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 30316-0578a48613) Lines: 1420 1532 92.7 %
Date: 2025-06-04 09:19:51 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
gchar_get_modP 4095
FqX_normalize 4123
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 5824
pari_stack_pushp 5851
gal_get_p 6020
FqX_get_red 6090
rnf_get_nfzk 6573
FqXn_expint 6590
gal_get_orders 6678
is_extscalar_t 6876
pari_err_SQRTN 7084
FqXn_inv 7126
FqX_roots 7273
submuliu 7728
bnr_get_gen 7847
get_FlxqX_mod 8033
gchar_get_mod 8225
locs_get_mod 8225
FqX_gcd 8246
ndec2nbits 8270
bnf_get_no 8358
prec2ndec 9778
cgetalloc 10166
vectrunc_append_batch 10213
gchar_get_Ui 10969
vec_shorten 11550
ZX_equal1 12679
R_abs_shallow 13097
gchar_get_nfprec 13419
closure_get_dbg 13523
zx_renormalize 14049
gener_Fq_local 14595
pari_err_TYPE 15384
gal_get_gen 15449
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 22082
gtomp 22428
RgM_fpnorml2 22437
FqXQ_mul 22766
ZV_dvd 23485
gal_get_mod 23772
FqX_neg 24956
FqX_red 25354
bnf_get_fu 25851
nfV_to_scalar_or_alg 26293
absfrac_shallow 27397
gal_get_den 27650
gal_get_invvdm 27656
zerovec_block 28233
gequalgs 29176
bid_get_arch 31626
gal_get_roots 32528
gchar_get_basis 32639
F2xqX_div 33173
ndec2prec 33223
mkcolcopy 33518
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 37807
FqX_div 38546
FqX_deriv 40061
mkcols 40411
ndec2nlong 41493
znstar_get_Ui 46788
pari_calloc 47545
FqX_degfact 47786
bid_get_sarch 48594
vecmoduu 49784
gchar_get_loccyc 50347
get_FpXQX_var 51630
bid_get_gen 51933
locs_get_cyc 51955
div_content 57986
nf_get_ramified_primes 59414
RgX_fpnorml2 60586
bnr_get_mod 61579
err_get_num 62333
RgX_is_rational 67735
FqX_sub 68607
mkquad 69118
FqX_div_by_X_x 69629
quadnorm 69881
FqX_sqr 71855
vecsmall_shorten 72787
bid_get_ideal 72821
Fq_to_FpXQ 73792
gal_get_group 80170
mkcol3 88314
cyclic_perm 99911
gtou 102706
mkcol4 103467
zv_to_zx 104146
mkmoo 105922
zeromat 109071
RgV_isin 110130
RgV_isin_i 110130
mkvec2copy 114516
Q_abs_shallow 118660
mkmatcopy 121013
mkveccopy 122507
RgXQX_rem 126529
FqX_add 127694
rnf_get_map 135211
idealred 138499
zeroser 138810
RgV_is_QV 140075
FqX_factor 140939
get_FpXQX_mod 146583
FlxqX_div_pre 165413
znstar_get_U 176051
rowslicepermute 182544
vecsmall_prepend 186767
gchar_get_DLdata 188468
locs_get_Lsprk 191695
F2m_copy 198029
get_F2xqX_degree 200851
gchar_get_bnf 203105
rowcopy 204988
locs_get_m_infty 207235
mkmat22s 207501
mkvec2s 220006
zero_Flm_copy 232304
mkcol6 232365
ellR_get_prec 232582
gchar_get_nf 241501
Fp_halve 246991
affc_fixlg 249594
rnf_get_nfpol 255354
znstar_get_cyc 261976
FqXn_mul 263403
get_FlxqX_var 264420
bnf_get_tuN 265419
bnr_get_no 277498
gchar_get_zm 279434
bnf_get_fu_nocheck 288409
bnf_get_tuU 290763
nf_get_G 301244
vec_prepend 301304
rnf_get_polabs 314496
get_FlxqX_degree 317565
ZM_hnfrem 327094
Flx_constant 330327
upr_norm 343930
RgX_renormalize 349807
vecsplice 354706
abgrp_get_no 354831
FqX_mul 367284
ellR_get_sign 371325
get_F2xqX_var 375375
coltrunc_init 393680
cxtoreal 394437
RgX_is_QX 395890
perm_conj 418299
FqX_Fq_mul 427291
FqX_extgcd 443109
nf_get_disc 457230
Z_issquare 458570
precdbl 475326
RgX_shift_inplace 479267
RgX_shift_inplace_init 479267
vecsmall_ei 494153
zv_to_ZV 502527
vecsmall_to_vec 511088
nf_get_sign 517052
mkvec3s 524441
gdivsg 529208
ZM_ZV_mod 540127
addmuliu 541090
FqX_Fp_mul 568288
prec2nbits_mul 580920
RgC_fpnorml2 618275
FqX_is_squarefree 683802
mkvecsmall5 692078
vecreverse 697046
mkrfrac 698152
rnf_get_nf 733726
logint 752113
row 762840
gcmpgs 790664
ellff_get_a4a6 800040
zero_F2m_copy 840136
FpXX_renormalize 849896
zeropadic 855612
gmin_shallow 874906
affgr 898789
ZXQ_sqr 951576
cgetc 973494
Flx_lead 980068
vecsmall_max 1029905
pr_norm 1066819
sstoQ 1074206
polx_F2x 1075600
mkoo 1076957
Fp_invsafe 1099962
Flx_mulu 1104807
RgV_isscalar 1140180
nf_get_varn 1167789
inf_get_sign 1195145
mkfracss 1209444
gen_I 1269491
bnr_get_nf 1269680
bnf_get_sunits 1278293
ell_get_j 1295726
Rg_col_ei 1308949
guncloneNULL_deep 1372641
bid_get_mod 1386423
rnf_get_absdegree 1392746
RgX_is_monomial 1395689
zero_Flx 1426120
constant_coeff 1439872
vecsmall_concat 1464294
nf_get_roots 1531655
F2m_flip 1553899
F2v_flip 1553899
F2x_flip 1553899
F2x_div 1565681
bnf_get_gen 1578486
abgrp_get_gen 1650855
nf_get_roundG 1686026
vec_ei 1711652
ulogint 1716075
gsubgs 1719798
ellinf 1868479
killblock 1885595
modpr_get_p 1888418
get_F2x_degree 1929006
bnr_get_bid 1941839
bid_get_MOD 1994856
bid_get_sprk 1995591
Flx_div 1995790
ellnf_get_nf 2027612
bid_get_fact2 2029386
ellff_get_field 2036873
ell_get_b4 2135641
ZXQ_mul 2145455
pari_realloc_ip 2149219
zv_copy 2183599
gc_slice 2202131
bid_get_archp 2222158
pol_xn 2232373
bid_get_fact 2317636
bnr_get_cyc 2345172
get_F2x_mod 2499107
rnf_get_degree 2506083
mul_content 2512721
cyc_get_expo 2523383
get_F2x_var 2532794
Flv_copy 2545297
RgX_coeff 2551519
ell_get_b8 2608978
bnr_get_clgp 2640520
vecslicepermute 2646990
bnf_get_logfu 2702490
hash_str 2747301
perm_inv 2778598
zero_Flm 2785432
sqrtnr 2794968
znstar_get_pe 2820791
rnf_get_pol 2844933
F2x_equal1 2873836
gisdouble 2967011
mkpolmod 3024834
ell_get_b6 3055105
Fq_red 3106459
identity_perm 3130758
identity_zv 3155101
bit_accuracy_mul 3175252
ZV_to_zv 3191092
znstar_get_conreygen 3221961
F3m_coeff 3247910
bid_get_U 3382341
get_FpX_mod 3393176
vec_append 3432074
bnf_get_cyc 3511191
pol_x 3564635
nf_get_index 3580460
bnr_get_bnf 3594589
zero_F2v 3628398
mulsubii 3849753
pol1_F2x 3954949
vec_to_vecsmall 4016083
vecsmall_append 4078930
sqrfrac 4136353
vecsmall_copy 4366190
mkcol2s 4415390
pol_1 4464423
mkmat 4610460
F2x_equal 4655531
checkell_i 4677428
FpXQX_renormalize 4693849
qfb_disc3 4847864
mkfraccopy 4959129
is_rational_t 5017168
nf_get_zkprimpart 5020788
nf_get_zkden 5066640
bnf_get_clgp 5098190
pari_stack_delete 5341476
bid_get_cyc 5367672
bid_get_grp 5420189
ell_get_b2 5432782
FpX_div 5442051
col_ei 5680598
isintm1 5702676
ell_get_a2 5709705
pari_stack_init 5758093
get_FpX_degree 6006017
Flm_copy 6275178
ell_get_a4 6522706
sqrti 6591135
mkvec4 6647003
ell_get_a3 6912848
ZM_lll 6933696
veclast 6934492
RgX_div 7053735
ell_get_a1 7116201
RgX_gtofp 7132170
vecsmall_lexcmp 7209171
znstar_get_faN 7211773
get_FpX_var 7236928
ZX_is_monic 7328610
ZV_ZV_mod 7343470
zc_to_ZC 7747214
vecsmall_to_col 7761396
znstar_get_conreycyc 7824692
Q_abs 7936253
ell_get_a6 7961479
mkintmod 7984181
ell_get_c4 8021633
F2m_coeff 8021909
RgM_gtofp 8178015
Flx_equal1 8320154
gc_INT_affii 8459407
Flm_row 8741781
ell_get_c6 8850281
cxtofp 8978369
RgM_dimensions 9408744
bnf_get_nf 9429118
nf_get_invzk 9488191
ismpzero 9574633
is_intreal_t 9574751
const_col 9622849
ser_isexactzero 10079479
mkcol 10185233
ZC_hnfrem 10191851
mul_denom 10293821
ell_get_disc 11279795
Fp_addmul 11335057
abgrp_get_cyc 11506151
pr_get_gen 11513019
ell_get_type 11588099
vectrunc_init 11628789
F2v_clear 12265138
F2x_clear 12265141
nbits2nlong 12578694
closure_get_frame 13065791
modpr_get_T 13192641
pol0_F2x 13239855
gmax_shallow 13509997
zeromatcopy 14026471
Fp_center_i 14166387
rowpermute 14416305
mkvec5 14487641
Fp_div 15034996
Fp_divu 15134782
vectrunc_append 15156586
mkvecsmall4 15478143
pr_get_e 15719049
pr_is_inert 16402174
matslice 16605473
normalize_frac 17002023
isint1 17089502
cxcompotor 18005950
hash_str_len 18212720
qfb_disc 18474616
const_vecsmall 18987801
vecpermute 19833942
nf_get_M 20766532
RgX_is_ZX 20849701
Fp_double 21189042
Flx_div_pre 21395235
RgM_shallowcopy 21407839
gmulgs 22060310
nf_get_r1 22160645
ZV_isscalar 22761534
Fp_inv 23225318
pr_get_f 25346975
get_Flx_mod 25409267
shallowcopy 25833784
zerovec 26645925
RgX_equal_var 26927643
mkqfb 27797873
modpr_get_pr 30070719
Fp_neg 30198905
RgV_is_ZV 31476807
mkmat2 32558136
submulii 32799889
const_vec 32854282
RgC_gtofp 33710998
znstar_get_N 34545576
zero_zv 36171644
polx_Flx 37542837
lincombii 37859144
closure_is_variadic 40103632
mkfrac 41028252
zeropol 42309352
powii 42925485
is_vec_t 43420961
absfrac 45595380
pr_get_tau 47846309
guncloneNULL 47880064
mkmat22 49802741
ell_is_inf 51316131
QV_isscalar 52367932
pol1_Flx 54577087
zero_Flv 58769711
addmuliu_inplace 59408123
submuliu_inplace 59910651
F2x_copy 60409370
gtodouble 60834253
qfb_is_qfi 60851148
is_real_t 62656162
Fp_sqr 64337089
get_Flx_var 67698755
mkvec 68107636
Fp_mulu 68107953
nf_get_degree 68832875
Fp_center 75775545
vecsmallpermute 77995221
rowslice 78373946
sqrtr 79985055
perm_mul 80190374
Fp_red 80787078
get_Flx_degree 82157278
pol_0 83281686
is_noncalc_t 85680093
gtos 85805777
pr_get_p 89384479
mkcomplex 90066648
cxnorm 90685098
dbllog2r 93156093
nf_get_pol 94454645
vecsmalltrunc_append 99779385
mkvecsmall3 100288724
cgiv 100645639
F2v_set 101339487
pol0_Flx 101901093
RgX_copy 103509878
prec2nbits 104966017
gc_all 106205204
vecsmall_prefixcmp 108088071
F2x_renormalize 115148531
mkvec3 116185930
both_odd 116914489
zerocol 118831664
nchar2nlong 120823124
gaddgs 123175597
gmulgu 124184326
F2x_set 124668213
mkvecsmall 129369159
equalim1 139009733
bit_prec 141560413
FpX_renormalize 145101761
nbrows 153702764
mkcol2 154771867
ZX_renormalize 157034170
uutoQ 158080619
leading_coeff 169271055
Fp_add 172005360
Flx_copy 172076031
mkvec2 182621914
nbits2prec 186142217
vecsmalltrunc_init 188243120
Fp_mul 199895071
Fp_sub 203686853
mkvecsmall2 223808251
gc_GEN 249731976
gtofp 252757130
is_universal_constant 291015780
lg_increase 314729366
closure_get_data 319420083
closure_get_oper 319434301
closure_codestr 319439050
lgcols 341306619
closure_arity 368217590
is_scalar_t 377647904
bin_copy 482388487
pari_free 495669880
is_bigint 558720709
leafcopy_avma 566041174
pari_stack_new 605788701
vecslice 641966136
is_matvec_t 660124588
F2v_coeff 660985486
F2x_coeff 667566485
pari_stack_alloc 698832668
pari_stack_base 704170588
pari_malloc 726007523
GENbinbase 935731591
gc_leaf 1116198686
equali1 1289833009
nbits2extraprec 1488361023
gc_upto 1907059137
odd 2055561025
is_pm1 2176530214
lgpol 2633786885
isintzero 2805618171
bit_accuracy 3134374090
gc_INT 4044783223
prec2lg 4477366146
is_const_t 4891231775
degpol 5347213571
icopy_avma 7911159747
remsBIL 8011242162
divsBIL 8101738157
isonstack 8130813391
is_recursive_t 9159394651

Generated by: LCOV version 1.16