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 - headers - pariinl.h (source / functions) Hit Total Coverage
Test: PARI/GP v2.18.1 lcov report (development 30256-57c6c2b57f) Lines: 1420 1532 92.7 %
Date: 2025-05-09 09:19:30 Functions: 648 704 92.0 %
Legend: Lines: hit not hit

Function Name Sort by function name Hit count Sort by hit count
F2m_clear 0
F2xX_shift 0
F3m_copy 0
F3m_set 0
FlxqX_div 0
Flxq_add 0
Flxq_sub 0
FpV_FpC_mul 0
FpXQ_add 0
FpXQ_sub 0
FqXQ_add 0
FqXQ_div 0
FqXQ_inv 0
FqXQ_invsafe 0
FqXQ_pow 0
FqXQ_sqr 0
FqXQ_sub 0
FqX_divrem 0
FqX_halfgcd 0
FqX_integ 0
FqXn_exp 0
FqXn_sqr 0
R_abs 0
RgX_isscalar 0
bid_get_gen_nocheck 0
bid_get_no 0
cbrtr 0
cbrtr_abs 0
closure_get_code 0
gchar_get_U 0
gchar_get_hnf 0
gmaxsg 0
gminsg 0
inv_content 0
is_qfb_t 0
mkcol4s 0
mkerr 0
mkmat5 0
pari_err_FILE 0
pari_err_MAXPRIME 0
pari_err_PACKAGE 0
polx_zx 0
random_Fq 0
truecoef 0
trunc_safe 0
vec_setconst 0
vecmodii 0
vecsmall_coincidence 0
zero_F2m 0
zero_zm 0
zero_zx 0
zm_copy 0
zm_row 0
zm_to_zxV 0
zx_shift 0
zx_to_zv 0
FqX_ddf 7
FqX_factor_squarefree 7
mkrfraccopy 14
pari_err_BUG 14
znstar_get_no 14
RgM_gtomp 21
mkvec4s 21
pari_err_CONSTPOL 21
vecsmall_indexmax 21
vecsmall_indexmin 21
pari_err_FILEDESC 36
F2v_ei 42
RgV_gtofp 56
pari_err_IRREDPOL 63
pari_err_ROOTS0 63
bnr_get_gen_nocheck 70
mkmat4 84
pari_err_COPRIME 84
vecsmall_isin 84
vecsmall_pack 84
gal_get_e 91
mkcol5 94
Z_ispower 98
pari_err_FLAG 98
pari_err_PRIME 98
rnf_get_index 105
ellnf_get_bnf 126
RgX_to_RgV 140
pari_err_OVERFLOW 156
mkvecs 168
FqX_to_mod 175
pari_err_COMPONENT 214
nbits2ndec 228
pari_err_PREC 238
pari_err_PRIORITY 238
zm_transpose 266
rowsplice 273
err_get_compo 294
pol_xnall 294
ellQp_get_prec 308
mkcol3s 315
gchar_get_nfree 322
gchar_get_ntors 322
get_F2xqX_mod 343
rnf_get_disc 350
pari_err_VAR 371
polxn_Flx 371
sturm 385
pari_err_OP 406
vecsmall_lengthen 526
pari_err_IMPL 539
RgC_gtomp 574
rnf_get_varn 574
gchar_get_r2 623
gchar_set_HUUi 623
gchar_set_nalg 623
gchar_set_nfree 623
gchar_set_ntors 623
bnf_get_reg 641
pari_err_DIM 718
perm_sqr 728
Rg_to_Fq 756
F2m_set 798
gchar_set_m0 950
row_i 987
RgM_minor 1036
quad_disc 1085
ellQp_get_p 1134
gchar_copy_precs 1202
gchar_set_prec 1202
rnf_get_alpha 1204
rnf_get_invzk 1225
rnf_get_k 1225
locs_get_Lgenfil 1260
locs_get_famod 1260
FqX_powu 1295
pari_err_MODULUS 1316
zero_F2x 1350
rnf_get_idealdisc 1386
ellQp_get_zero 1463
powIs 1561
gchar_set_basis 1573
gchar_set_cyc 1573
gchar_get_sfu 1748
gchar_set_evalprec 1785
mkintmodu 1813
gchar_get_nm 1841
pari_realloc 1890
RgXQX_div 1904
mkpadic 2009
gchar_get_nalg 2042
gchar_set_nf 2077
gchar_set_u0 2093
vecsmall_min 2324
vecreverse_inplace 2570
rnf_get_ramified_primes 2625
pari_err_DOMAIN 2771
gchar_set_nfprec 2950
vecsmall_reverse 3052
vecsmall_to_vec_inplace 3304
gchar_get_m0 3321
pari_err_TYPE2 3493
get_FpXQX_degree 3589
matpascal 3885
gchar_get_evalprec 4011
FqX_normalize 4095
gchar_get_modP 4095
nf_get_r2 4140
gchar_get_u0 4267
identity_ZV 4333
nf_get_zk 4382
nf_get_diff 4438
F2v_copy 4487
FpXQX_div 4526
rnf_get_zk 4606
rnf_get_nfvarn 4886
idealchineseinit 5427
gval 5796
pari_stack_pushp 5851
gal_get_p 6020
FqX_get_red 6090
rnf_get_nfzk 6573
FqXn_expint 6590
gal_get_orders 6664
is_extscalar_t 6876
pari_err_SQRTN 7084
FqXn_inv 7126
FqX_roots 7273
submuliu 7728
bnr_get_gen 7847
get_FlxqX_mod 8033
FqX_gcd 8190
gchar_get_mod 8225
locs_get_mod 8225
ndec2nbits 8270
bnf_get_no 8358
prec2ndec 9778
vectrunc_append_batch 9821
cgetalloc 10166
gchar_get_Ui 10969
vec_shorten 11549
ZX_equal1 12549
R_abs_shallow 13083
gchar_get_nfprec 13419
closure_get_dbg 13523
zx_renormalize 14049
gener_Fq_local 14595
pari_err_TYPE 15384
gal_get_gen 15435
znstar_get_gen 16150
gchar_get_cyc 16168
mkmat3 17001
zeropadic_shallow 17024
gchar_get_r1 17416
Fp_muls 17780
gchar_get_prec 18732
vec_lengthen 18941
FqX_halve 19411
Qtoss 19936
pari_err_INV 20018
FpXY_Fq_evaly 20587
rnf_get_nfdegree 21231
FqX_mulu 21942
nf_get_Tr 22080
RgM_fpnorml2 22410
gtomp 22428
FqXQ_mul 22766
ZV_dvd 23485
gal_get_mod 23772
FqX_neg 24956
FqX_red 25354
bnf_get_fu 25852
nfV_to_scalar_or_alg 26292
absfrac_shallow 27397
gal_get_den 27650
gal_get_invvdm 27656
zerovec_block 28009
gequalgs 29176
gal_get_roots 32528
gchar_get_basis 32639
F2xqX_div 33173
ndec2prec 33195
mkcolcopy 33497
bid_get_arch 35098
gal_get_pol 36112
closure_get_text 36855
gchar_get_S 36865
gchar_get_ns 36865
gchar_get_nc 37131
FqX_rem 37743
F2v_to_F2x 37958
FqX_div 38516
FqX_deriv 40061
mkcols 40411
ndec2nlong 41465
znstar_get_Ui 46788
pari_calloc 47545
FqX_degfact 47786
vecmoduu 49784
gchar_get_loccyc 50347
bid_get_sarch 51226
get_FpXQX_var 51630
locs_get_cyc 51955
bid_get_gen 53333
div_content 57979
nf_get_ramified_primes 59395
RgX_fpnorml2 60523
err_get_num 62333
RgX_is_rational 67721
FqX_sub 68607
mkquad 69118
FqX_div_by_X_x 69629
quadnorm 69881
FqX_sqr 71855
vecsmall_shorten 72687
Fq_to_FpXQ 73792
bid_get_ideal 78295
gal_get_group 80169
mkcol3 88314
cyclic_perm 99911
gtou 102545
mkcol4 103467
zv_to_zx 104146
mkmoo 105924
zeromat 109062
RgV_isin 110130
RgV_isin_i 110130
mkvec2copy 114490
Q_abs_shallow 118725
mkmatcopy 121011
mkveccopy 122507
RgXQX_rem 126529
FqX_add 127694
rnf_get_map 135211
idealred 138512
zeroser 138726
RgV_is_QV 140075
FqX_factor 140897
bnr_get_mod 141001
get_FpXQX_mod 146583
FlxqX_div_pre 165415
znstar_get_U 176051
rowslicepermute 182573
vecsmall_prepend 186753
gchar_get_DLdata 188468
locs_get_Lsprk 191695
F2m_copy 198018
get_F2xqX_degree 200851
gchar_get_bnf 203105
rowcopy 204988
locs_get_m_infty 207235
mkmat22s 207501
mkvec2s 219957
zero_Flm_copy 232081
mkcol6 232344
ellR_get_prec 232582
gchar_get_nf 241501
Fp_halve 246991
affc_fixlg 249483
rnf_get_nfpol 255354
znstar_get_cyc 261976
FqXn_mul 263403
get_FlxqX_var 264420
bnf_get_tuN 265199
gchar_get_zm 279434
bnf_get_fu_nocheck 288183
bnf_get_tuU 290540
vec_prepend 301080
nf_get_G 301248
rnf_get_polabs 314496
bnr_get_no 314570
get_FlxqX_degree 317565
ZM_hnfrem 326773
Flx_constant 330291
upr_norm 343931
RgX_renormalize 349807
vecsplice 354707
FqX_mul 367097
ellR_get_sign 371325
get_F2xqX_var 375375
abgrp_get_no 391883
coltrunc_init 393680
cxtoreal 394215
RgX_is_QX 395810
perm_conj 418299
FqX_Fq_mul 427288
FqX_extgcd 442857
nf_get_disc 456915
Z_issquare 458554
precdbl 475302
RgX_shift_inplace 479266
RgX_shift_inplace_init 479266
vecsmall_ei 494377
zv_to_ZV 502527
vecsmall_to_vec 511088
nf_get_sign 516827
mkvec3s 524441
gdivsg 529208
ZM_ZV_mod 539146
addmuliu 541123
FqX_Fp_mul 568018
prec2nbits_mul 580807
RgC_fpnorml2 617762
FqX_is_squarefree 683802
mkvecsmall5 691955
vecreverse 697046
mkrfrac 698152
rnf_get_nf 733726
logint 752098
row 762812
gcmpgs 790656
ellff_get_a4a6 800031
zero_F2m_copy 840113
FpXX_renormalize 849896
zeropadic 855657
gmin_shallow 874870
affgr 898761
ZXQ_sqr 950810
cgetc 973272
Flx_lead 980167
vecsmall_max 1029791
pr_norm 1066803
sstoQ 1074206
polx_F2x 1076046
mkoo 1077591
Flx_mulu 1094823
Fp_invsafe 1099920
RgV_isscalar 1140178
nf_get_varn 1167401
inf_get_sign 1195776
mkfracss 1209441
bnr_get_nf 1260070
gen_I 1269344
bnf_get_sunits 1278292
Rg_col_ei 1293851
ell_get_j 1295726
guncloneNULL_deep 1358147
bid_get_mod 1386555
rnf_get_absdegree 1392746
RgX_is_monomial 1395803
zero_Flx 1426286
constant_coeff 1439452
vecsmall_concat 1464282
nf_get_roots 1531163
F2m_flip 1554145
F2v_flip 1554145
F2x_flip 1554151
F2x_div 1567217
bnf_get_gen 1579859
abgrp_get_gen 1653654
nf_get_roundG 1685950
vec_ei 1711369
ulogint 1717079
gsubgs 1718382
ellinf 1868471
killblock 1879168
modpr_get_p 1888446
get_F2x_degree 1929077
bnr_get_bid 1936924
bid_get_MOD 1990752
bid_get_sprk 1991482
Flx_div 1995647
bid_get_fact2 2025286
ellnf_get_nf 2027616
ellff_get_field 2036874
ZXQ_mul 2128329
ell_get_b4 2135641
pari_realloc_ip 2144205
zv_copy 2183679
gc_slice 2201918
bid_get_archp 2217818
pol_xn 2232334
bid_get_fact 2313930
bnr_get_cyc 2396484
get_F2x_mod 2499134
rnf_get_degree 2506083
mul_content 2512524
cyc_get_expo 2521119
get_F2x_var 2532790
Flv_copy 2545379
RgX_coeff 2551519
ell_get_b8 2608978
vecslicepermute 2645652
bnf_get_logfu 2702019
bnr_get_clgp 2728661
hash_str 2747301
perm_inv 2778622
zero_Flm 2784167
sqrtnr 2794955
znstar_get_pe 2820791
rnf_get_pol 2844933
F2x_equal1 2873727
gisdouble 2967017
mkpolmod 3024400
ell_get_b6 3055105
Fq_red 3106455
identity_perm 3125829
identity_zv 3150173
bit_accuracy_mul 3175240
ZV_to_zv 3191091
znstar_get_conreygen 3221961
F3m_coeff 3247912
bid_get_U 3378363
get_FpX_mod 3393089
vec_append 3431950
bnf_get_cyc 3509046
pol_x 3565209
nf_get_index 3580353
zero_F2v 3628186
bnr_get_bnf 3632291
mulsubii 3847500
pol1_F2x 3955489
vec_to_vecsmall 4016004
vecsmall_append 4077480
sqrfrac 4136417
vecsmall_copy 4366125
mkcol2s 4415390
pol_1 4464297
mkmat 4610399
F2x_equal 4664407
checkell_i 4677535
FpXQX_renormalize 4693528
qfb_disc3 4848255
mkfraccopy 4959124
is_rational_t 5016135
nf_get_zkprimpart 5021414
nf_get_zkden 5067299
bnf_get_clgp 5097431
pari_stack_delete 5284533
bid_get_cyc 5361616
bid_get_grp 5415532
ell_get_b2 5432770
FpX_div 5442101
col_ei 5679611
isintm1 5702429
ell_get_a2 5709709
pari_stack_init 5744473
get_FpX_degree 6005768
Flm_copy 6275334
ell_get_a4 6522710
sqrti 6591068
mkvec4 6641903
ell_get_a3 6912840
veclast 6933220
ZM_lll 6933525
RgX_div 7053693
ell_get_a1 7116193
RgX_gtofp 7131510
vecsmall_lexcmp 7209166
znstar_get_faN 7211773
get_FpX_var 7237244
ZV_ZV_mod 7322936
ZX_is_monic 7328029
zc_to_ZC 7747174
vecsmall_to_col 7761357
znstar_get_conreycyc 7824692
Q_abs 7911056
ell_get_a6 7961483
mkintmod 7983683
ell_get_c4 8021747
F2m_coeff 8022032
RgM_gtofp 8178202
Flx_equal1 8318559
gc_INT_affii 8454530
Flm_row 8741646
ell_get_c6 8850387
cxtofp 8977766
RgM_dimensions 9404876
bnf_get_nf 9425757
nf_get_invzk 9487871
ismpzero 9574613
is_intreal_t 9574716
const_col 9622907
ser_isexactzero 10079199
mkcol 10180489
ZC_hnfrem 10191827
mul_denom 10294342
Fp_addmul 11243432
ell_get_disc 11279895
pr_get_gen 11508513
abgrp_get_cyc 11549250
ell_get_type 11588481
vectrunc_init 11683590
F2v_clear 12264922
F2x_clear 12264926
nbits2nlong 12581013
closure_get_frame 13061564
modpr_get_T 13187773
pol0_F2x 13247651
gmax_shallow 13509997
zeromatcopy 14024383
Fp_center_i 14135062
rowpermute 14415869
mkvec5 14487034
Fp_div 15035517
Fp_divu 15135406
vectrunc_append 15218777
mkvecsmall4 15483631
pr_get_e 15718178
pr_is_inert 16398994
matslice 16600061
normalize_frac 17001943
isint1 17088572
cxcompotor 18004776
hash_str_len 18211635
qfb_disc 18470596
const_vecsmall 19057142
vecpermute 19832350
nf_get_M 20766050
RgX_is_ZX 20850035
Fp_double 21221695
Flx_div_pre 21394271
RgM_shallowcopy 21441396
gmulgs 22044774
nf_get_r1 22160284
ZV_isscalar 22760207
Fp_inv 23224237
pr_get_f 25340376
get_Flx_mod 25407882
shallowcopy 25867646
zerovec 26644719
RgX_equal_var 26927649
mkqfb 27798658
Fp_neg 28824613
modpr_get_pr 30053091
RgV_is_ZV 31359051
mkmat2 32556009
submulii 32800208
const_vec 32906127
RgC_gtofp 33708562
znstar_get_N 34545576
zero_zv 36171070
polx_Flx 37587965
lincombii 37839664
closure_is_variadic 40098381
mkfrac 41024999
zeropol 42307140
powii 42891926
is_vec_t 43395466
absfrac 45566856
guncloneNULL 47766891
pr_get_tau 47841210
mkmat22 49791344
ell_is_inf 51126915
QV_isscalar 52361344
pol1_Flx 54577304
zero_Flv 58764380
addmuliu_inplace 59404646
submuliu_inplace 59902581
F2x_copy 60466988
gtodouble 60607504
is_real_t 62655169
Fp_sqr 64252039
Fp_mulu 67465162
get_Flx_var 67623774
qfb_is_qfi 67771247
mkvec 68072668
nf_get_degree 68812104
Fp_center 75685864
vecsmallpermute 77969477
rowslice 78356399
sqrtr 79922354
perm_mul 80163898
Fp_red 80587148
get_Flx_degree 81885998
pol_0 83279136
is_noncalc_t 85605254
gtos 85802455
pr_get_p 89368002
mkcomplex 90053967
cxnorm 90645617
dbllog2r 93100434
nf_get_pol 94435221
vecsmalltrunc_append 99669814
mkvecsmall3 100300319
cgiv 100609331
F2v_set 101339625
pol0_Flx 101748526
RgX_copy 103509890
prec2nbits 104859964
gc_all 106003498
vecsmall_prefixcmp 108088071
F2x_renormalize 115237645
mkvec3 115405341
both_odd 117218836
zerocol 118828126
nchar2nlong 120814439
gaddgs 123174043
gmulgu 124179972
F2x_set 124705795
mkvecsmall 129207217
equalim1 139009988
bit_prec 141509640
FpX_renormalize 145008524
nbrows 153674260
mkcol2 154749675
ZX_renormalize 157046654
uutoQ 158080493
leading_coeff 169166264
Flx_copy 172089752
Fp_add 173384407
mkvec2 182680736
nbits2prec 185981419
vecsmalltrunc_init 188424238
Fp_mul 199640193
Fp_sub 203516876
mkvecsmall2 223741717
gc_GEN 249450665
gtofp 252490554
is_universal_constant 290979724
lg_increase 314579291
closure_get_data 319174101
closure_get_oper 319203469
closure_codestr 319227886
lgcols 341395958
closure_arity 367953170
is_scalar_t 377610878
bin_copy 481775895
pari_free 495044913
is_bigint 558620052
leafcopy_avma 566121666
pari_stack_new 605633674
vecslice 641493800
is_matvec_t 659795614
F2v_coeff 660985094
F2x_coeff 667612120
pari_stack_alloc 698695024
pari_stack_base 703909188
pari_malloc 725397573
GENbinbase 934552394
gc_uptoleaf 1115705349
equali1 1289033503
nbits2extraprec 1487200471
gc_upto 1906498807
odd 2054639402
is_pm1 2175918733
lgpol 2635133249
isintzero 2804655999
bit_accuracy 3131603435
gc_INT 4043055579
prec2lg 4475684735
is_const_t 4890735732
degpol 5350677076
icopy_avma 7908096657
remsBIL 8006337155
divsBIL 8096062173
isonstack 8127510694
is_recursive_t 9153510908

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