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
Fl_Xp1_powu 0
Flv_prod 0
FlxC_FlxqV_eval 0
FlxC_FlxqV_eval_pre 0
FlxC_Flxq_eval 0
FlxC_Flxq_eval_pre 0
FlxC_neg 0
FlxC_sub 0
FlxC_translate 0
FlxM_Flx_add_shallow 0
FlxM_max_degree 0
FlxM_max_degree_i 0
FlxM_mul 0
FlxM_neg 0
FlxM_sub 0
FlxM_to_FlxXV 0
FlxM_translate 0
FlxV_Flx_fromdigits 0
FlxV_max_degree_i 0
FlxV_prod 0
FlxV_red 0
Flx_Flv_multieval 0
Flx_composedprod 0
Flx_convol 0
Flx_digits 0
Flx_halfgcd 0
Flx_integ 0
Flx_invBarrett 0
Flx_matFrobenius 0
Flx_powu 0
Flx_recip 0
Flx_translate 0
Flx_unscale 0
Flxn_exp 0
Flxn_sqr 0
Flxn_sqr_pre 0
FlxqC_Flxq_mul 0
FlxqM_Flxq_mul 0
FlxqV_dotproduct 0
Flxq_autsum 0
Flxq_auttrace 0
Flxq_is2npower 0
Flxq_lroot 0
Flxq_lroot_fast 0
Flxq_pow_init 0
Flxq_pow_table 0
ZXV_to_FlxV 0
Z_mod2BIL_Flx_3 0
_Flx_divrem 0
_Flx_sqr 0
kron_pack_Flx_spec_3 0
kron_unpack_Flx_3 0
zero_FlxC 0
zero_FlxM 0
zero_FlxM_copy 0
Flxq_autpow 7
RgXV_to_FlxV 7
matJ2_FlxM 13
Flxq_conjvec 20
Flxq_pow_init_pre 28
Flx_extresultant 53
Flx_extresultant_basecase 53
Flx_extresultant_pre 53
_Flxq_powu 68
Flx_sqrspec_halfsqri 136
Flx_halfgcd_all 154
Flxq_matrix_pow 399
ZpX_invLaplace_init 497
matid2_FlxM 911
Flxn_inv 1030
Flx_halfres_pre 1044
Flx_rescale 1117
Flxq_autpowers 1667
FlxqX_dotproduct 1918
Flx_sqrspec_sqri 2264
Flm_to_FlxV 2324
FlxV_Flv_multieval 2471
FlxV_Flv_multieval_tree 2471
FlxM_to_ZXM 2485
kron_unpack_Flx_2 2930
kron_pack_Flx_spec_2 3389
Flv_prod_pre 3594
Flxq_charpoly 3624
_Flx_composedsum 3910
Flxq_pow_table_pre 4393
Flxq_trace 4696
Flx_FlxqV_eval 5082
Flx_mulspec_halfmulii 5460
_Flxq_rand 5581
_Flxq_s 6567
Flx_FlxM_qmul 6927
FlxM_mul2 7099
gener_Flxq 7201
Flx_powu_pre 7864
Flx_is_l_pow 8111
Flx_halfres_update_pre 9405
_Flxq_inv 9460
Flx_mulspec_mulii 10146
Flx_sqrspec_quartsqri 10218
Flx_Fl2_eval_pre 10528
Flv_inv_pre 10583
Flx_sqrspec_sqri_inflate 11498
Flv_inv_inplace 12017
zl_Xp1_powu 12017
int_to_Flx 12411
init_invlaplace 12514
Flx_diff1 13482
Flx_halve 14082
Flx_translate1 16142
Flxq_sqrtn_spec_pre 19261
Flx_halfres_split 19964
FlxM_eval_powers_pre 20038
Flxq_sqrtn 20455
Flxq_autpow_msqr 20698
Flx_invBarrett_Newton 23159
ZM_unpack_FlxM 23421
Flxq_lroot_pre 25053
zlx_translate1 25259
FlxM_Flx_mul2 26000
Flx_Laplace 27364
Flx_composedsum 27582
Flx_translate1_basecase 28236
FlxV_composedsum 28991
Flx_mod_Xn1 30103
FlxV_Flc_mul 34481
Fl_Flxq_log 35537
Flxq_sqrtl_spec_pre 35704
Flxq_sumautsum_msqr 40558
translate_basecase 41401
kron_unpack_Flx 42785
Flxq_minpoly 44467
Flxq_autpow_sqr 46253
FlxM_pack_ZM 46835
Flv_inv_indir 49888
kron_pack_Flx_spec 53168
Flx_Newton 54163
Flx_invLaplace 54419
Flxn_div 55237
Flxn_div_pre 55258
ZM_unpack_FlxM_bits 58160
Fl2_sqrt_pre 65765
Flxq_autpow_pre 67487
get_Flxq_field 68902
set_Flxq 68922
_Flxq_equal0 69139
Flx_to_FlxX 71279
Fl2_sqrtn_pre 73920
Flx_is_smooth 74256
Flxn_mul 75413
FlxM_mul_Kronecker_i 81581
FlxqM_mul_Kronecker 81581
FlxqM_red_pre 81581
Flx_Frobenius 86486
Flx_matFrobenius_pre 86559
Flx_mulspec_quartmulii 97167
Flxq_order 97328
Flxq_autsum_pre 98768
Flv_Flm_polint 101295
FlxC_to_ZXC 104060
Flxq_autsum_sqr 105110
int_to_Flx_quart 107385
Flxn_expint 109426
Flx_fromNewton 109427
_Fl2_rand 111233
Flxq_autsum_mul 112472
FlxqV_dotproduct_pre 113589
Flxq_lroot_fast_pre 113589
FlxM_pack_ZM_bits 116239
Flx_is_smooth_pre 118384
Fl2_norm_pre 124334
Flx_is_smooth_squarefree 126477
Flx_invBarrett_basecase 134255
Flx_extgcd_halfgcd 146592
Flx_splitting 147435
Flx_Fl_sub 151635
Flv_invVandermonde 153162
Flx_invBarrett_pre 158714
Flx_inflate 160487
Flxq_log 164217
Flxq_matrix_pow_pre 170645
FlxV_to_Flm 171863
Fl2_inv_pre 193660
Flx_to_int_quartspec 204552
Flxq_sumautsum_pre 208704
Flxn_recip 217552
Flxq_sqrt 230519
Flxq_sqrt_pre 230519
Flxq_powers 232062
FlxqC_red_pre 234845
Flxq_div 237864
FlxC_eval_powers_pre 254969
get_Flxq_star 280806
Flx_mulspec_mulii_inflate 283333
Flxq_sumautsum_sqr 292682
Z_mod2BIL_Flx 294831
FlxT_red 294946
Z_mod2BIL_Flx_2 297761
Flxq_inv 335748
Flx_sqr 354615
_Flxq_neg 366572
Flv_polint 368424
_Flx_add 389834
bounded_order 394042
FlxV_to_FlxX 397977
Flxq_issquare 404492
Flx_addmulmul 416646
Flx_deflate 420495
Flx_integXn 422896
Fl2_equal1 442128
Flxq_norm 443335
Flx_to_int_halfspec 468584
Flxq_powu 488327
int_to_Flx_half 507055
Flxn_mulhigh 517411
Flx_blocks 517482
Flxq_easylog 519205
Flx_eval2BILspec 581553
Flx_divrem_Barrett 604445
FlxV_to_ZXV 605850
Flv_inv 624157
Flv_producttree 625352
Flv_inv_i 636170
Flxq_auttrace_sqr 637097
_Fl2_pow 659289
Fl2_pow_pre 659292
Flx_Flv_multieval_tree 665666
Flxq_invsafe 669347
Flx_sqrspec_Kronecker 682793
kron_pack_Flx_spec_half 688104
Flv_roots_to_pol 741099
Flxq_auttrace_mul 764391
Flxq_minpoly_pre 784408
Flx_Flxq_eval 789663
Flx_halfgcd_pre 846265
Flx_extgcd 854883
Flx_subspec 898007
Flx_divrem_Barrettspec 905738
monomial_Flx 913093
Flxq_pow 930736
Flxq_auttrace_pre 935857
Flx_mulhigh_i 939378
Flx_triple 1049734
Flx_halfgcd_all_i 1100052
Flx_halfgcd_all_pre 1100055
Flx_halfres_basecase 1107127
Flx_halfres_i 1127096
FlvV_polint_tree 1386351
_Flxq_rmul 1461838
_Flxq_red 1550928
Flxq_transmul_init 1692522
Rg_to_F2 1706827
Flx_neg_inplace 1747878
Flx_red 1879326
_Fl2_mul 1888107
Fl2_mul_pre 1916537
Flx_lgrenormalizespec 2133204
RgX_to_Flx 2241478
Flx_Flxq_eval_pre 2404062
Flxq_div_pre 2417569
Flx_double 2444871
random_Flx 2592247
Z_to_Flx 2599806
Flxq_sqr 2759485
FlxV_to_ZXV_inplace 2926322
Flx_negspec 3264735
Flx_neg 3264736
Rg_to_Flxq 3559667
Flx_addshift 3664649
ZXT_to_FlxT 3794394
Flxq_transmul 4084873
Flx_val 4144067
Flxq_inv_pre 4283879
Flx_resultant 4732710
Fl2_sqr_pre 4822963
_Fl2_sqr 4822983
Flxn_mul_pre 5065203
Flx_mod_Xnm1 5082130
Flxq_invsafe_pre 5411842
kron_unpack_Flx_bits_wide 5535014
kron_unpack_Flx_bits_narrow 5654750
zx_to_Flx 6047422
Flxn_red 6237673
Flx_extgcd_basecase 6266673
Flx_extgcd_pre 6266689
Flx_recipspec 7126152
Flx_addspec 7130838
mkF2 7191808
Flx_mulspec_Kronecker 7225918
Flx_Fl_mul 7323476
maxbitcoeffpol 8329753
Flx_is_squarefree 8531029
Flx_Fl_add 9921869
Flx_resultant_basecase_pre 10269798
Flx_resultant_pre 10271831
_Flx_mul 10489223
Flx_Fl_mul_to_monic 11930969
Flx_blocks_Flm 12804237
FlxV_to_Flm_lg 12804769
Flx_FlxqV_eval_pre 13003155
Flxq_mul 13190410
Flx_Frobenius_pre 13703663
Flx_get_red 14287648
Flx_Fl_mul_pre 18251236
Flv_inv_pre_inplace 18623468
Flv_inv_pre_indir 19234177
Fl_to_Flx 19890889
Flx_eval 20432630
kron_pack_Flx_spec_bits 20726901
Flx_deriv 21149880
Flxq_powers_pre 22212223
_Flxq_one 22213600
_Flxq_powu_i 22892998
_Flxq_pow 23395332
Flxq_pow_Frobenius 23402739
Flxq_powu_pre 24143259
Flxq_pow_pre 24442364
Flv_to_Flx 25249743
Flx_valrem 26326848
Flx_shift 26797461
Flx_mul 27629535
Flx_equal 27930845
Flx_divrem 30287501
Flx_gcd 32530726
Flx_div_by_X_x 33081806
Flx_to_ZX_inplace 36381339
Flx_to_ZX 37103961
Flx_rem 41851623
Flx_eval_powers_pre 43616071
Flx_divrem_basecase 61735824
Flx_normalize 62134972
Flx_add 62636179
Flx_to_Flv 65840679
set_Flxq_pre 70077241
Rg_to_Fl 73121833
Flx_divrem_pre 79168826
Flx_gcd_basecase 83001982
Flx_gcd_pre 84629652
Flx_get_red_pre 97463055
Flx_eval_pre 100732661
Flx_sub 138063465
_Flxq_mul 149579304
ZX_to_Flx 167473058
Flxq_mul_pre 190636066
_Flxq_sqr 271110273
Flxq_sqr_pre 278906568
Flx_sqrspec_basecase 279407709
Flx_sqr_pre 279821861
Flx_sqrspec 280090448
Flx_mulspec_basecase 340011319
Flx_mul_pre 371978793
Flx_mulspec 377472294
Flx_shiftip 628644061
Flx_rem_basecase 789516137
Flx_rem_pre 913130224
get_Flx_red 976609630
Flx_mullimb 1172617828
Flx_renormalize 2117001082
get_Fl_threshold 2302480920
Flx_mullimb_ok 3392623838

Generated by: LCOV version 1.16