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 30106-3f17b77578) Lines: 1426 1569 90.9 %
Date: 2025-03-31 09:19:50 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
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 3052
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 4438
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 6020
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 7728
bnr_get_gen 7847
get_FlxqX_mod 8033
FqX_gcd 8106
gchar_get_mod 8225
locs_get_mod 8225
ndec2nbits 8270
bnf_get_no 8358
prec2ndec 9778
vectrunc_append_batch 9821
cgetalloc 10138
gchar_get_Ui 10969
vec_shorten 11549
ZX_equal1 12549
R_abs_shallow 13083
gchar_get_nfprec 13419
closure_get_dbg 13523
zx_renormalize 14049
gener_Fq_local 14593
pari_err_TYPE 15384
gal_get_gen 15435
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 19922
pari_err_INV 20018
FpXY_Fq_evaly 20587
rnf_get_nfdegree 21217
FqX_mulu 21942
nf_get_Tr 22080
RgM_fpnorml2 22375
gtomp 22428
FqXQ_mul 22766
ZV_dvd 23485
gal_get_mod 23772
FqX_neg 24956
FqX_red 25354
bnf_get_fu 25852
nfV_to_scalar_or_alg 26293
absfrac_shallow 27313
gal_get_den 27650
gal_get_invvdm 27657
zerovec_block 28009
gequalgs 29176
gal_get_roots 32529
gchar_get_basis 32639
F2xqX_div 33173
ndec2prec 33216
mkcolcopy 33497
bid_get_arch 35098
gal_get_pol 36113
closure_get_text 36855
gchar_get_S 36865
gchar_get_ns 36865
gchar_get_nc 37131
FqX_rem 37743
F2v_to_F2x 37886
FqX_div 38447
FqX_deriv 40061
mkcols 40411
ndec2nlong 41486
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 57953
nf_get_ramified_primes 59381
RgX_fpnorml2 60523
err_get_num 62334
RgX_is_rational 67689
FqX_sub 68607
mkquad 69118
FqX_div_by_X_x 69629
quadnorm 69860
FqX_sqr 71855
vecsmall_shorten 72684
Fq_to_FpXQ 73792
bid_get_ideal 78295
gal_get_group 80170
mkcol3 88314
cyclic_perm 99911
gtou 102552
mkcol4 103467
zv_to_zx 104146
mkmoo 105906
zeromat 109024
RgV_isin 110130
RgV_isin_i 110130
mkvec2copy 114444
Q_abs_shallow 118515
mkmatcopy 121003
mkveccopy 122507
RgXQX_rem 125476
FqX_add 127694
rnf_get_map 135183
idealred 138526
zeroser 138698
RgV_is_QV 140074
FqX_factor 140834
bnr_get_mod 141001
get_FpXQX_mod 146583
FlxqX_div_pre 165417
znstar_get_U 176051
rowslicepermute 182585
vecsmall_prepend 186753
gchar_get_DLdata 188468
locs_get_Lsprk 191695
F2m_copy 198017
get_F2xqX_degree 200851
gchar_get_bnf 203105
rowcopy 204988
locs_get_m_infty 207235
mkmat22s 207501
mkvec2s 219948
affgr 220535
zero_Flm_copy 232085
mkcol6 232344
ellR_get_prec 232582
gchar_get_nf 241501
affc_fixlg 244491
Fp_halve 246991
rnf_get_nfpol 255354
znstar_get_cyc 261976
FqXn_mul 263403
get_FlxqX_var 264420
bnf_get_tuN 265183
gchar_get_zm 279434
bnf_get_fu_nocheck 288183
bnf_get_tuU 290526
vec_prepend 300966
nf_get_G 301208
rnf_get_polabs 314482
bnr_get_no 314575
get_FlxqX_degree 317565
ZM_hnfrem 326762
Flx_constant 330282
upr_norm 343930
RgX_renormalize 349345
vecsplice 354680
FqX_mul 367097
ellR_get_sign 371325
get_F2xqX_var 375375
cxtoreal 389550
abgrp_get_no 391887
coltrunc_init 393680
RgX_is_QX 395593
perm_conj 418299
FqX_Fq_mul 427296
FqX_extgcd 442837
nf_get_disc 456892
Z_issquare 458536
precdbl 475313
RgX_shift_inplace 480682
RgX_shift_inplace_init 480682
vecsmall_ei 494378
zv_to_ZV 502527
vecsmall_to_vec 511088
nf_get_sign 516829
mkvec3s 524441
gdivsg 529180
ZM_ZV_mod 539100
addmuliu 541177
FqX_Fp_mul 567976
prec2nbits_mul 575816
RgC_fpnorml2 617603
FqX_is_squarefree 683802
mkvecsmall5 691966
vecreverse 697039
mkrfrac 698131
rnf_get_nf 733698
logint 752094
row 762810
gcmpgs 785655
ellff_get_a4a6 800050
zero_F2m_copy 840094
FpXX_renormalize 849896
zeropadic 855863
gmin_shallow 874872
ZXQ_sqr 950775
cgetc 968278
Flx_lead 969010
gerepilemany 984808
vecsmall_max 1011159
pr_norm 1066815
sstoQ 1074164
polx_F2x 1075803
mkoo 1077564
Flx_mulu 1094720
Fp_invsafe 1099938
RgV_isscalar 1140178
nf_get_varn 1167341
inf_get_sign 1195731
mkfracss 1209626
bnr_get_nf 1260072
gen_I 1269322
bnf_get_sunits 1278293
Rg_col_ei 1293626
ell_get_j 1295726
guncloneNULL_deep 1367717
bid_get_mod 1386555
rnf_get_absdegree 1392746
zero_Flx 1426248
constant_coeff 1439434
vecsmall_concat 1464250
nf_get_roots 1531052
F2m_flip 1553878
F2v_flip 1553878
F2x_flip 1553884
F2x_div 1565792
bnf_get_gen 1579855
abgrp_get_gen 1653647
nf_get_roundG 1685940
gsubgs 1707269
vec_ei 1711365
ulogint 1720159
ellinf 1868509
killblock 1883325
modpr_get_p 1888445
get_F2x_degree 1929228
bnr_get_bid 1936927
bid_get_MOD 1990761
bid_get_sprk 1991488
Flx_div 1995695
bid_get_fact2 2025295
ellnf_get_nf 2027598
ellff_get_field 2036905
ZXQ_mul 2127994
ell_get_b4 2135641
pari_realloc_ip 2143702
zv_copy 2183727
gerepilecoeffs 2201974
bid_get_archp 2217827
pol_xn 2232373
bid_get_fact 2313969
bnr_get_cyc 2396485
get_F2x_mod 2499120
rnf_get_degree 2506083
mul_content 2512191
cyc_get_expo 2521143
get_F2x_var 2532926
Flv_copy 2545428
RgX_coeff 2551519
ell_get_b8 2608978
vecslicepermute 2645502
bnf_get_logfu 2702039
bnr_get_clgp 2728680
hash_str 2737312
perm_inv 2778425
zero_Flm 2783636
sqrtnr 2795079
znstar_get_pe 2820777
rnf_get_pol 2844933
F2x_equal1 2873645
gisdouble 2967635
mkpolmod 3018045
ell_get_b6 3055105
Fq_red 3106413
RgX_is_monomial 3111604
identity_perm 3125401
identity_zv 3149744
bit_accuracy_mul 3175234
ZV_to_zv 3190967
znstar_get_conreygen 3221821
F3m_coeff 3247857
bid_get_U 3378367
get_FpX_mod 3393114
vec_append 3431760
bnf_get_cyc 3509048
pol_x 3565057
nf_get_index 3580195
zero_F2v 3628154
bnr_get_bnf 3632284
mulsubii 3847968
pol1_F2x 3955973
vec_to_vecsmall 4015861
vecsmall_append 4071278
sqrfrac 4137588
vecsmall_copy 4366238
mkcol2s 4415390
pol_1 4459516
mkmat 4610244
F2x_equal 4654773
checkell_i 4677505
FpXQX_renormalize 4693601
mkfraccopy 4844511
qfb_disc3 4848575
is_rational_t 5015646
nf_get_zkprimpart 5021412
nf_get_zkden 5067277
bnf_get_clgp 5097421
pari_stack_delete 5323477
bid_get_cyc 5361620
bid_get_grp 5415532
ell_get_b2 5432780
FpX_div 5437107
col_ei 5679243
isintm1 5701398
ell_get_a2 5709716
pari_stack_init 5742372
get_FpX_degree 6005815
Flm_copy 6275349
ell_get_a4 6522717
sqrti 6590523
mkvec4 6637650
ell_get_a3 6912857
veclast 6933209
ZM_lll 6933954
RgX_div 7053522
ell_get_a1 7116210
RgX_gtofp 7131482
vecsmall_lexcmp 7209171
znstar_get_faN 7211010
get_FpX_var 7237005
ZX_is_monic 7266135
ZV_ZV_mod 7322936
zc_to_ZC 7747286
vecsmall_to_col 7761465
znstar_get_conreycyc 7824104
Q_abs 7911720
ell_get_a6 7961490
F2m_coeff 8021532
ell_get_c4 8021795
mkintmod 8025615
RgM_gtofp 8179060
Flx_equal1 8318418
Flm_row 8741932
ell_get_c6 8850403
cxtofp 8951906
RgM_dimensions 9404972
bnf_get_nf 9425758
nf_get_invzk 9487251
ismpzero 9575084
is_intreal_t 9575194
const_col 9622801
ser_isexactzero 10079052
mkcol 10180176
ZC_hnfrem 10192070
mul_denom 10294039
ell_get_disc 11279969
Fp_addmul 11284829
pr_get_gen 11508168
abgrp_get_cyc 11549262
ell_get_type 11588448
vectrunc_init 11682060
F2x_clear 12264428
F2v_clear 12264432
nbits2nlong 12572397
closure_get_frame 13051981
modpr_get_T 13187542
pol0_F2x 13240582
gmax_shallow 13509989
zeromatcopy 14025527
Fp_center_i 14143211
rowpermute 14414266
mkvec5 14486815
Fp_div 14986235
Fp_divu 15086095
vectrunc_append 15215043
RgX_is_ZX 15293329
mkvecsmall4 15466899
pr_get_e 15717951
pr_is_inert 16398982
matslice 16597279
normalize_frac 16754230
isint1 17004634
cxcompotor 17937118
hash_str_len 18203278
qfb_disc 18470583
const_vecsmall 19056061
gerepileall 19231015
vecpermute 19832561
nf_get_M 20766122
Fp_double 21223403
Flx_div_pre 21392918
RgM_shallowcopy 21440705
gmulgs 22059828
nf_get_r1 22160310
ZV_isscalar 22760253
Fp_inv 23212223
pr_get_f 25340269
get_Flx_mod 25408278
shallowcopy 25866775
zerovec 26629574
RgX_equal_var 26877610
mkqfb 27799266
Fp_neg 28827234
modpr_get_pr 30052674
RgV_is_ZV 31358319
mkmat2 32593637
submulii 32800182
const_vec 32896093
RgC_gtofp 33712630
znstar_get_N 34544862
zero_zv 36169588
polx_Flx 37588072
lincombii 37841584
closure_is_variadic 40097596
mkfrac 41025756
zeropol 42330398
powii 42891875
is_vec_t 43386861
absfrac 45564618
guncloneNULL 47776018
pr_get_tau 47841482
mkmat22 50596431
ell_is_inf 51085610
QV_isscalar 52360510
pol1_Flx 54577857
zero_Flv 58763731
addmuliu_inplace 59412435
submuliu_inplace 59911139
F2x_copy 60383468
gtodouble 60614837
is_real_t 62655021
Fp_sqr 64088436
get_Flx_var 67627093
qfb_is_qfi 67769284
mkvec 68027814
Fp_mulu 68639019
nf_get_degree 68810477
Fp_center 75628808
vecsmallpermute 77953388
rowslice 78330636
sqrtr 79923663
perm_mul 80147714
Fp_red 80584414
get_Flx_degree 82439012
pol_0 82516003
gtos 85802286
gc_all 86045620
pr_get_p 89367757
mkcomplex 90159116
is_noncalc_t 90635136
cxnorm 90766597
dbllog2r 92960955
nf_get_pol 94431447
vecsmalltrunc_append 99757580
mkvecsmall3 100291033
F2v_set 101339138
pol0_Flx 101770677
RgX_copy 103470367
prec2nbits 104446375
vecsmall_prefixcmp 108088071
F2x_renormalize 115196247
both_odd 117037061
mkvec3 117615959
cgiv 117668276
zerocol 118833954
nchar2nlong 120805820
gaddgs 123157909
gmulgu 124174680
F2x_set 124742820
mkvecsmall 129226465
equalim1 139008404
bit_prec 141520826
FpX_renormalize 144987733
nbrows 153674418
ZX_renormalize 154369664
mkcol2 156655674
uutoQ 158072807
leading_coeff 169086844
Flx_copy 172092014
Fp_add 173450543
mkvec2 183114589
nbits2prec 185634709
vecsmalltrunc_init 189112635
Fp_mul 199615015
Fp_sub 203198138
mkvecsmall2 223688533
gc_GEN 227258801
gtofp 252470062
is_universal_constant 291199005
lg_increase 317499989
closure_get_data 319346016
closure_get_oper 319361898
closure_codestr 319372293
lgcols 341348935
closure_arity 368123765
is_scalar_t 371065374
bin_copy 476998123
pari_free 490287505
leafcopy_avma 548441575
is_bigint 557559897
pari_stack_new 605601602
vecslice 641172295
is_matvec_t 657900786
F2v_coeff 660982269
F2x_coeff 667665124
pari_stack_alloc 698635631
pari_stack_base 703930977
pari_malloc 720624118
GENbinbase 924996127
gerepileuptoleaf 1076029205
equali1 1278681818
nbits2extraprec 1477251843
gerepileupto 1861739632
odd 2053414322
is_pm1 2188462126
lgpol 2628300830
isintzero 2801257439
bit_accuracy 3123337984
gc_INT 4035998555
prec2lg 4461340919
is_const_t 4885188576
degpol 5342762180
icopy_avma 7895057664
remsBIL 7979976720
isonstack 8053213729
divsBIL 8070067278
is_recursive_t 9167335992

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