flxn_mul 75413
Flxn_mul_pre 5065203
Flxn_mulhigh 517411
Flxn_recip 217552
Flxn_red 6237673
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 67487
Flxq_autpow_sqr 46253
Flxq_autpowers 1667
Flxq_autsum 0
Flxq_autsum_mul 112472
Flxq_autsum_pre 98768
Flxq_autsum_sqr 105110
Flxq_auttrace 0
Flxq_auttrace_mul 764391
Flxq_auttrace_pre 935857
Flxq_auttrace_sqr 637097
Flxq_charpoly 3624
Flxq_conjvec 20
Flxq_div 237864
Flxq_div_pre 2417569
Flxq_easylog 519205
Flxq_inv 335748
Flxq_inv_pre 4283879
Flxq_invsafe 669347
Flxq_invsafe_pre 5411842
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 170645
Flxq_minpoly 44467
Flxq_minpoly_pre 784408
Flxq_mul 13190410
Flxq_mul_pre 190636066
Flxq_norm 443335
Flxq_order 97328
Flxq_pow 930736
Flxq_pow_Frobenius 23402739
Flxq_pow_init 0
Flxq_pow_init_pre 28
Flxq_pow_pre 24442364
Flxq_pow_table 0
Flxq_pow_table_pre 4393
Flxq_powers 232062
Flxq_powers_pre 22212223
Flxq_powu 488327
Flxq_powu_pre 24143259
Flxq_sqr 2759485
Flxq_sqr_pre 278906568
Flxq_sqrt 230519
Flxq_sqrt_pre 230519
Flxq_sqrtl_spec_pre 35704
Flxq_sqrtn 20455
Flxq_sqrtn_spec_pre 19261
Flxq_sumautsum_msqr 40558
Flxq_sumautsum_pre 208704
Flxq_sumautsum_sqr 292682
Flxq_trace 4696
Flxq_transmul 4084873
Flxq_transmul_init 1692522
RgXV_to_FlxV 7
RgX_to_Flx 2241478
Rg_to_F2 1706827
Rg_to_Fl 73121833
Rg_to_Flxq 3559667
ZM_unpack_FlxM 23421
ZM_unpack_FlxM_bits 58160
ZXT_to_FlxT 3794394
ZXV_to_FlxV 0
ZX_to_Flx 167473058
Z_mod2BIL_Flx 294831
Z_mod2BIL_Flx_2 297761
Z_mod2BIL_Flx_3 0
Z_to_Flx 2599806
ZpX_invLaplace_init 497
_Fl2_mul 1888107
_Fl2_pow 659289
_Fl2_rand 111233
_Fl2_sqr 4822983
_Flx_add 389834
_Flx_composedsum 3910
_Flx_divrem 0
_Flx_mul 10489223
_Flx_sqr 0
_Flxq_equal0 69139
_Flxq_inv 9460
_Flxq_mul 149579304
_Flxq_neg 366572
_Flxq_one 22213600
_Flxq_pow 23395332
_Flxq_powu 68
_Flxq_powu_i 22892998
_Flxq_rand 5581
_Flxq_red 1550928
_Flxq_rmul 1461838
_Flxq_s 6567
_Flxq_sqr 271110273
bounded_order 394042
gener_Flxq 7201
get_Fl_threshold 2302480920
get_Flx_red 976609630
get_Flxq_field 68902
get_Flxq_star 280806
init_invlaplace 12514
int_to_Flx 12411
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 20726901
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 5654750
kron_unpack_Flx_bits_wide 5535014
matJ2_FlxM 13
matid2_FlxM 911
maxbitcoeffpol 8329753
mkF2 7191808
monomial_Flx 913093
random_Flx 2592247
set_Flxq 68922
set_Flxq_pre 70077241
translate_basecase 41401
zero_FlxC 0
zero_FlxM 0
zero_FlxM_copy 0
zl_Xp1_powu 12017
zlx_translate1 25259
zx_to_Flx 6047422

Generated by: LCOV version 1.16