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 30067-63f6f11d79) Lines: 1424 1567 90.9 %
Date: 2025-03-10 09:19:41 Functions: 647 718 90.1 %
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
gabsz 0
gaddz 0
gchar_get_U 0
gchar_get_hnf 0
gdiventz 0
gdivz 0
gmaxsg 0
gminsg 0
gmodz 0
gmul2nz 0
gmulz 0
gnegz 0
gshiftz 0
gsubz 0
inv_content 0
is_qfb_t 0
mkcol4s 0
mkerr 0
mkmat5 0
mkpadic 0
mpcosz 0
mpexpz 0
mplogz 0
mpsinz 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 1078
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 1883
RgXQX_div 1904
gchar_get_nalg 2042
gchar_set_nf 2077
gchar_set_u0 2093
vecsmall_min 2324
vecreverse_inplace 2570
rnf_get_ramified_primes 2611
pari_err_DOMAIN 2771
gchar_set_nfprec 2950
vecsmall_reverse 3073
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 4053
gchar_get_modP 4095
nf_get_r2 4140
gchar_get_u0 4267
identity_ZV 4333
nf_get_zk 4382
nf_get_diff 4459
F2v_copy 4487
FpXQX_div 4526
rnf_get_zk 4592
rnf_get_nfvarn 4886
idealchineseinit 5427
gval 5796
pari_stack_pushp 5830
gal_get_p 6041
FqX_get_red 6090
rnf_get_nfzk 6559
FqXn_expint 6590
gal_get_orders 6664
is_extscalar_t 6960
pari_err_SQRTN 7084
FqXn_inv 7126
FqX_roots 7273
submuliu 7693
bnr_get_gen 7847
get_FlxqX_mod 8033
gchar_get_mod 8225
locs_get_mod 8225
ndec2nbits 8270
bnf_get_no 8379
prec2ndec 9778
cgetalloc 10138
vectrunc_append_batch 10864
gchar_get_Ui 10969
vec_shorten 11550
ZX_equal1 12609
R_abs_shallow 13083
gchar_get_nfprec 13419
closure_get_dbg 13516
zx_renormalize 14049
gener_Fq_local 14595
pari_err_TYPE 15377
gal_get_gen 15456
znstar_get_gen 16150
gchar_get_cyc 16168
mkmat3 17001
zeropadic_shallow 17010
gchar_get_r1 17416
Fp_muls 17780
gchar_get_prec 18732
vec_lengthen 18941
FqX_halve 19411
Qtoss 19866
pari_err_INV 20018
FpXY_Fq_evaly 20587
rnf_get_nfdegree 21217
FqX_mulu 21942
nf_get_Tr 22084
gtomp 22428
RgM_fpnorml2 22536
FqXQ_mul 22766
ZV_dvd 23485
gal_get_mod 23793
zerovec_block 24411
FqX_neg 24956
FqX_red 25354
bnf_get_fu 25852
nfV_to_scalar_or_alg 26292
absfrac_shallow 27313
gal_get_den 27671
gal_get_invvdm 27678
gequalgs 29176
gal_get_roots 32571
gchar_get_basis 32639
F2xqX_div 33173
ndec2prec 33209
mkcolcopy 33515
bid_get_arch 35098
gal_get_pol 36155
closure_get_text 36841
gchar_get_S 36865
gchar_get_ns 36865
gchar_get_nc 37131
FqX_rem 37743
F2v_to_F2x 37916
FqX_div 38448
mkcols 40411
ndec2nlong 41479
znstar_get_Ui 46788
pari_calloc 47349
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 58000
nf_get_ramified_primes 59583
RgX_fpnorml2 60613
err_get_num 62319
RgX_is_rational 67892
FqX_sub 68607
mkquad 69118
FqX_div_by_X_x 69629
quadnorm 69860
FqX_sqr 71855
vecsmall_shorten 72917
Fq_to_FpXQ 73792
bid_get_ideal 78295
gal_get_group 80190
mkcol3 88314
cyclic_perm 99911
gtou 102636
mkcol4 103467
zv_to_zx 104146
mkmoo 106011
zeromat 109072
RgV_isin 110130
RgV_isin_i 110130
mkvec2copy 114601
Q_abs_shallow 118544
mkmatcopy 121140
mkveccopy 122507
RgXQX_rem 125476
FqX_add 127694
rnf_get_map 135183
idealred 138613
zeroser 138698
RgV_is_QV 140159
FqX_factor 140995
bnr_get_mod 141126
get_FpXQX_mod 146583
FlxqX_div_pre 165413
znstar_get_U 176051
rowslicepermute 182744
vecsmall_prepend 186795
gchar_get_DLdata 188468
locs_get_Lsprk 191695
F2m_copy 198147
get_F2xqX_degree 200851
gchar_get_bnf 203105
rowcopy 204988
locs_get_m_infty 207235
mkmat22s 207452
mkvec2s 220131
affgr 220535
mkcol6 232379
zero_Flm_copy 232435
ellR_get_prec 232582
gchar_get_nf 241501
affc_fixlg 244488
Fp_halve 246928
rnf_get_nfpol 255354
znstar_get_cyc 261948
FqXn_mul 263403
get_FlxqX_var 264420
bnf_get_tuN 265201
gchar_get_zm 279434
bnf_get_fu_nocheck 288196
bnf_get_tuU 290548
vec_prepend 300960
nf_get_G 301700
rnf_get_polabs 314482
bnr_get_no 314616
get_FlxqX_degree 317565
ZM_hnfrem 326819
Flx_constant 330372
upr_norm 343931
RgX_renormalize 349345
vecsplice 354713
FqX_mul 367212
ellR_get_sign 371325
get_F2xqX_var 375375
cxtoreal 389554
abgrp_get_no 392012
coltrunc_init 393680
RgX_is_QX 395657
perm_conj 418299
FqX_Fq_mul 427289
FqX_extgcd 443272
nf_get_disc 457379
Z_issquare 458609
precdbl 475399
RgX_shift_inplace 480681
RgX_shift_inplace_init 480681
vecsmall_ei 494406
zv_to_ZV 502653
vecsmall_to_vec 511214
nf_get_sign 516870
mkvec3s 524441
gdivsg 528416
ZM_ZV_mod 539200
addmuliu 541039
FqX_Fp_mul 568802
prec2nbits_mul 575815
RgC_fpnorml2 619446
mkvecsmall5 689650
FqX_gcd 691908
vecreverse 697025
mkrfrac 698131
FqX_deriv 723863
rnf_get_nf 733698
logint 752230
row 762875
gcmpgs 785660
ellff_get_a4a6 800040
zero_F2m_copy 840389
FpXX_renormalize 849896
zeropadic 855672
gmin_shallow 875206
ZXQ_sqr 951165
cgetc 968282
Flx_lead 969684
gerepilemany 985026
vecsmall_max 1011290
pr_norm 1067444
sstoQ 1074087
polx_F2x 1076239
mkoo 1077748
Flx_mulu 1094868
Fp_invsafe 1100043
RgV_isscalar 1140218
nf_get_varn 1167445
inf_get_sign 1196031
mkfracss 1209626
bnr_get_nf 1260192
gen_I 1269389
bnf_get_sunits 1278399
Rg_col_ei 1294194
ell_get_j 1295726
guncloneNULL_deep 1379133
bid_get_mod 1386556
rnf_get_absdegree 1392746
zero_Flx 1426086
constant_coeff 1439466
vecsmall_concat 1464229
nf_get_roots 1531891
F2m_flip 1554444
F2v_flip 1554444
F2x_flip 1554444
F2x_div 1567265
bnf_get_gen 1580015
abgrp_get_gen 1653806
nf_get_roundG 1686217
gsubgs 1707285
vec_ei 1711564
ulogint 1719176
ellinf 1868499
modpr_get_p 1888768
killblock 1890405
get_F2x_degree 1929154
bnr_get_bid 1937011
bid_get_MOD 1990795
bid_get_sprk 1991522
Flx_div 1996154
bid_get_fact2 2025331
ellnf_get_nf 2027597
ellff_get_field 2036758
ZXQ_mul 2128245
ell_get_b4 2135641
pari_realloc_ip 2145759
zv_copy 2183372
gerepilecoeffs 2201978
bid_get_archp 2217836
pol_xn 2236289
bid_get_fact 2314037
bnr_get_cyc 2396583
get_F2x_mod 2499093
rnf_get_degree 2506083
mul_content 2513109
cyc_get_expo 2521235
get_F2x_var 2532776
Flv_copy 2545068
RgX_coeff 2551365
ell_get_b8 2608978
vecslicepermute 2645202
bnf_get_logfu 2702127
bnr_get_clgp 2728814
hash_str 2737312
perm_inv 2778496
zero_Flm 2783151
sqrtnr 2795674
znstar_get_pe 2820763
rnf_get_pol 2844933
F2x_equal1 2873669
gisdouble 2968108
mkpolmod 3018852
ell_get_b6 3055105
Fq_red 3106254
RgX_is_monomial 3111113
identity_perm 3125251
identity_zv 3149594
bit_accuracy_mul 3175228
ZV_to_zv 3190961
znstar_get_conreygen 3221793
F3m_coeff 3247492
bid_get_U 3378403
get_FpX_mod 3393214
vec_append 3432268
bnf_get_cyc 3509245
pol_x 3564731
nf_get_index 3581121
zero_F2v 3629284
bnr_get_bnf 3632382
mulsubii 3848841
pol1_F2x 3954774
vec_to_vecsmall 4016093
vecsmall_append 4065063
sqrfrac 4137546
vecsmall_copy 4367757
mkcol2s 4415292
pol_1 4462803
mkmat 4610728
F2x_equal 4660685
checkell_i 4677500
FpXQX_renormalize 4693635
mkfraccopy 4844220
qfb_disc3 4848953
is_rational_t 5016167
nf_get_zkprimpart 5022388
nf_get_zkden 5068236
bnf_get_clgp 5097806
pari_stack_delete 5357286
bid_get_cyc 5361662
bid_get_grp 5415577
ell_get_b2 5432778
FpX_div 5438227
col_ei 5681128
isintm1 5701976
ell_get_a2 5709707
pari_stack_init 5752439
get_FpX_degree 6006284
Flm_copy 6276488
ell_get_a4 6522708
sqrti 6591454
mkvec4 6642023
ell_get_a3 6912845
veclast 6933235
ZM_lll 6934558
RgX_div 7054226
ell_get_a1 7116199
RgX_gtofp 7133296
vecsmall_lexcmp 7209166
znstar_get_faN 7210674
get_FpX_var 7238079
ZX_is_monic 7267605
ZV_ZV_mod 7323059
zc_to_ZC 7747449
vecsmall_to_col 7761629
znstar_get_conreycyc 7823908
Q_abs 7912584
ell_get_a6 7961481
ell_get_c4 8021763
F2m_coeff 8023760
mkintmod 8025509
RgM_gtofp 8179460
Flx_equal1 8319108
Flm_row 8741554
ell_get_c6 8850391
cxtofp 8953905
RgM_dimensions 9405748
bnf_get_nf 9426337
nf_get_invzk 9489182
ismpzero 9576023
is_intreal_t 9576126
const_col 9623481
ser_isexactzero 10079052
mkcol 10182819
ZC_hnfrem 10193691
mul_denom 10295781
Fp_addmul 11265643
ell_get_disc 11279938
pr_get_gen 11510752
abgrp_get_cyc 11549565
ell_get_type 11588435
vectrunc_init 11734985
F2v_clear 12269927
F2x_clear 12269937
nbits2nlong 12572193
closure_get_frame 13055700
modpr_get_T 13187816
pol0_F2x 13243405
gmax_shallow 13510031
zeromatcopy 14026908
Fp_center_i 14122793
rowpermute 14414917
mkvec5 14487843
Fp_div 14987371
Fp_divu 15087171
vectrunc_append 15260021
RgX_is_ZX 15295659
mkvecsmall4 15472249
pr_get_e 15721749
pr_is_inert 16403891
matslice 16597034
normalize_frac 16753855
isint1 17006302
cxcompotor 17941120
hash_str_len 18205959
qfb_disc 18474991
const_vecsmall 19063522
gerepileall 19233294
vecpermute 19835652
nf_get_M 20772813
Fp_double 21141996
RgM_shallowcopy 21444868
Flx_div_pre 21457358
gmulgs 22010210
nf_get_r1 22167328
ZV_isscalar 22767602
Fp_inv 23212990
pr_get_f 25349351
get_Flx_mod 25423781
shallowcopy 25875338
zerovec 26630362
RgX_equal_var 26877648
mkqfb 27800051
Fp_neg 28823962
modpr_get_pr 30053225
RgV_is_ZV 31363320
mkmat2 32590071
submulii 32802391
const_vec 32920210
RgC_gtofp 33712268
znstar_get_N 34543959
zero_zv 36171787
polx_Flx 37655201
lincombii 37849909
closure_is_variadic 40102229
mkfrac 41019743
zeropol 42303362
powii 42911848
is_vec_t 43394842
absfrac 45563565
pr_get_tau 47856409
guncloneNULL 47901219
mkmat22 50606275
ell_is_inf 51335248
QV_isscalar 52366450
pol1_Flx 54619300
zero_Flv 58772808
addmuliu_inplace 59483369
submuliu_inplace 59978323
F2x_copy 60391282
gtodouble 60617424
is_real_t 62561491
Fp_sqr 63792086
Fp_mulu 65602793
get_Flx_var 67680741
mkvec 68006219
qfb_is_qfi 68069703
nf_get_degree 68819210
Fp_center 75598219
vecsmallpermute 77953741
rowslice 78328293
sqrtr 79927850
perm_mul 80148304
Fp_red 80444944
get_Flx_degree 80987706
pol_0 82484691
gtos 85801768
gc_all 86214317
pr_get_p 89386104
mkcomplex 90167089
is_noncalc_t 90575935
cxnorm 90788311
dbllog2r 92974050
nf_get_pol 94444380
vecsmalltrunc_append 99873743
mkvecsmall3 100371470
F2v_set 101343341
pol0_Flx 101803149
RgX_copy 103470210
prec2nbits 104452228
vecsmall_prefixcmp 108088071
mkvec3 113138590
F2x_renormalize 115183348
both_odd 116819117
cgiv 117593464
zerocol 118844178
nchar2nlong 120828741
gaddgs 123157941
gmulgu 124174680
F2x_set 124697257
mkvecsmall 129270983
equalim1 139008712
bit_prec 141518607
FpX_renormalize 145123630
nbrows 153705796
ZX_renormalize 154393508
mkcol2 156673022
uutoQ 158072653
leading_coeff 169106159
Flx_copy 172214931
Fp_add 173374264
mkvec2 181416232
nbits2prec 185638412
vecsmalltrunc_init 185814162
Fp_mul 199573962
Fp_sub 202589926
mkvecsmall2 223825171
gerepilecopy 227564758
gtofp 252463055
is_universal_constant 291126096
lg_increase 307255873
closure_get_data 319257802
closure_get_oper 319284031
closure_codestr 319312420
lgcols 341355565
closure_arity 368036700
is_scalar_t 368237639
bin_copy 477623630
pari_free 490907000
leafcopy_avma 548807376
is_bigint 557486226
pari_stack_new 605618718
vecslice 641262442
is_matvec_t 655718213
F2v_coeff 661006444
F2x_coeff 667601320
pari_stack_alloc 698614831
pari_stack_base 703976741
pari_malloc 721248641
GENbinbase 926195583
gerepileuptoleaf 1070743381
equali1 1276215666
nbits2extraprec 1477381639
gerepileupto 1861016252
odd 2054067047
is_pm1 2187256342
lgpol 2619087170
isintzero 2800382566
bit_accuracy 3125986354
gerepileuptoint 4036878765
prec2lg 4460662412
is_const_t 4884078261
degpol 5325084457
icopy_avma 7896220115
remsBIL 7983011983
isonstack 8048161062
divsBIL 8073159922
is_recursive_t 9168973273

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