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 30076-15f6073f4c) Lines: 1424 1567 90.9 %
Date: 2025-03-14 09:20:25 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
F2m_coeff 8023483
F2m_copy 198146
F2m_flip 1554308
F2m_set 798
F2v_clear 12269773
F2v_coeff 661004962
F2v_copy 4487
F2v_ei 42
F2v_flip 1554308
F2v_set 101343164
F2v_to_F2x 37897
F2xX_shift 0
F2x_clear 12269769
F2x_coeff 667590291
F2x_copy 60432725
F2x_div 1567340
F2x_equal 4659861
F2x_equal1 2873551
F2x_flip 1554308
F2x_renormalize 115146916
F2x_set 124668136
F2xqX_div 33173
F3m_coeff 3247492
F3m_copy 0
F3m_set 0
Flm_copy 6276498
Flm_row 8741525
Flv_copy 2544982
Flx_constant 330366
Flx_copy 172230951
Flx_div 1996269
Flx_div_pre 21460175
Flx_equal1 8319050
Flx_lead 969558
Flx_mulu 1094864
FlxqX_div 0
FlxqX_div_pre 165415
Flxq_add 0
Flxq_sub 0
FpV_FpC_mul 0
FpXQX_div 4526
FpXQX_renormalize 4694501
FpXQ_add 0
FpXQ_sub 0
FpXX_renormalize 849896
FpXY_Fq_evaly 20587
FpX_div 5438305
FpX_renormalize 145149981
Fp_add 173220962
Fp_addmul 11225393
Fp_center 75638163
Fp_center_i 14137871
Fp_div 14987397
Fp_divu 15087160
Fp_double 21053826
Fp_halve 246928
Fp_inv 23213230
Fp_invsafe 1100048
Fp_mul 199520759
Fp_muls 17780
Fp_mulu 68605541
Fp_neg 28823675
Fp_red 80439468
Fp_sqr 63549983
Fp_sub 202413036
FqXQ_add 0
FqXQ_div 0
FqXQ_inv 0
FqXQ_invsafe 0
FqXQ_mul 22766
FqXQ_pow 0
FqXQ_sqr 0
FqXQ_sub 0
FqX_Fp_mul 568802
FqX_Fq_mul 427298
FqX_add 127694
FqX_ddf 7
FqX_degfact 47786
FqX_deriv 723863
FqX_div 38447
FqX_div_by_X_x 69629
FqX_divrem 0
FqX_extgcd 443270
FqX_factor 140995
FqX_factor_squarefree 7
FqX_gcd 691908
FqX_get_red 6090
FqX_halfgcd 0
FqX_halve 19411
FqX_integ 0
FqX_mul 367212
FqX_mulu 21942
FqX_neg 24956
FqX_normalize 4053
FqX_powu 1295
FqX_red 25354
FqX_rem 37743
FqX_roots 7273
FqX_sqr 71855
FqX_sub 68607
FqX_to_mod 175
FqXn_exp 0
FqXn_expint 6590
FqXn_inv 7126
FqXn_mul 263403
FqXn_sqr 0
Fq_red 3106263
Fq_to_FpXQ 73792
GENbinbase 926217471
QV_isscalar 52366199
Q_abs 7912496
Q_abs_shallow 118532
Qtoss 19852
R_abs 0
R_abs_shallow 13083
RgC_fpnorml2 619448
RgC_gtofp 33713973
RgC_gtomp 574
RgM_dimensions 9406179
RgM_fpnorml2 22536
RgM_gtofp 8179350
RgM_gtomp 21
RgM_minor 1036
RgM_shallowcopy 21445028
RgV_gtofp 56
RgV_is_QV 140160
RgV_is_ZV 31363237
RgV_isin 110130
RgV_isin_i 110130
RgV_isscalar 1140221
RgXQX_div 1904
RgXQX_rem 125476
RgX_coeff 2551365
RgX_copy 103470234
RgX_div 7054218
RgX_equal_var 26877650
RgX_fpnorml2 60613
RgX_gtofp 7133525
RgX_is_QX 395651
RgX_is_ZX 15295759
RgX_is_monomial 3111026
RgX_is_rational 67891
RgX_isscalar 0
RgX_renormalize 349345
RgX_shift_inplace 480682
RgX_shift_inplace_init 480682
RgX_to_RgV 140
Rg_col_ei 1294174
Rg_to_Fq 756
ZC_hnfrem 10193631
ZM_ZV_mod 539213
ZM_hnfrem 326847
ZM_lll 6934454
ZV_ZV_mod 7323160
ZV_dvd 23485
ZV_isscalar 22767357
ZV_to_zv 3190960
ZXQ_mul 2128222
ZXQ_sqr 951174
ZX_equal1 12609
ZX_is_monic 7267593
ZX_renormalize 154435054
Z_ispower 98
Z_issquare 458607
abgrp_get_cyc 11549563
abgrp_get_gen 1653791
abgrp_get_no 392000
absfrac 45563361
absfrac_shallow 27313
addmuliu 541022
addmuliu_inplace 59495112
affc_fixlg 244490
affgr 220535
bid_get_MOD 1990786
bid_get_U 3378392
bid_get_arch 35097
bid_get_archp 2217840
bid_get_cyc 5361668
bid_get_fact 2314011
bid_get_fact2 2025315
bid_get_gen 53333
bid_get_gen_nocheck 0
bid_get_grp 5415578
bid_get_ideal 78295
bid_get_mod 1386555
bid_get_no 0
bid_get_sarch 51226
bid_get_sprk 1991508
bin_copy 477635098
bit_accuracy 3126717593
bit_accuracy_mul 3175228
bit_prec 141533632
bnf_get_clgp 5097780
bnf_get_cyc 3509236
bnf_get_fu 25852
bnf_get_fu_nocheck 288202
bnf_get_gen 1580002
bnf_get_logfu 2702141
bnf_get_nf 9426318
bnf_get_no 8379
bnf_get_reg 641
bnf_get_sunits 1278399
bnf_get_tuN 265205
bnf_get_tuU 290548
bnr_get_bid 1937007
bnr_get_bnf 3632374
bnr_get_clgp 2728803
bnr_get_cyc 2396590
bnr_get_gen 7847
bnr_get_gen_nocheck 70
bnr_get_mod 141125
bnr_get_nf 1260195
bnr_get_no 314604
both_odd 117169169
cbrtr 0
cbrtr_abs 0
cgetalloc 10138
cgetc 968281
cgiv 117686990
checkell_i 4677444
closure_arity 367175197
closure_codestr 318447880
closure_get_code 0
closure_get_data 318398873
closure_get_dbg 13516
closure_get_frame 13055603
closure_get_oper 318425168
closure_get_text 36841
closure_is_variadic 40101983
col_ei 5681157
coltrunc_init 393680
const_col 9623439
const_vec 32921519
const_vecsmall 19064034
constant_coeff 1439461
cxcompotor 17941032
cxnorm 90787474
cxtofp 8953785
cxtoreal 389553
cyc_get_expo 2521229
cyclic_perm 99911
dbllog2r 92975471
degpol 5353024456
div_content 57999
divsBIL 8075529043
ellQp_get_p 1134
ellQp_get_prec 308
ellQp_get_zero 1463
ellR_get_prec 232582
ellR_get_sign 371325
ell_get_a1 7116189
ell_get_a2 5709705
ell_get_a3 6912836
ell_get_a4 6522706
ell_get_a6 7961479
ell_get_b2 5432770
ell_get_b4 2135641
ell_get_b6 3055105
ell_get_b8 2608978
ell_get_c4 8021697
ell_get_c6 8850341
ell_get_disc 11279879
ell_get_j 1295726
ell_get_type 11588283
ell_is_inf 51389659
ellff_get_a4a6 800028
ellff_get_field 2036742
ellinf 1868472
ellnf_get_bnf 126
ellnf_get_nf 2027616
equali1 1276297481
equalim1 139008407
err_get_compo 294
err_get_num 62320
gabsz 0
gaddgs 123157953
gaddz 0
gal_get_den 27671
gal_get_e 91
gal_get_gen 15456
gal_get_group 80192
gal_get_invvdm 27678
gal_get_mod 23793
gal_get_orders 6664
gal_get_p 6041
gal_get_pol 36155
gal_get_roots 32571
gc_all 86215974
gchar_copy_precs 1202
gchar_get_DLdata 188468
gchar_get_S 36865
gchar_get_U 0
gchar_get_Ui 10969
gchar_get_basis 32639
gchar_get_bnf 203105
gchar_get_cyc 16168
gchar_get_evalprec 4011
gchar_get_hnf 0
gchar_get_loccyc 50347
gchar_get_m0 3321
gchar_get_mod 8225
gchar_get_modP 4095
gchar_get_nalg 2042
gchar_get_nc 37131
gchar_get_nf 241501
gchar_get_nfprec 13419
gchar_get_nfree 322
gchar_get_nm 1841
gchar_get_ns 36865
gchar_get_ntors 322
gchar_get_prec 18732
gchar_get_r1 17416
gchar_get_r2 623
gchar_get_sfu 1748
gchar_get_u0 4267
gchar_get_zm 279434
gchar_set_HUUi 623
gchar_set_basis 1573
gchar_set_cyc 1573
gchar_set_evalprec 1785
gchar_set_m0 950
gchar_set_nalg 623
gchar_set_nf 2077
gchar_set_nfprec 2950
gchar_set_nfree 623
gchar_set_ntors 623
gchar_set_prec 1202
gchar_set_u0 2093
gcmpgs 785641
gdiventz 0
gdivsg 528410
gdivz 0
gen_I 1269398
gener_Fq_local 14595
gequalgs 29176
gerepileall 19234255
gerepilecoeffs 2202174
gerepilecopy 227575491
gerepilemany 985029
gerepileupto 1861168508
gerepileuptoint 4037405474
gerepileuptoleaf 1078144316
get_F2x_degree 1929119
get_F2x_mod 2499035
get_F2x_var 2532738
get_F2xqX_degree 200851
get_F2xqX_mod 343
get_F2xqX_var 375375
get_Flx_degree 82535789
get_Flx_mod 25424618
get_Flx_var 67682713
get_FlxqX_degree 317565
get_FlxqX_mod 8033
get_FlxqX_var 264420
get_FpXQX_degree 3589
get_FpXQX_mod 146583
get_FpXQX_var 51630
get_FpX_degree 6006215
get_FpX_mod 3393225
get_FpX_var 7238472
gisdouble 2968488
gmax_shallow 13510031
gmaxsg 0
gmin_shallow 875188
gminsg 0
gmodz 0
gmul2nz 0
gmulgs 22022350
gmulgu 124174680
gmulz 0
gnegz 0
gshiftz 0
gsubgs 1707284
gsubz 0
gtodouble 60617894
gtofp 252503680
gtomp 22428
gtos 85801827
gtou 102634
guncloneNULL 47895780
guncloneNULL_deep 1372293
gval 5796
hash_str 2737311
hash_str_len 18206005
icopy_avma 7896715981
idealchineseinit 5427
idealred 138605
identity_ZV 4333
identity_perm 3125388
identity_zv 3149731
inf_get_sign 1195956
inv_content 0
is_bigint 557496659
is_const_t 4886048625
is_extscalar_t 6960
is_intreal_t 9576238
is_matvec_t 654872506
is_noncalc_t 90575784
is_pm1 2188988026
is_qfb_t 0
is_rational_t 5016215
is_real_t 62561467
is_recursive_t 9169254995
is_scalar_t 368238208
is_universal_constant 291185581
is_vec_t 43381150
isint1 17006353
isintm1 5702044
isintzero 2801315705
ismpzero 9576142
isonstack 8055466175
killblock 1886781
leading_coeff 169108197
leafcopy_avma 549304717
lg_increase 318321012
lgcols 341365872
lgpol 2632324468
lincombii 37848791
locs_get_Lgenfil 1260
locs_get_Lsprk 191695
locs_get_cyc 51955
locs_get_famod 1260
locs_get_m_infty 207235
locs_get_mod 8225
logint 752233
matpascal 3885
matslice 16596473
mkcol 10182825
mkcol2 156688660
mkcol2s 4415292
mkcol3 88314
mkcol3s 315
mkcol4 103467
mkcol4s 0
mkcol5 94
mkcol6 232379
mkcolcopy 33511
mkcols 40411
mkcomplex 90168397
mkerr 0
mkfrac 41021548
mkfraccopy 4844504
mkfracss 1209626
mkintmod 8025404
mkintmodu 1813
mkmat 4610901
mkmat2 32589775
mkmat22 50609950
mkmat22s 207452
mkmat3 17001
mkmat4 84
mkmat5 0
mkmatcopy 121141
mkmoo 106012
mkoo 1077671
mkpadic 0
mkpolmod 3018851
mkqfb 27799455
mkquad 69118
mkrfrac 698131
mkrfraccopy 14
mkvec 68029007
mkvec2 183558698
mkvec2copy 114600
mkvec2s 220131
mkvec3 117774897
mkvec3s 524441
mkvec4 6641941
mkvec4s 21
mkvec5 14487810
mkveccopy 122507
mkvecs 168
mkvecsmall 129284742
mkvecsmall2 223905826
mkvecsmall3 100386243
mkvecsmall4 15496351
mkvecsmall5 689648
modpr_get_T 13187882
modpr_get_p 1888767
modpr_get_pr 30053322
mpcosz 0
mpexpz 0
mplogz 0
mpsinz 0
mul_content 2513167
mul_denom 10295561
mulsubii 3849239
nbits2extraprec 1477655697
nbits2ndec 228
nbits2nlong 12572102
nbits2prec 185648779
nbrows 153708145
nchar2nlong 120834359
ndec2nbits 8270
ndec2nlong 41479
ndec2prec 33209
nfV_to_scalar_or_alg 26293
nf_get_G 301715
nf_get_M 20772540
nf_get_Tr 22082
nf_get_degree 68818972
nf_get_diff 4459
nf_get_disc 457377
nf_get_index 3581161
nf_get_invzk 9489317
nf_get_pol 94446224
nf_get_r1 22166940
nf_get_r2 4140
nf_get_ramified_primes 59584
nf_get_roots 1531915
nf_get_roundG 1686226
nf_get_sign 516870
nf_get_varn 1167446
nf_get_zk 4382
nf_get_zkden 5068199
nf_get_zkprimpart 5022398
normalize_frac 16754529
odd 2054939592
pari_calloc 47377
pari_err_BUG 14
pari_err_COMPONENT 214
pari_err_CONSTPOL 21
pari_err_COPRIME 84
pari_err_DIM 718
pari_err_DOMAIN 2771
pari_err_FILE 0
pari_err_FILEDESC 36
pari_err_FLAG 98
pari_err_IMPL 539
pari_err_INV 20018
pari_err_IRREDPOL 63
pari_err_MAXPRIME 0
pari_err_MODULUS 1316
pari_err_OP 406
pari_err_OVERFLOW 156
pari_err_PACKAGE 0
pari_err_PREC 238
pari_err_PRIME 98
pari_err_PRIORITY 238
pari_err_ROOTS0 63
pari_err_SQRTN 7084
pari_err_TYPE 15377
pari_err_TYPE2 3493
pari_err_VAR 371
pari_free 490913550
pari_malloc 721249933
pari_realloc 1883
pari_realloc_ip 2146972
pari_stack_alloc 697811974
pari_stack_base 703112303
pari_stack_delete 5340907
pari_stack_init 5751283
pari_stack_new 604758231
pari_stack_pushp 5830
perm_conj 418299
perm_inv 2778550
perm_mul 80153366
perm_sqr 728
pol0_F2x 13245902
pol0_Flx 101814645
pol1_F2x 3954506
pol1_Flx 54622007
pol_0 82484429
pol_1 4462787
pol_x 3564620
pol_xn 2236304
pol_xnall 294
polx_F2x 1076291
polx_Flx 37663186
polx_zx 0
polxn_Flx 371
powIs 1561
powii 42911900
pr_get_e 15721766
pr_get_f 25349474
pr_get_gen 11510873
pr_get_p 89386723
pr_get_tau 47856798
pr_is_inert 16403992
pr_norm 1067484
prec2lg 4463298548
prec2nbits 104458098
prec2nbits_mul 575817
prec2ndec 9778
precdbl 475413
qfb_disc 18475001
qfb_disc3 4848663
qfb_is_qfi 68059821
quad_disc 1078
quadnorm 69860
random_Fq 0
remsBIL 7985332139
rnf_get_absdegree 1392746
rnf_get_alpha 1204
rnf_get_degree 2506083
rnf_get_disc 350
rnf_get_idealdisc 1386
rnf_get_index 105
rnf_get_invzk 1225
rnf_get_k 1225
rnf_get_map 135183
rnf_get_nf 733698
rnf_get_nfdegree 21217
rnf_get_nfpol 255354
rnf_get_nfvarn 4886
rnf_get_nfzk 6559
rnf_get_pol 2844933
rnf_get_polabs 314482
rnf_get_ramified_primes 2611
rnf_get_varn 574
rnf_get_zk 4592
row 762879
row_i 987
rowcopy 204988
rowpermute 14415076
rowslice 78327736
rowslicepermute 182595
rowsplice 273
ser_isexactzero 10079052
shallowcopy 25875680
sqrfrac 4137509
sqrti 6591420
sqrtnr 2795752
sqrtr 79933216
sstoQ 1074080
sturm 385
submulii 32802391
submuliu 7693
submuliu_inplace 59994422
truecoef 0
trunc_safe 0
ulogint 1727879
upr_norm 343930
uutoQ 158072639
vec_append 3432356
vec_ei 1711583
vec_lengthen 18941
vec_prepend 300955
vec_setconst 0
vec_shorten 11550
vec_to_vecsmall 4016151
veclast 6933236
vecmodii 0
vecmoduu 49784
vecpermute 19833432
vecreverse 697025
vecreverse_inplace 2570
vecslice 641280861
vecslicepermute 2644945
vecsmall_append 4065054
vecsmall_coincidence 0
vecsmall_concat 1464221
vecsmall_copy 4367756
vecsmall_ei 494368
vecsmall_indexmax 21
vecsmall_indexmin 21
vecsmall_isin 84
vecsmall_lengthen 526
vecsmall_lexcmp 7209171
vecsmall_max 1011194
vecsmall_min 2324
vecsmall_pack 84
vecsmall_prefixcmp 108088071
vecsmall_prepend 186795
vecsmall_reverse 3073
vecsmall_shorten 72920
vecsmall_to_col 7761463
vecsmall_to_vec 511214
vecsmall_to_vec_inplace 3304
vecsmallpermute 77958870
vecsmalltrunc_append 99882375
vecsmalltrunc_init 190121769
vecsplice 354715
vectrunc_append 15263084
vectrunc_append_batch 10864
vectrunc_init 11736989
zc_to_ZC 7747281
zero_F2m 0
zero_F2m_copy 840381
zero_F2v 3629268
zero_F2x 1350
zero_Flm 2783250
zero_Flm_copy 232439
zero_Flv 58772117
zero_Flx 1426442
zero_zm 0
zero_zv 36171339
zero_zx 0
zerocol 118847983
zeromat 109091
zeromatcopy 14026594
zeropadic 855588
zeropadic_shallow 17010
zeropol 42303323
zeroser 138698
zerovec 26630212
zerovec_block 24411
zm_copy 0
zm_row 0
zm_to_zxV 0
zm_transpose 266
znstar_get_N 34543868
znstar_get_U 176051
znstar_get_Ui 46788
znstar_get_conreycyc 7823817
znstar_get_conreygen 3221793
znstar_get_cyc 261948
znstar_get_faN 7210534
znstar_get_gen 16150
znstar_get_no 14
znstar_get_pe 2820763
zv_copy 2183292
zv_to_ZV 502653
zv_to_zx 104146
zx_renormalize 14049
zx_shift 0
zx_to_zv 0

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