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 30249-6b5dfc0a25) Lines: 1421 1532 92.8 %
Date: 2025-04-29 09:18:49 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 8021606
F2m_copy 198022
F2m_flip 1553970
F2m_set 798
F2v_clear 12264529
F2v_coeff 660981476
F2v_copy 4487
F2v_ei 42
F2v_flip 1553970
F2v_set 101339096
F2v_to_F2x 37793
F2xX_shift 0
F2x_clear 12264534
F2x_coeff 667546162
F2x_copy 60408540
F2x_div 1565962
F2x_equal 4656644
F2x_equal1 2873871
F2x_flip 1553970
F2x_renormalize 115146675
F2x_set 124660046
F2xqX_div 33173
F3m_coeff 3247913
F3m_copy 0
F3m_set 0
Flm_copy 6275403
Flm_row 8741727
Flv_copy 2545353
Flx_constant 330286
Flx_copy 172062184
Flx_div 1995667
Flx_div_pre 21391395
Flx_equal1 8318622
Flx_lead 979049
Flx_mulu 1094790
FlxqX_div 0
FlxqX_div_pre 165415
Flxq_add 0
Flxq_sub 0
FpV_FpC_mul 0
FpXQX_div 4526
FpXQX_renormalize 4693502
FpXQ_add 0
FpXQ_sub 0
FpXX_renormalize 849896
FpXY_Fq_evaly 20587
FpX_div 5442138
FpX_renormalize 145000125
Fp_add 173412538
Fp_addmul 11270209
Fp_center 75678763
Fp_center_i 14134338
Fp_div 15035114
Fp_divu 15134956
Fp_double 21263342
Fp_halve 246991
Fp_inv 23224176
Fp_invsafe 1099933
Fp_mul 199669499
Fp_muls 17780
Fp_mulu 67760241
Fp_neg 28821624
Fp_red 80581995
Fp_sqr 64225601
Fp_sub 203558586
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 568001
FqX_Fq_mul 427284
FqX_add 127694
FqX_ddf 7
FqX_degfact 47786
FqX_deriv 40061
FqX_div 38518
FqX_div_by_X_x 69629
FqX_divrem 0
FqX_extgcd 442849
FqX_factor 140897
FqX_factor_squarefree 7
FqX_gcd 8190
FqX_get_red 6090
FqX_halfgcd 0
FqX_halve 19411
FqX_integ 0
FqX_is_squarefree 683802
FqX_mul 367095
FqX_mulu 21942
FqX_neg 24956
FqX_normalize 4095
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 3106238
Fq_to_FpXQ 73792
GENbinbase 934549607
QV_isscalar 52361066
Q_abs 7910954
Q_abs_shallow 118721
Qtoss 19936
R_abs 0
R_abs_shallow 13083
RgC_fpnorml2 617765
RgC_gtofp 33707833
RgC_gtomp 574
RgM_dimensions 9404898
RgM_fpnorml2 22410
RgM_gtofp 8177954
RgM_gtomp 21
RgM_minor 1036
RgM_shallowcopy 21441336
RgV_gtofp 56
RgV_is_QV 140073
RgV_is_ZV 31359056
RgV_isin 110130
RgV_isin_i 110130
RgV_isscalar 1140178
RgXQX_div 1904
RgXQX_rem 126529
RgX_coeff 2551519
RgX_copy 103509764
RgX_div 7053679
RgX_equal_var 26927647
RgX_fpnorml2 60522
RgX_gtofp 7131621
RgX_is_QX 395804
RgX_is_ZX 20849853
RgX_is_monomial 1395787
RgX_is_rational 67723
RgX_isscalar 0
RgX_renormalize 349807
RgX_shift_inplace 479267
RgX_shift_inplace_init 479267
RgX_to_RgV 140
Rg_col_ei 1293784
Rg_to_Fq 756
ZC_hnfrem 10191988
ZM_ZV_mod 539095
ZM_hnfrem 326802
ZM_lll 6933344
ZV_ZV_mod 7322856
ZV_dvd 23485
ZV_isscalar 22760468
ZV_to_zv 3191093
ZXQ_mul 2128323
ZXQ_sqr 950813
ZX_equal1 12549
ZX_is_monic 7328026
ZX_renormalize 157021842
Z_ispower 98
Z_issquare 458554
abgrp_get_cyc 11549184
abgrp_get_gen 1653648
abgrp_get_no 391890
absfrac 45566608
absfrac_shallow 27397
addmuliu 541060
addmuliu_inplace 59402021
affc_fixlg 249482
affgr 898761
bid_get_MOD 1990756
bid_get_U 3378372
bid_get_arch 35098
bid_get_archp 2217773
bid_get_cyc 5361563
bid_get_fact 2313904
bid_get_fact2 2025195
bid_get_gen 53333
bid_get_gen_nocheck 0
bid_get_grp 5415476
bid_get_ideal 78295
bid_get_mod 1386554
bid_get_no 0
bid_get_sarch 51226
bid_get_sprk 1991490
bin_copy 481773518
bit_accuracy 3131026161
bit_accuracy_mul 3175240
bit_prec 141508413
bnf_get_clgp 5097416
bnf_get_cyc 3509046
bnf_get_fu 25852
bnf_get_fu_nocheck 288177
bnf_get_gen 1579856
bnf_get_logfu 2702021
bnf_get_nf 9425729
bnf_get_no 8358
bnf_get_reg 641
bnf_get_sunits 1278289
bnf_get_tuN 265191
bnf_get_tuU 290534
bnr_get_bid 1936919
bnr_get_bnf 3632281
bnr_get_clgp 2728656
bnr_get_cyc 2396460
bnr_get_gen 7847
bnr_get_gen_nocheck 70
bnr_get_mod 140999
bnr_get_nf 1260066
bnr_get_no 314576
both_odd 117146209
cbrtr 0
cbrtr_abs 0
cgetalloc 10166
cgetc 973269
cgiv 100607477
checkell_i 4677469
closure_arity 367627502
closure_codestr 318869469
closure_get_code 0
closure_get_data 318840776
closure_get_dbg 13523
closure_get_frame 13061801
closure_get_oper 318857979
closure_get_text 36855
closure_is_variadic 40099009
col_ei 5679565
coltrunc_init 393680
const_col 9622917
const_vec 32903343
const_vecsmall 19056648
constant_coeff 1439419
cxcompotor 18004006
cxnorm 90647206
cxtofp 8977415
cxtoreal 394212
cyc_get_expo 2521127
cyclic_perm 99911
dbllog2r 93097754
degpol 5348564721
div_content 57982
divsBIL 8093766423
ellQp_get_p 1134
ellQp_get_prec 308
ellQp_get_zero 1463
ellR_get_prec 232582
ellR_get_sign 371325
ell_get_a1 7116188
ell_get_a2 5709703
ell_get_a3 6912835
ell_get_a4 6522704
ell_get_a6 7961477
ell_get_b2 5432771
ell_get_b4 2135641
ell_get_b6 3055105
ell_get_b8 2608978
ell_get_c4 8021700
ell_get_c6 8850344
ell_get_disc 11279838
ell_get_j 1295726
ell_get_type 11588297
ell_is_inf 51100116
ellff_get_a4a6 800027
ellff_get_field 2036856
ellinf 1868469
ellnf_get_bnf 126
ellnf_get_nf 2027600
equali1 1289020698
equalim1 139010434
err_get_compo 294
err_get_num 62334
gaddgs 123174004
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 249456930
gc_INT 4042295713
gc_INT_affii 8450820
gc_all 106003648
gc_slice 2202094
gc_upto 1906398829
gc_uptoleaf 1115508964
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 790650
gdivsg 529205
gen_I 1269316
gener_Fq_local 14595
gequalgs 29176
get_F2x_degree 1928958
get_F2x_mod 2499166
get_F2x_var 2532677
get_F2xqX_degree 200851
get_F2xqX_mod 343
get_F2xqX_var 375375
get_Flx_degree 82004804
get_Flx_mod 25406027
get_Flx_var 67618384
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 6005688
get_FpX_mod 3393071
get_FpX_var 7236830
gisdouble 2967066
gmax_shallow 13509995
gmaxsg 0
gmin_shallow 874896
gminsg 0
gmulgs 22046306
gmulgu 124179972
gsubgs 1718363
gtodouble 60609333
gtofp 252485207
gtomp 22428
gtos 85802462
gtou 102546
guncloneNULL 47773866
guncloneNULL_deep 1365450
gval 5796
hash_str 2747301
hash_str_len 18211514
icopy_avma 7907653969
idealchineseinit 5427
idealred 138530
identity_ZV 4333
identity_perm 3125783
identity_zv 3150126
inf_get_sign 1195764
inv_content 0
is_bigint 558612953
is_const_t 4889881749
is_extscalar_t 6876
is_intreal_t 9574723
is_matvec_t 659434286
is_noncalc_t 85604885
is_pm1 2176057542
is_qfb_t 0
is_rational_t 5016107
is_real_t 62655164
is_recursive_t 9153307071
is_scalar_t 377610690
is_universal_constant 291158572
is_vec_t 43394718
isint1 17088546
isintm1 5702391
isintzero 2804371814
ismpzero 9574607
isonstack 8125499672
killblock 1882613
leading_coeff 169167004
leafcopy_avma 566002096
lg_increase 304065207
lgcols 341379714
lgpol 2633989522
lincombii 37845022
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 752100
matpascal 3885
matslice 16599402
mkcol 10180418
mkcol2 154741697
mkcol2s 4415390
mkcol3 88314
mkcol3s 315
mkcol4 103467
mkcol4s 0
mkcol5 94
mkcol6 232344
mkcolcopy 33503
mkcols 40411
mkcomplex 90049664
mkerr 0
mkfrac 41024611
mkfraccopy 4959124
mkfracss 1209444
mkintmod 7983701
mkintmodu 1813
mkmat 4610408
mkmat2 32555579
mkmat22 49790515
mkmat22s 207501
mkmat3 17001
mkmat4 84
mkmat5 0
mkmatcopy 121034
mkmoo 105920
mkoo 1077576
mkpadic 2009
mkpolmod 3024400
mkqfb 27798205
mkquad 69118
mkrfrac 698152
mkrfraccopy 14
mkvec 68064711
mkvec2 180720799
mkvec2copy 114499
mkvec2s 219957
mkvec3 115773663
mkvec3s 524441
mkvec4 6641832
mkvec4s 21
mkvec5 14486992
mkveccopy 122507
mkvecs 168
mkvecsmall 129179793
mkvecsmall2 223702553
mkvecsmall3 100294213
mkvecsmall4 15475788
mkvecsmall5 691948
modpr_get_T 13187737
modpr_get_p 1888445
modpr_get_pr 30053003
mul_content 2512430
mul_denom 10294277
mulsubii 3848579
nbits2extraprec 1486855572
nbits2ndec 228
nbits2nlong 12577993
nbits2prec 185977672
nbrows 153672413
nchar2nlong 120815185
ndec2nbits 8270
ndec2nlong 41465
ndec2prec 33195
nfV_to_scalar_or_alg 26293
nf_get_G 301230
nf_get_M 20766299
nf_get_Tr 22084
nf_get_degree 68812098
nf_get_diff 4438
nf_get_disc 456915
nf_get_index 3580343
nf_get_invzk 9487807
nf_get_pol 94434329
nf_get_r1 22160510
nf_get_r2 4140
nf_get_ramified_primes 59395
nf_get_roots 1531147
nf_get_roundG 1685948
nf_get_sign 516827
nf_get_varn 1167415
nf_get_zk 4382
nf_get_zkden 5067317
nf_get_zkprimpart 5021467
normalize_frac 17001790
odd 2053805261
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 495057679
pari_malloc 725394870
pari_realloc 1890
pari_realloc_ip 2144604
pari_stack_alloc 698290944
pari_stack_base 703560413
pari_stack_delete 5317873
pari_stack_init 5744945
pari_stack_new 605229103
pari_stack_pushp 5851
perm_conj 418299
perm_inv 2778601
perm_mul 80159374
perm_sqr 728
pol0_F2x 13237213
pol0_Flx 101719633
pol1_F2x 3954630
pol1_Flx 54570738
pol_0 83278945
pol_1 4464220
pol_x 3565238
pol_xn 2232357
pol_xnall 294
polx_F2x 1075594
polx_Flx 37584636
polx_zx 0
polxn_Flx 371
powIs 1561
powii 42891831
pr_get_e 15718035
pr_get_f 25340478
pr_get_gen 11508489
pr_get_p 89368131
pr_get_tau 47841482
pr_is_inert 16399039
pr_norm 1066808
prec2lg 4474022030
prec2nbits 104851766
prec2nbits_mul 580809
prec2ndec 9778
precdbl 475296
qfb_disc 18470620
qfb_disc3 4848027
qfb_is_qfi 67759937
quad_disc 1085
quadnorm 69881
random_Fq 0
remsBIL 8004242997
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 762810
row_i 987
rowcopy 204988
rowpermute 14415423
rowslice 78345926
rowslicepermute 182499
rowsplice 273
ser_isexactzero 10079199
shallowcopy 25867074
sqrfrac 4136415
sqrti 6590973
sqrtnr 2794980
sqrtr 79920834
sstoQ 1074206
sturm 385
submulii 32800208
submuliu 7728
submuliu_inplace 59900579
truecoef 0
trunc_safe 0
ulogint 1714023
upr_norm 343929
uutoQ 158080493
vec_append 3432002
vec_ei 1711417
vec_lengthen 18941
vec_prepend 301085
vec_setconst 0
vec_shorten 11549
vec_to_vecsmall 4015998
veclast 6933201
vecmodii 0
vecmoduu 49784
vecpermute 19832484
vecreverse 697046
vecreverse_inplace 2570
vecslice 641342395
vecslicepermute 2645464
vecsmall_append 4077452
vecsmall_coincidence 0
vecsmall_concat 1464251
vecsmall_copy 4366083
vecsmall_ei 494378
vecsmall_indexmax 21
vecsmall_indexmin 21
vecsmall_isin 84
vecsmall_lengthen 526
vecsmall_lexcmp 7209171
vecsmall_max 1029806
vecsmall_min 2324
vecsmall_pack 84
vecsmall_prefixcmp 108088071
vecsmall_prepend 186753
vecsmall_reverse 3052
vecsmall_shorten 72688
vecsmall_to_col 7761303
vecsmall_to_vec 511088
vecsmall_to_vec_inplace 3304
vecsmallpermute 77965059
vecsmalltrunc_append 99635910
vecsmalltrunc_init 184305618
vecsplice 354702
vectrunc_append 15213919
vectrunc_append_batch 9821
vectrunc_init 11681721
zc_to_ZC 7747123
zero_F2m 0
zero_F2m_copy 840102
zero_F2v 3628149
zero_F2x 1350
zero_Flm 2784100
zero_Flm_copy 232084
zero_Flv 58759630
zero_Flx 1426077
zero_zm 0
zero_zv 36167981
zero_zx 0
zerocol 118824818
zeromat 109029
zeromatcopy 14023975
zeropadic 855442
zeropadic_shallow 17024
zeropol 42307174
zeroser 138726
zerovec 26644701
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 2183650
zv_to_ZV 502527
zv_to_zx 104146
zx_renormalize 14049
zx_shift 0
zx_to_zv 0

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