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
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 19852
pari_err_INV 20018
FpXY_Fq_evaly 20587
rnf_get_nfdegree 21217
FqX_mulu 21942
nf_get_Tr 22082
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 26293
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 33511
bid_get_arch 35097
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 37897
FqX_div 38447
mkcols 40411
ndec2nlong 41479
znstar_get_Ui 46788
pari_calloc 47377
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 57999
nf_get_ramified_primes 59584
RgX_fpnorml2 60613
err_get_num 62320
RgX_is_rational 67891
FqX_sub 68607
mkquad 69118
FqX_div_by_X_x 69629
quadnorm 69860
FqX_sqr 71855
vecsmall_shorten 72920
Fq_to_FpXQ 73792
bid_get_ideal 78295
gal_get_group 80192
mkcol3 88314
cyclic_perm 99911
gtou 102634
mkcol4 103467
zv_to_zx 104146
mkmoo 106012
zeromat 109091
RgV_isin 110130
RgV_isin_i 110130
mkvec2copy 114600
Q_abs_shallow 118532
mkmatcopy 121141
mkveccopy 122507
RgXQX_rem 125476
FqX_add 127694
rnf_get_map 135183
idealred 138605
zeroser 138698
RgV_is_QV 140160
FqX_factor 140995
bnr_get_mod 141125
get_FpXQX_mod 146583
FlxqX_div_pre 165415
znstar_get_U 176051
rowslicepermute 182595
vecsmall_prepend 186795
gchar_get_DLdata 188468
locs_get_Lsprk 191695
F2m_copy 198146
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 232439
ellR_get_prec 232582
gchar_get_nf 241501
affc_fixlg 244490
Fp_halve 246928
rnf_get_nfpol 255354
znstar_get_cyc 261948
FqXn_mul 263403
get_FlxqX_var 264420
bnf_get_tuN 265205
gchar_get_zm 279434
bnf_get_fu_nocheck 288202
bnf_get_tuU 290548
vec_prepend 300955
nf_get_G 301715
rnf_get_polabs 314482
bnr_get_no 314604
get_FlxqX_degree 317565
ZM_hnfrem 326847
Flx_constant 330366
upr_norm 343930
RgX_renormalize 349345
vecsplice 354715
FqX_mul 367212
ellR_get_sign 371325
get_F2xqX_var 375375
cxtoreal 389553
abgrp_get_no 392000
coltrunc_init 393680
RgX_is_QX 395651
perm_conj 418299
FqX_Fq_mul 427298
FqX_extgcd 443270
nf_get_disc 457377
Z_issquare 458607
precdbl 475413
RgX_shift_inplace 480682
RgX_shift_inplace_init 480682
vecsmall_ei 494368
zv_to_ZV 502653
vecsmall_to_vec 511214
nf_get_sign 516870
mkvec3s 524441
gdivsg 528410
ZM_ZV_mod 539213
addmuliu 541022
FqX_Fp_mul 568802
prec2nbits_mul 575817
RgC_fpnorml2 619448
mkvecsmall5 689648
FqX_gcd 691908
vecreverse 697025
mkrfrac 698131
FqX_deriv 723863
rnf_get_nf 733698
logint 752233
row 762879
gcmpgs 785641
ellff_get_a4a6 800028
zero_F2m_copy 840381
FpXX_renormalize 849896
zeropadic 855588
gmin_shallow 875188
ZXQ_sqr 951174
cgetc 968281
Flx_lead 969558
gerepilemany 985029
vecsmall_max 1011194
pr_norm 1067484
sstoQ 1074080
polx_F2x 1076291
mkoo 1077671
Flx_mulu 1094864
Fp_invsafe 1100048
RgV_isscalar 1140221
nf_get_varn 1167446
inf_get_sign 1195956
mkfracss 1209626
bnr_get_nf 1260195
gen_I 1269398
bnf_get_sunits 1278399
Rg_col_ei 1294174
ell_get_j 1295726
guncloneNULL_deep 1372293
bid_get_mod 1386555
rnf_get_absdegree 1392746
zero_Flx 1426442
constant_coeff 1439461
vecsmall_concat 1464221
nf_get_roots 1531915
F2m_flip 1554308
F2v_flip 1554308
F2x_flip 1554308
F2x_div 1567340
bnf_get_gen 1580002
abgrp_get_gen 1653791
nf_get_roundG 1686226
gsubgs 1707284
vec_ei 1711583
ulogint 1727879
ellinf 1868472
killblock 1886781
modpr_get_p 1888767
get_F2x_degree 1929119
bnr_get_bid 1937007
bid_get_MOD 1990786
bid_get_sprk 1991508
Flx_div 1996269
bid_get_fact2 2025315
ellnf_get_nf 2027616
ellff_get_field 2036742
ZXQ_mul 2128222
ell_get_b4 2135641
pari_realloc_ip 2146972
zv_copy 2183292
gerepilecoeffs 2202174
bid_get_archp 2217840
pol_xn 2236304
bid_get_fact 2314011
bnr_get_cyc 2396590
get_F2x_mod 2499035
rnf_get_degree 2506083
mul_content 2513167
cyc_get_expo 2521229
get_F2x_var 2532738
Flv_copy 2544982
RgX_coeff 2551365
ell_get_b8 2608978
vecslicepermute 2644945
bnf_get_logfu 2702141
bnr_get_clgp 2728803
hash_str 2737311
perm_inv 2778550
zero_Flm 2783250
sqrtnr 2795752
znstar_get_pe 2820763
rnf_get_pol 2844933
F2x_equal1 2873551
gisdouble 2968488
mkpolmod 3018851
ell_get_b6 3055105
Fq_red 3106263
RgX_is_monomial 3111026
identity_perm 3125388
identity_zv 3149731
bit_accuracy_mul 3175228
ZV_to_zv 3190960
znstar_get_conreygen 3221793
F3m_coeff 3247492
bid_get_U 3378392
get_FpX_mod 3393225
vec_append 3432356
bnf_get_cyc 3509236
pol_x 3564620
nf_get_index 3581161
zero_F2v 3629268
bnr_get_bnf 3632374
mulsubii 3849239
pol1_F2x 3954506
vec_to_vecsmall 4016151
vecsmall_append 4065054
sqrfrac 4137509
vecsmall_copy 4367756
mkcol2s 4415292
pol_1 4462787
mkmat 4610901
F2x_equal 4659861
checkell_i 4677444
FpXQX_renormalize 4694501
mkfraccopy 4844504
qfb_disc3 4848663
is_rational_t 5016215
nf_get_zkprimpart 5022398
nf_get_zkden 5068199
bnf_get_clgp 5097780
pari_stack_delete 5340907
bid_get_cyc 5361668
bid_get_grp 5415578
ell_get_b2 5432770
FpX_div 5438305
col_ei 5681157
isintm1 5702044
ell_get_a2 5709705
pari_stack_init 5751283
get_FpX_degree 6006215
Flm_copy 6276498
ell_get_a4 6522706
sqrti 6591420
mkvec4 6641941
ell_get_a3 6912836
veclast 6933236
ZM_lll 6934454
RgX_div 7054218
ell_get_a1 7116189
RgX_gtofp 7133525
vecsmall_lexcmp 7209171
znstar_get_faN 7210534
get_FpX_var 7238472
ZX_is_monic 7267593
ZV_ZV_mod 7323160
zc_to_ZC 7747281
vecsmall_to_col 7761463
znstar_get_conreycyc 7823817
Q_abs 7912496
ell_get_a6 7961479
ell_get_c4 8021697
F2m_coeff 8023483
mkintmod 8025404
RgM_gtofp 8179350
Flx_equal1 8319050
Flm_row 8741525
ell_get_c6 8850341
cxtofp 8953785
RgM_dimensions 9406179
bnf_get_nf 9426318
nf_get_invzk 9489317
ismpzero 9576142
is_intreal_t 9576238
const_col 9623439
ser_isexactzero 10079052
mkcol 10182825
ZC_hnfrem 10193631
mul_denom 10295561
Fp_addmul 11225393
ell_get_disc 11279879
pr_get_gen 11510873
abgrp_get_cyc 11549563
ell_get_type 11588283
vectrunc_init 11736989
F2x_clear 12269769
F2v_clear 12269773
nbits2nlong 12572102
closure_get_frame 13055603
modpr_get_T 13187882
pol0_F2x 13245902
gmax_shallow 13510031
zeromatcopy 14026594
Fp_center_i 14137871
rowpermute 14415076
mkvec5 14487810
Fp_div 14987397
Fp_divu 15087160
vectrunc_append 15263084
RgX_is_ZX 15295759
mkvecsmall4 15496351
pr_get_e 15721766
pr_is_inert 16403992
matslice 16596473
normalize_frac 16754529
isint1 17006353
cxcompotor 17941032
hash_str_len 18206005
qfb_disc 18475001
const_vecsmall 19064034
gerepileall 19234255
vecpermute 19833432
nf_get_M 20772540
Fp_double 21053826
RgM_shallowcopy 21445028
Flx_div_pre 21460175
gmulgs 22022350
nf_get_r1 22166940
ZV_isscalar 22767357
Fp_inv 23213230
pr_get_f 25349474
get_Flx_mod 25424618
shallowcopy 25875680
zerovec 26630212
RgX_equal_var 26877650
mkqfb 27799455
Fp_neg 28823675
modpr_get_pr 30053322
RgV_is_ZV 31363237
mkmat2 32589775
submulii 32802391
const_vec 32921519
RgC_gtofp 33713973
znstar_get_N 34543868
zero_zv 36171339
polx_Flx 37663186
lincombii 37848791
closure_is_variadic 40101983
mkfrac 41021548
zeropol 42303323
powii 42911900
is_vec_t 43381150
absfrac 45563361
pr_get_tau 47856798
guncloneNULL 47895780
mkmat22 50609950
ell_is_inf 51389659
QV_isscalar 52366199
pol1_Flx 54622007
zero_Flv 58772117
addmuliu_inplace 59495112
submuliu_inplace 59994422
F2x_copy 60432725
gtodouble 60617894
is_real_t 62561467
Fp_sqr 63549983
get_Flx_var 67682713
mkvec 68029007
qfb_is_qfi 68059821
Fp_mulu 68605541
nf_get_degree 68818972
Fp_center 75638163
vecsmallpermute 77958870
rowslice 78327736
sqrtr 79933216
perm_mul 80153366
Fp_red 80439468
pol_0 82484429
get_Flx_degree 82535789
gtos 85801827
gc_all 86215974
pr_get_p 89386723
mkcomplex 90168397
is_noncalc_t 90575784
cxnorm 90787474
dbllog2r 92975471
nf_get_pol 94446224
vecsmalltrunc_append 99882375
mkvecsmall3 100386243
F2v_set 101343164
pol0_Flx 101814645
RgX_copy 103470234
prec2nbits 104458098
vecsmall_prefixcmp 108088071
F2x_renormalize 115146916
both_odd 117169169
cgiv 117686990
mkvec3 117774897
zerocol 118847983
nchar2nlong 120834359
gaddgs 123157953
gmulgu 124174680
F2x_set 124668136
mkvecsmall 129284742
equalim1 139008407
bit_prec 141533632
FpX_renormalize 145149981
nbrows 153708145
ZX_renormalize 154435054
mkcol2 156688660
uutoQ 158072639
leading_coeff 169108197
Flx_copy 172230951
Fp_add 173220962
mkvec2 183558698
nbits2prec 185648779
vecsmalltrunc_init 190121769
Fp_mul 199520759
Fp_sub 202413036
mkvecsmall2 223905826
gerepilecopy 227575491
gtofp 252503680
is_universal_constant 291185581
lg_increase 318321012
closure_get_data 318398873
closure_get_oper 318425168
closure_codestr 318447880
lgcols 341365872
closure_arity 367175197
is_scalar_t 368238208
bin_copy 477635098
pari_free 490913550
leafcopy_avma 549304717
is_bigint 557496659
pari_stack_new 604758231
vecslice 641280861
is_matvec_t 654872506
F2v_coeff 661004962
F2x_coeff 667590291
pari_stack_alloc 697811974
pari_stack_base 703112303
pari_malloc 721249933
GENbinbase 926217471
gerepileuptoleaf 1078144316
equali1 1276297481
nbits2extraprec 1477655697
gerepileupto 1861168508
odd 2054939592
is_pm1 2188988026
lgpol 2632324468
isintzero 2801315705
bit_accuracy 3126717593
gerepileuptoint 4037405474
prec2lg 4463298548
is_const_t 4886048625
degpol 5353024456
icopy_avma 7896715981
remsBIL 7985332139
isonstack 8055466175
divsBIL 8075529043
is_recursive_t 9169254995

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