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 30146-7dee4152cd) Lines: 1428 1575 90.7 %
Date: 2025-04-19 09:18:32 Functions: 648 719 90.1 %
Legend: Lines: hit not hit

Function Name Sort by function name Hit count Sort by hit count
F2m_clear 0
F2m_coeff 8021656
F2m_copy 198022
F2m_flip 1553989
F2m_set 798
F2v_clear 12264634
F2v_coeff 660981802
F2v_copy 4487
F2v_ei 42
F2v_flip 1553988
F2v_set 101339288
F2v_to_F2x 37773
F2xX_shift 0
F2x_clear 12264622
F2x_coeff 667539402
F2x_copy 60427579
F2x_div 1566119
F2x_equal 4655687
F2x_equal1 2873779
F2x_flip 1553988
F2x_renormalize 115112201
F2x_set 124645414
F2xqX_div 33173
F3m_coeff 3247857
F3m_copy 0
F3m_set 0
Flm_copy 6275263
Flm_row 8741590
Flv_copy 2545350
Flx_constant 330281
Flx_copy 172081767
Flx_div 1995640
Flx_div_pre 21392887
Flx_equal1 8318444
Flx_lead 979600
Flx_mulu 1094772
FlxqX_div 0
FlxqX_div_pre 165410
Flxq_add 0
Flxq_sub 0
FpV_FpC_mul 0
FpXQX_div 4526
FpXQX_renormalize 4693488
FpXQ_add 0
FpXQ_sub 0
FpXX_renormalize 849896
FpXY_Fq_evaly 20587
FpX_div 5442130
FpX_renormalize 144994644
Fp_add 173243046
Fp_addmul 11229203
Fp_center 75664199
Fp_center_i 14149515
Fp_div 15035456
Fp_divu 15135262
Fp_double 21184823
Fp_halve 246991
Fp_inv 23224188
Fp_invsafe 1099930
Fp_mul 199612628
Fp_muls 17780
Fp_mulu 68166845
Fp_neg 28820890
Fp_red 80584552
Fp_sqr 63776402
Fp_sub 202931298
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 567970
FqX_Fq_mul 427296
FqX_add 127694
FqX_ddf 7
FqX_degfact 47786
FqX_deriv 40061
FqX_div 38447
FqX_div_by_X_x 69629
FqX_divrem 0
FqX_extgcd 442839
FqX_factor 140833
FqX_factor_squarefree 7
FqX_gcd 8106
FqX_get_red 6090
FqX_halfgcd 0
FqX_halve 19411
FqX_integ 0
FqX_is_squarefree 683802
FqX_mul 367096
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 3106389
Fq_to_FpXQ 73792
GENbinbase 930197975
QV_isscalar 52360335
Q_abs 7910596
Q_abs_shallow 118528
Qtoss 19922
R_abs 0
R_abs_shallow 13083
RgC_fpnorml2 617593
RgC_gtofp 33709969
RgC_gtomp 574
RgM_dimensions 9405031
RgM_fpnorml2 22375
RgM_gtofp 8178343
RgM_gtomp 21
RgM_minor 1036
RgM_shallowcopy 21440547
RgV_gtofp 56
RgV_is_QV 140076
RgV_is_ZV 31358322
RgV_isin 110130
RgV_isin_i 110130
RgV_isscalar 1140177
RgXQX_div 1904
RgXQX_rem 126410
RgX_coeff 2551519
RgX_copy 103419378
RgX_div 7053531
RgX_equal_var 26870284
RgX_fpnorml2 60523
RgX_gtofp 7131473
RgX_is_QX 395593
RgX_is_ZX 20848568
RgX_is_monomial 1395741
RgX_is_rational 67689
RgX_isscalar 0
RgX_renormalize 349345
RgX_shift_inplace 479299
RgX_shift_inplace_init 479299
RgX_to_RgV 140
Rg_col_ei 1293543
Rg_to_Fq 756
ZC_hnfrem 10192008
ZM_ZV_mod 539080
ZM_hnfrem 326807
ZM_lll 6933617
ZV_ZV_mod 7322850
ZV_dvd 23485
ZV_isscalar 22760301
ZV_to_zv 3190967
ZXQ_mul 2128135
ZXQ_sqr 950782
ZX_equal1 12549
ZX_is_monic 7312800
ZX_renormalize 157033024
Z_ispower 98
Z_issquare 458539
abgrp_get_cyc 11549148
abgrp_get_gen 1653650
abgrp_get_no 391880
absfrac 45561503
absfrac_shallow 27313
addmuliu 541058
addmuliu_inplace 59412627
affc_fixlg 244491
affgr 220535
bid_get_MOD 1990742
bid_get_U 3378347
bid_get_arch 35097
bid_get_archp 2217753
bid_get_cyc 5361555
bid_get_fact 2313925
bid_get_fact2 2025275
bid_get_gen 53333
bid_get_gen_nocheck 0
bid_get_grp 5415461
bid_get_ideal 78295
bid_get_mod 1386554
bid_get_no 0
bid_get_sarch 51226
bid_get_sprk 1991457
bin_copy 479599215
bit_accuracy 3130709376
bit_accuracy_mul 3175234
bit_prec 141514570
bnf_get_clgp 5097422
bnf_get_cyc 3509043
bnf_get_fu 25852
bnf_get_fu_nocheck 288180
bnf_get_gen 1579853
bnf_get_logfu 2702027
bnf_get_nf 9425764
bnf_get_no 8358
bnf_get_reg 641
bnf_get_sunits 1278292
bnf_get_tuN 265187
bnf_get_tuU 290526
bnr_get_bid 1936917
bnr_get_bnf 3632276
bnr_get_clgp 2728648
bnr_get_cyc 2396474
bnr_get_gen 7847
bnr_get_gen_nocheck 70
bnr_get_mod 140999
bnr_get_nf 1260065
bnr_get_no 314565
both_odd 117069283
cbrtr 0
cbrtr_abs 0
cgetalloc 10159
cgetc 968276
cgiv 117698536
checkell_i 4677475
closure_arity 367828229
closure_codestr 319075076
closure_get_code 0
closure_get_data 319039430
closure_get_dbg 13523
closure_get_frame 13060712
closure_get_oper 319062810
closure_get_text 36855
closure_is_variadic 40098487
col_ei 5679278
coltrunc_init 393680
const_col 9622785
const_vec 32898355
const_vecsmall 19055967
constant_coeff 1439437
cxcompotor 18007408
cxnorm 90726871
cxtofp 8979152
cxtoreal 389219
cyc_get_expo 2521121
cyclic_perm 99911
dbllog2r 92962834
degpol 5352988280
div_content 57952
divsBIL 8073265882
ellQp_get_p 1134
ellQp_get_prec 308
ellQp_get_zero 1463
ellR_get_prec 232582
ellR_get_sign 371325
ell_get_a1 7116185
ell_get_a2 5709703
ell_get_a3 6912832
ell_get_a4 6522704
ell_get_a6 7961477
ell_get_b2 5432768
ell_get_b4 2135641
ell_get_b6 3055105
ell_get_b8 2608978
ell_get_c4 8021650
ell_get_c6 8850306
ell_get_disc 11279783
ell_get_j 1295726
ell_get_type 11588220
ell_is_inf 51085561
ellff_get_a4a6 800024
ellff_get_field 2036853
ellinf 1868470
ellnf_get_bnf 126
ellnf_get_nf 2027614
equali1 1289570426
equalim1 139010230
err_get_compo 294
err_get_num 62333
gabsz 0
gaddgs 123154063
gaddz 0
gal_get_den 27650
gal_get_e 91
gal_get_gen 15435
gal_get_group 80171
gal_get_invvdm 27657
gal_get_mod 23772
gal_get_orders 6664
gal_get_p 6020
gal_get_pol 36113
gal_get_roots 32529
gc_GEN 229921142
gc_INT 4046014760
gc_all 86010675
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 785627
gdiventz 0
gdivsg 529207
gdivz 0
gen_I 1269357
gener_Fq_local 14595
gequalgs 29176
gerepileall 19243701
gerepilecoeffs 2202004
gerepilemany 984778
gerepileupto 1879177024
gerepileuptoleaf 1075658069
get_F2x_degree 1928959
get_F2x_mod 2499124
get_F2x_var 2532685
get_F2xqX_degree 200851
get_F2xqX_mod 343
get_F2xqX_var 375375
get_Flx_degree 82258206
get_Flx_mod 25406465
get_Flx_var 67619473
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 6005693
get_FpX_mod 3393078
get_FpX_var 7236826
gisdouble 2967468
gmax_shallow 13509987
gmaxsg 0
gmin_shallow 874898
gminsg 0
gmodz 0
gmul2nz 0
gmulgs 22072538
gmulgu 124174680
gmulz 0
gnegz 0
gshiftz 0
gsubgs 1703387
gsubz 0
gtodouble 60612772
gtofp 252506965
gtomp 22428
gtos 85802363
gtou 102538
guncloneNULL 47776099
guncloneNULL_deep 1366690
gval 5796
hash_str 2747301
hash_str_len 18210242
icopy_avma 7906418034
idealchineseinit 5427
idealred 138530
identity_ZV 4333
identity_perm 3125433
identity_zv 3149776
inf_get_sign 1195693
inv_content 0
is_bigint 557460580
is_const_t 4887870452
is_extscalar_t 6876
is_intreal_t 9574909
is_matvec_t 659327957
is_noncalc_t 85604898
is_pm1 2188598649
is_qfb_t 0
is_rational_t 5015564
is_real_t 62655013
is_recursive_t 9190114373
is_scalar_t 377349075
is_universal_constant 291333541
is_vec_t 43386384
isint1 17088828
isintm1 5702594
isintzero 2803739373
ismpzero 9574809
isonstack 8079762693
killblock 1883178
leading_coeff 169152763
leafcopy_avma 548309972
lg_increase 311841217
lgcols 341341191
lgpol 2636142564
lincombii 37849417
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 752096
matpascal 3885
matslice 16596490
mkcol 10180098
mkcol2 156593957
mkcol2s 4415390
mkcol3 88314
mkcol3s 315
mkcol4 103467
mkcol4s 0
mkcol5 94
mkcol6 232344
mkcolcopy 33500
mkcols 40411
mkcomplex 90164323
mkerr 0
mkfrac 41023616
mkfraccopy 4844554
mkfracss 1209444
mkintmod 7983617
mkintmodu 1813
mkmat 4610288
mkmat2 32556968
mkmat22 50599123
mkmat22s 207501
mkmat3 17001
mkmat4 84
mkmat5 0
mkmatcopy 121026
mkmoo 105910
mkoo 1077519
mkpadic 0
mkpolmod 3011224
mkqfb 27798767
mkquad 69118
mkrfrac 698131
mkrfraccopy 14
mkvec 68071636
mkvec2 182194275
mkvec2copy 114449
mkvec2s 219951
mkvec3 117111838
mkvec3s 524441
mkvec4 6641615
mkvec4s 21
mkvec5 14486804
mkveccopy 122507
mkvecs 168
mkvecsmall 129172896
mkvecsmall2 223697125
mkvecsmall3 100295622
mkvecsmall4 15475922
mkvecsmall5 691948
modpr_get_T 13187468
modpr_get_p 1888446
modpr_get_pr 30052513
mpcosz 0
mpexpz 0
mplogz 0
mpsinz 0
mul_content 2512094
mul_denom 10294090
mulsubii 3848707
nbits2extraprec 1477007982
nbits2ndec 228
nbits2nlong 12575611
nbits2prec 185853685
nbrows 153671932
nchar2nlong 120813941
ndec2nbits 8270
ndec2nlong 41458
ndec2prec 33188
nfV_to_scalar_or_alg 26293
nf_get_G 301262
nf_get_M 20766147
nf_get_Tr 22082
nf_get_degree 68810744
nf_get_diff 4438
nf_get_disc 456898
nf_get_index 3580207
nf_get_invzk 9487101
nf_get_pol 94431566
nf_get_r1 22160263
nf_get_r2 4140
nf_get_ramified_primes 59381
nf_get_roots 1531095
nf_get_roundG 1685999
nf_get_sign 516828
nf_get_varn 1167335
nf_get_zk 4382
nf_get_zkden 5067134
nf_get_zkprimpart 5021281
normalize_frac 16753267
odd 2052952914
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 492888149
pari_malloc 723224206
pari_realloc 1890
pari_realloc_ip 2144973
pari_stack_alloc 698453947
pari_stack_base 703756700
pari_stack_delete 5318484
pari_stack_init 5744623
pari_stack_new 605408860
pari_stack_pushp 5851
perm_conj 418299
perm_inv 2778412
perm_mul 80150892
perm_sqr 728
pol0_F2x 13239710
pol0_Flx 101717355
pol1_F2x 3954545
pol1_Flx 54572173
pol_0 83261502
pol_1 4464125
pol_x 3564998
pol_xn 2232335
pol_xnall 294
polx_F2x 1075618
polx_Flx 37589422
polx_zx 0
polxn_Flx 371
powIs 1561
powii 42891946
pr_get_e 15718188
pr_get_f 25340785
pr_get_gen 11508197
pr_get_p 89368240
pr_get_tau 47841981
pr_is_inert 16399133
pr_norm 1066901
prec2lg 4463501775
prec2nbits 104416209
prec2nbits_mul 575814
prec2ndec 9778
precdbl 475320
qfb_disc 18470638
qfb_disc3 4848309
qfb_is_qfi 67768186
quad_disc 1078
quadnorm 69860
random_Fq 0
remsBIL 7983682536
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 762816
row_i 987
rowcopy 204988
rowpermute 14414431
rowslice 78336529
rowslicepermute 182633
rowsplice 273
ser_isexactzero 10079199
shallowcopy 25866383
sqrfrac 4137858
sqrti 6590555
sqrtnr 2795026
sqrtr 79921625
sstoQ 1074164
sturm 385
submulii 32800182
submuliu 7728
submuliu_inplace 59909415
truecoef 0
trunc_safe 0
ulogint 1715310
upr_norm 343931
uutoQ 158035238
vec_append 3431884
vec_ei 1711374
vec_lengthen 18941
vec_prepend 301078
vec_setconst 0
vec_shorten 11548
vec_to_vecsmall 4015870
veclast 6933177
vecmodii 0
vecmoduu 49784
vecpermute 19831392
vecreverse 697039
vecreverse_inplace 2570
vecslice 641216603
vecslicepermute 2645592
vecsmall_append 4071303
vecsmall_coincidence 0
vecsmall_concat 1464264
vecsmall_copy 4366039
vecsmall_ei 494365
vecsmall_indexmax 21
vecsmall_indexmin 21
vecsmall_isin 84
vecsmall_lengthen 526
vecsmall_lexcmp 7209108
vecsmall_max 1016799
vecsmall_min 2324
vecsmall_pack 84
vecsmall_prefixcmp 108088071
vecsmall_prepend 186753
vecsmall_reverse 3052
vecsmall_shorten 72688
vecsmall_to_col 7761480
vecsmall_to_vec 511088
vecsmall_to_vec_inplace 3304
vecsmallpermute 77956494
vecsmalltrunc_append 99725276
vecsmalltrunc_init 187319549
vecsplice 354672
vectrunc_append 15216405
vectrunc_append_batch 9821
vectrunc_init 11682025
zc_to_ZC 7747299
zero_F2m 0
zero_F2m_copy 840115
zero_F2v 3628210
zero_F2x 1350
zero_Flm 2783756
zero_Flm_copy 232088
zero_Flv 58756772
zero_Flx 1426209
zero_zm 0
zero_zv 36165372
zero_zx 0
zerocol 118828338
zeromat 109069
zeromatcopy 14024601
zeropadic 855624
zeropadic_shallow 17010
zeropol 42294757
zeroser 138726
zerovec 26629490
zerovec_block 28009
zm_copy 0
zm_row 0
zm_to_zxV 0
zm_transpose 266
znstar_get_N 34544862
znstar_get_U 176051
znstar_get_Ui 46788
znstar_get_conreycyc 7824104
znstar_get_conreygen 3221821
znstar_get_cyc 261976
znstar_get_faN 7211010
znstar_get_gen 16150
znstar_get_no 14
znstar_get_pe 2820777
zv_copy 2183651
zv_to_ZV 502527
zv_to_zx 104146
zx_renormalize 14049
zx_shift 0
zx_to_zv 0

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