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 30288-703288f808) Lines: 1420 1532 92.7 %
Date: 2025-05-19 09:23:07 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
F2m_coeff 8018844
F2m_copy 198003
F2m_flip 1553235
F2m_set 798
F2v_clear 12263056
F2v_coeff 660965850
F2v_copy 4487
F2v_ei 42
F2v_flip 1553235
F2v_set 101336905
F2v_to_F2x 37557
F2xX_shift 0
F2x_clear 12263101
F2x_coeff 667539962
F2x_copy 60206735
F2x_div 1553725
F2x_equal 4630157
F2x_equal1 2874061
F2x_flip 1553235
F2x_renormalize 114950399
F2x_set 124540732
F2xqX_div 33173
F3m_coeff 3247862
F3m_copy 0
F3m_set 0
Flm_copy 6275359
Flm_row 8741677
Flv_copy 2545291
Flx_constant 330287
Flx_copy 172238103
Flx_div 1995743
Flx_div_pre 21399573
Flx_equal1 8319882
Flx_lead 978550
Flx_mulu 1104781
FlxqX_div 0
FlxqX_div_pre 165403
Flxq_add 0
Flxq_sub 0
FpV_FpC_mul 0
FpXQX_div 4526
FpXQX_renormalize 4694697
FpXQ_add 0
FpXQ_sub 0
FpXX_renormalize 849896
FpXY_Fq_evaly 20587
FpX_div 5442203
FpX_renormalize 145076328
Fp_add 172706015
Fp_addmul 11363932
Fp_center 75878501
Fp_center_i 14163315
Fp_div 15036473
Fp_divu 15136338
Fp_double 21551812
Fp_halve 246991
Fp_inv 23225273
Fp_invsafe 1099917
Fp_mul 200038190
Fp_muls 17780
Fp_mulu 69217018
Fp_neg 28854888
Fp_red 80818556
Fp_sqr 66434647
Fp_sub 204382224
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 568187
FqX_Fq_mul 427264
FqX_add 127694
FqX_ddf 7
FqX_degfact 47786
FqX_deriv 40061
FqX_div 38545
FqX_div_by_X_x 69629
FqX_divrem 0
FqX_extgcd 443047
FqX_factor 140925
FqX_factor_squarefree 7
FqX_gcd 8246
FqX_get_red 6090
FqX_halfgcd 0
FqX_halve 19411
FqX_integ 0
FqX_is_squarefree 683802
FqX_mul 367258
FqX_mulu 21942
FqX_neg 24956
FqX_normalize 4123
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 3106818
Fq_to_FpXQ 73792
GENbinbase 934451778
QV_isscalar 52370196
Q_abs 7935688
Q_abs_shallow 118651
Qtoss 19936
R_abs 0
R_abs_shallow 13083
RgC_fpnorml2 617791
RgC_gtofp 33713599
RgC_gtomp 574
RgM_dimensions 9408338
RgM_fpnorml2 22424
RgM_gtofp 8178662
RgM_gtomp 21
RgM_minor 1036
RgM_shallowcopy 21407857
RgV_gtofp 56
RgV_is_QV 140074
RgV_is_ZV 31459619
RgV_isin 110130
RgV_isin_i 110130
RgV_isscalar 1140182
RgXQX_div 1904
RgXQX_rem 126529
RgX_coeff 2551519
RgX_copy 103509158
RgX_div 7053742
RgX_equal_var 26927645
RgX_fpnorml2 60569
RgX_gtofp 7132168
RgX_is_QX 395800
RgX_is_ZX 20849569
RgX_is_monomial 1395664
RgX_is_rational 67725
RgX_isscalar 0
RgX_renormalize 349807
RgX_shift_inplace 479266
RgX_shift_inplace_init 479266
RgX_to_RgV 140
Rg_col_ei 1308750
Rg_to_Fq 756
ZC_hnfrem 10191939
ZM_ZV_mod 540135
ZM_hnfrem 327106
ZM_lll 6934169
ZV_ZV_mod 7343574
ZV_dvd 23485
ZV_isscalar 22760752
ZV_to_zv 3191094
ZXQ_mul 2145259
ZXQ_sqr 951460
ZX_equal1 12549
ZX_is_monic 7328016
ZX_renormalize 157271168
Z_ispower 98
Z_issquare 458552
abgrp_get_cyc 11506161
abgrp_get_gen 1650853
abgrp_get_no 354806
absfrac 45594009
absfrac_shallow 27397
addmuliu 541078
addmuliu_inplace 59414706
affc_fixlg 249595
affgr 898775
bid_get_MOD 1994842
bid_get_U 3382319
bid_get_arch 31626
bid_get_archp 2222127
bid_get_cyc 5367637
bid_get_fact 2317650
bid_get_fact2 2029327
bid_get_gen 51933
bid_get_gen_nocheck 0
bid_get_grp 5420150
bid_get_ideal 72821
bid_get_mod 1386423
bid_get_no 0
bid_get_sarch 48594
bid_get_sprk 1995570
bin_copy 481723011
bit_accuracy 3131386088
bit_accuracy_mul 3175246
bit_prec 141577600
bnf_get_clgp 5098192
bnf_get_cyc 3511187
bnf_get_fu 25852
bnf_get_fu_nocheck 288402
bnf_get_gen 1578481
bnf_get_logfu 2702464
bnf_get_nf 9429120
bnf_get_no 8358
bnf_get_reg 641
bnf_get_sunits 1278294
bnf_get_tuN 265415
bnf_get_tuU 290759
bnr_get_bid 1941852
bnr_get_bnf 3594603
bnr_get_clgp 2640539
bnr_get_cyc 2345199
bnr_get_gen 7847
bnr_get_gen_nocheck 70
bnr_get_mod 61579
bnr_get_nf 1269690
bnr_get_no 277494
both_odd 117423712
cbrtr 0
cbrtr_abs 0
cgetalloc 10166
cgetc 973494
cgiv 100652611
checkell_i 4677437
closure_arity 368547728
closure_codestr 319828853
closure_get_code 0
closure_get_data 319750451
closure_get_dbg 13523
closure_get_frame 13065331
closure_get_oper 319806024
closure_get_text 36855
closure_is_variadic 40102590
col_ei 5680558
coltrunc_init 393680
const_col 9622796
const_vec 32855670
const_vecsmall 18989024
constant_coeff 1439829
cxcompotor 18005478
cxnorm 90688154
cxtofp 8978089
cxtoreal 394437
cyc_get_expo 2523366
cyclic_perm 99911
dbllog2r 93159660
degpol 5372847222
div_content 57980
divsBIL 8112812316
ellQp_get_p 1134
ellQp_get_prec 308
ellQp_get_zero 1463
ellR_get_prec 232582
ellR_get_sign 371325
ell_get_a1 7116196
ell_get_a2 5709705
ell_get_a3 6912843
ell_get_a4 6522706
ell_get_a6 7961479
ell_get_b2 5432776
ell_get_b4 2135641
ell_get_b6 3055105
ell_get_b8 2608978
ell_get_c4 8021642
ell_get_c6 8850287
ell_get_disc 11279831
ell_get_j 1295726
ell_get_type 11588137
ell_is_inf 51137069
ellff_get_a4a6 800036
ellff_get_field 2036869
ellinf 1868526
ellnf_get_bnf 126
ellnf_get_nf 2027607
equali1 1289327096
equalim1 139010267
err_get_compo 294
err_get_num 62331
gaddgs 123175628
gal_get_den 27650
gal_get_e 91
gal_get_gen 15449
gal_get_group 80170
gal_get_invvdm 27657
gal_get_mod 23772
gal_get_orders 6678
gal_get_p 6020
gal_get_pol 36113
gal_get_roots 32529
gc_GEN 249445594
gc_INT 4048830638
gc_INT_affii 8470328
gc_all 105994722
gc_slice 2202291
gc_upto 1907229563
gc_uptoleaf 1120984383
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 790641
gdivsg 529206
gen_I 1269448
gener_Fq_local 14595
gequalgs 29176
get_F2x_degree 1928959
get_F2x_mod 2499202
get_F2x_var 2532650
get_F2xqX_degree 200851
get_F2xqX_mod 343
get_F2xqX_var 375375
get_Flx_degree 82687435
get_Flx_mod 25410074
get_Flx_var 67637565
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 6005846
get_FpX_mod 3393148
get_FpX_var 7238228
gisdouble 2967491
gmax_shallow 13509997
gmaxsg 0
gmin_shallow 874918
gminsg 0
gmulgs 22072391
gmulgu 124184326
gsubgs 1719798
gtodouble 60840814
gtofp 252783597
gtomp 22428
gtos 85805523
gtou 102529
guncloneNULL 47773562
guncloneNULL_deep 1360392
gval 5824
hash_str 2747299
hash_str_len 18211996
icopy_avma 7912792023
idealchineseinit 5427
idealred 138461
identity_ZV 4333
identity_perm 3130815
identity_zv 3155158
inf_get_sign 1195088
inv_content 0
is_bigint 558698529
is_const_t 4900824056
is_extscalar_t 6876
is_intreal_t 9575014
is_matvec_t 660458300
is_noncalc_t 85681324
is_pm1 2177569132
is_qfb_t 0
is_rational_t 5016264
is_real_t 62656079
is_recursive_t 9156328013
is_scalar_t 377620293
is_universal_constant 291558130
is_vec_t 43442211
isint1 17089241
isintm1 5702603
isintzero 2810151093
ismpzero 9574921
isonstack 8142237267
killblock 1882809
leading_coeff 169171874
leafcopy_avma 566308482
lg_increase 318473725
lgcols 341387734
lgpol 2643505947
lincombii 37873306
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 752125
matpascal 3885
matslice 16606763
mkcol 10185276
mkcol2 154764182
mkcol2s 4415390
mkcol3 88314
mkcol3s 315
mkcol4 103467
mkcol4s 0
mkcol5 94
mkcol6 232344
mkcolcopy 33499
mkcols 40411
mkcomplex 90062593
mkerr 0
mkfrac 41029080
mkfraccopy 4959062
mkfracss 1209444
mkintmod 7984147
mkintmodu 1813
mkmat 4610409
mkmat2 32557220
mkmat22 49795251
mkmat22s 207501
mkmat3 17001
mkmat4 84
mkmat5 0
mkmatcopy 121030
mkmoo 105913
mkoo 1076919
mkpadic 2009
mkpolmod 3024399
mkqfb 27798935
mkquad 69118
mkrfrac 698152
mkrfraccopy 14
mkvec 68176638
mkvec2 183541529
mkvec2copy 114494
mkvec2s 219984
mkvec3 117750863
mkvec3s 524441
mkvec4 6643017
mkvec4s 21
mkvec5 14487509
mkveccopy 122507
mkvecs 168
mkvecsmall 129332411
mkvecsmall2 223777077
mkvecsmall3 100314474
mkvecsmall4 15503799
mkvecsmall5 691948
modpr_get_T 13192621
modpr_get_p 1888446
modpr_get_pr 30070908
mul_content 2512983
mul_denom 10293651
mulsubii 3850444
nbits2extraprec 1490014545
nbits2ndec 228
nbits2nlong 12581686
nbits2prec 186146310
nbrows 153708408
nchar2nlong 120819316
ndec2nbits 8270
ndec2nlong 41479
ndec2prec 33209
nfV_to_scalar_or_alg 26293
nf_get_G 301256
nf_get_M 20765884
nf_get_Tr 22083
nf_get_degree 68835327
nf_get_diff 4438
nf_get_disc 457169
nf_get_index 3580422
nf_get_invzk 9488160
nf_get_pol 94459577
nf_get_r1 22159980
nf_get_r2 4140
nf_get_ramified_primes 59395
nf_get_roots 1531644
nf_get_roundG 1686025
nf_get_sign 517047
nf_get_varn 1167821
nf_get_zk 4382
nf_get_zkden 5066565
nf_get_zkprimpart 5020843
normalize_frac 17001803
odd 2058172888
pari_calloc 47545
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 15384
pari_err_TYPE2 3493
pari_err_VAR 371
pari_free 494989606
pari_malloc 725326268
pari_realloc 1890
pari_realloc_ip 2145179
pari_stack_alloc 699105925
pari_stack_base 704378895
pari_stack_delete 5288576
pari_stack_init 5748647
pari_stack_new 606030705
pari_stack_pushp 5851
perm_conj 418299
perm_inv 2778676
perm_mul 80192216
perm_sqr 728
pol0_F2x 13207511
pol0_Flx 101876351
pol1_F2x 3954703
pol1_Flx 54587305
pol_0 83281214
pol_1 4464188
pol_x 3564556
pol_xn 2232335
pol_xnall 294
polx_F2x 1070595
polx_Flx 37594324
polx_zx 0
polxn_Flx 371
powIs 1561
powii 42893582
pr_get_e 15718855
pr_get_f 25346572
pr_get_gen 11513385
pr_get_p 89382808
pr_get_tau 47844517
pr_is_inert 16401738
pr_norm 1066874
prec2lg 4491539796
prec2nbits 104988650
prec2nbits_mul 580919
prec2ndec 9778
precdbl 475325
qfb_disc 18470760
qfb_disc3 4848342
qfb_is_qfi 67760146
quad_disc 1085
quadnorm 69881
random_Fq 0
remsBIL 8022876504
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 135211
rnf_get_nf 733726
rnf_get_nfdegree 21231
rnf_get_nfpol 255354
rnf_get_nfvarn 4886
rnf_get_nfzk 6573
rnf_get_pol 2844933
rnf_get_polabs 314496
rnf_get_ramified_primes 2625
rnf_get_varn 574
rnf_get_zk 4606
row 762793
row_i 987
rowcopy 204988
rowpermute 14416388
rowslice 78382425
rowslicepermute 182454
rowsplice 273
ser_isexactzero 10079479
shallowcopy 25830454
sqrfrac 4136310
sqrti 6591137
sqrtnr 2795089
sqrtr 80005751
sstoQ 1074206
sturm 385
submulii 32800208
submuliu 7728
submuliu_inplace 59918316
truecoef 0
trunc_safe 0
ulogint 1727325
upr_norm 343930
uutoQ 158080619
vec_append 3431995
vec_ei 1711485
vec_lengthen 18941
vec_prepend 301316
vec_setconst 0
vec_shorten 11550
vec_to_vecsmall 4016044
veclast 6934478
vecmodii 0
vecmoduu 49784
vecpermute 19832613
vecreverse 697046
vecreverse_inplace 2570
vecslice 642317321
vecslicepermute 2646706
vecsmall_append 4077417
vecsmall_coincidence 0
vecsmall_concat 1464247
vecsmall_copy 4366147
vecsmall_ei 494139
vecsmall_indexmax 21
vecsmall_indexmin 21
vecsmall_isin 84
vecsmall_lengthen 526
vecsmall_lexcmp 7209147
vecsmall_max 1029789
vecsmall_min 2324
vecsmall_pack 84
vecsmall_prefixcmp 108088071
vecsmall_prepend 186767
vecsmall_reverse 3052
vecsmall_shorten 72685
vecsmall_to_col 7761267
vecsmall_to_vec 511088
vecsmall_to_vec_inplace 3304
vecsmallpermute 77997265
vecsmalltrunc_append 99703751
vecsmalltrunc_init 189615982
vecsplice 354728
vectrunc_append 15226721
vectrunc_append_batch 9821
vectrunc_init 11685678
zc_to_ZC 7747085
zero_F2m 0
zero_F2m_copy 840081
zero_F2v 3627935
zero_F2x 1350
zero_Flm 2785429
zero_Flm_copy 232079
zero_Flv 58751353
zero_Flx 1426262
zero_zm 0
zero_zv 36158382
zero_zx 0
zerocol 118837140
zeromat 109113
zeromatcopy 14027261
zeropadic 855662
zeropadic_shallow 17023
zeropol 42309329
zeroser 138810
zerovec 26645632
zerovec_block 28009
zm_copy 0
zm_row 0
zm_to_zxV 0
zm_transpose 266
znstar_get_N 34545576
znstar_get_U 176051
znstar_get_Ui 46788
znstar_get_conreycyc 7824692
znstar_get_conreygen 3221961
znstar_get_cyc 261976
znstar_get_faN 7211773
znstar_get_gen 16150
znstar_get_no 14
znstar_get_pe 2820791
zv_copy 2183600
zv_to_ZV 502527
zv_to_zx 104146
zx_renormalize 14049
zx_shift 0
zx_to_zv 0

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