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Bug numbers refer to the BTS at http://pari.math.u-bordeaux.fr/Bugs/
Done for version 2.7.5 (released 09/11/2015):
[last column crossreferences current development release 2.8.0]
Fixed
1- forprime engine could skip (fast) sieve in favour of (slow)
nextprime [#1711] [F113]
2- 0^[1] -> domain error [#1713] [F114]
3- memory leaks (clones) in ellchangecurve [#1716] [F115]
4- zeta inaccurate around 0 [#1714] [F116]
5- bnrrootnumber did not support the trivial character [0,..,0] [F118]
6- default(log,1) when logfile is write-protected later lead to SEGV [F119]
BA 7- 2-adic gamma function: fix accuracy loss [F120]
8- A==A -> 0 for A a t_SER of huge accuracy (so that A-A overflows
valuation) [#1734] [F121]
XR 9- P=Pol([1,-2,12,-12,-181,-4,-6899,9780,6360,702,-45]);
for(i=1,10000,setrand(i);nfdisc(P)) -> crash [#1735] [F122]
10- select(x->x,Vecsmall([1,2,3]),1) -> crash [#1737] [F123]
BA 11- [libpari] RgV_to_RgX_reverse did not work if v[1] or v[2] was 0 [F125]
12- bnfinit could fail at low precision [#1736] [F126]
13- Rg_to_ff: incorrect type in zk_to_ff [#1755] [F127]
BA 14- nfsubfields could fail [#1758] [F128]
15- rare SEGV in ArtinNumber [#1759] [F129]
Done for version 2.7.4 (released 19/06/2015):
[last column crossreferences current development release 2.8.0]
Fixed
1- divisors([2,1]) -> SEGV [#1664] [F84]
2- acos([Pol(1)]) -> GC bug [#1663] [F85]
3- primes([1,Pol(2)]) -> SEGV [#1668] [F87]
4- buffer overflow after default(format,"f.precision") [F95]
5- qfminim(A, 0, ...) -> stack overflow [#1682] [F97]
6- div_scal_rfrac could create an invalid t_POL [#1651] [F99]
7- polroots(t_POL with leading coeff = 0) -> fp exception [#1690] [F100]
8- \r cannot deal with very long filenames [#1616] [F101]
9- rnfisabelian(nf, non monic t_POL) -> SEGV [#1693] [F102]
10- possibly incorrect result in nfdisc(T,listP) [F104]
11- wrong dim(Ker) returned by ZM_pivot => SEGV in Z-linear algebra
routines. E.g. setrand(1);quadclassunit(-612556842419) [#1700] [F105]
12- moebius(factor(18)) -> 1 instead of 0 [#1702] [F106]
13- ispower(-167^10) => domain error [#1703] [F107]
14- ispowerful(factor(0)) != ispowerful(0) [F108]
15- expm1(2*I) => wrong result [F109]
16- gamma(1+a*x+O(x^2)) => error [#1707] [F110]
17- printsep() printed its argument in random format instead of f_RAW [F111]
18- nfdisc(x^10 - 29080*x^5 - 25772600) -> oo loop [#1710] [F112]
Added
ED 1- mingw64 support [A111]
Done for version 2.7.3 (released 18/02/2015):
[last column crossreferences current development release 2.8.0]
Fixed
1- [from 2.7.2] ??bnrL1 and ??ellL1 did not work anymore
2- thue(f^e*g, ...), e even, (f,g)=1 missed solutions such that f<0 [F22]
XR 3- bnrL1(bnrinit(bnfinit(x^2-168),[6,[1,1]],1)) -> bug in ArtinNumber [F55]
4- nfisincl(t_POL, t_POL) could lead to wrong negative results [F58]
5- polresultant(1+x*z^2,1+y*z^4,z) -> GC error [#1614] [F59]
BA 6- ellcard over non-prime fields could return wrong results [F60]
7- [libpari] FpX_roots could produce GC errors [#1618] [F61]
8- weber(1+I) was missing its imaginary part [F62]
9- (1+I)*(1+1/2*I) => wrong result (type errors) [#1619] [F63]
10- contfracpnqn([a]) => [1,a;0,1] instead of [a,1;1,0] [F64]
11- primes([2^50, 2^50+200000]) => stack overflow [F65]
12- issquare((x+1/2)^2,&z); z => 1.0*x+0.5 instead of x+1/2 [F66]
13- possibly missing roots in nfroots (when using Trager) [F68]
14- quadray(bnf, ideal) did not work [F69]
15- thue(-14*x^3 + 10*x^2 + 63*x - 5,1) -> "short continued fraction" [F70]
16- thue(29*x^3+130*x^2-35*x-48,1) -> "round error" bug [F71]
17- T=thueinit(10*x^3+6*x^2-41*x+8,1); thue(T,8) => SEGV [#1630] [F72]
18- ellrootno(e,p = 2 or 3) when e not minimal at p => random result [F73]
19- agm(1,2+O(5)) -> SEGV [#1645] [F76]
BA 20- [cygwin64] ellap(ellinit([0,0,1,-1,0]),10007) was broken [F77]
21- primes([-5,5]) -> [5] (spurious absolute values) [F78]
22- matqr([;]) -> crash [F79]
23- Fp_rem_mBarrett could return a non-normalized result [F80]
p=436^56-35;Mod(271,p)^((p-1)/2) -> p+1
24- plotcopy would corrupt "string" objects (ROt_ST) [F81]
BA 25- [GP] default arguments to GP functions could cause corruption [F82]
VBr26- [darwin] remove obsolete linker options that cause crashes [#1623] [F83]
Done for version 2.7.2 (released 19/09/2014):
[last column crossreferences current development release 2.8.0]
Fixed
1- gaffsg(0, t_PADIC): wrong valuation [F21]
2- (t_INTMOD with word-sized modulus)^(huge negative power) [#1584] [F24]
3- (gp -p N) or (primelimit=N in gprc_ for N >= 436273290 resulted in an
incorrect primetable. N.B. Such commands are now useless: needed primes
are produced dynamically anyway. [F25]
4- monomial(exact zero, d, v) returned an invalid t_POL / t_RFRAC [F26]
5- contfracpnqn(v, n) returned partial quotients p[-1]/q[-1] ...
p[n-1]/q[n-1], instead of the documented p[0]/q[0] ... p[n]/q[n] [F27]
6- factor((3+4*I)/25) -> factor 2+I had 0 exponent [#1586] [F29]
BA 7- iferr() could crash if some component of the t_ERROR were clones. [F31]
8- nffactor() could overflow the stack when default accuracy too low [F32]
BA 9- obsolete use of E=[a1,a2,a3,a4,a6] in ellmul crashed [#1589] [F33]
10- incorrect rounding in mulrr/divrr for one-word precision reals [F34]
BA 11- multiif did not handle correctly return() in conditions [#1590] [F35]
12- [0..5] -> [0,0,0,0,0] on some architectures [F36]
13- is_gener_Fp could return wrong results [F37]
14- Fq_sqrtn(t_INT,..,&zeta) could return a wrong root of 1 [F38]
15- bnfinit: SEGV due to precision issues [#1592] [F39]
16- zm_zc_mul only worked for square zm matrices [F40]
17- genus2red(0,27*x^5+97*x^4+118*x^3+60*x^2+13*x+1,3) -> bug [#1596] [F41]
18- [gphelp] oo loop when $COLUMNS too small [#1594] [F42]
19- genus2red(x,-x^6-3*x^4-10*x^2-1,3) -> impossible inverse [#1597] [F43]
20- factoru(1) returned a t_MAT instead of the expected "matsmall" [F44]
21- FpM_charpoly wrong in small characteristic [#1602] [F45]
22- when compatible = 3; series() used a random precision [F50]
23- genus2red(0,6*x^6+5*x^4+x^2+1,7) -> impossible inverse [#1597] [F51]
24- isprime() could crash on large input [#1604] [F52]
25- genus2red(x^3+1,1) -> type error [#1597] [F53]
26- gphelp did not handle === correctly [#1603] [F54]
27- FpXY_evaly() wrong when evaluating at 0 [F56]
28- [mingw] gp could crash at start up [#1607] [F57]
Done for version 2.7.1 (released 16/05/2014):
[last column crossreferences current development release 2.8.0]
Fixed
1- make install fails on OS/X: ln -s libpari.dylib libpari.dylib fails [F1]
2- Q_pvalrem(t_FRAC) => wrong result [F2]
3- [] == 0 but []~ != 0 (now []~ == 0 as well) [#1560] [F3]
BA 4- test-kernel did not work when using --mt=pthread [F4]
BA 5- ellheegner was using too much memory in some case [F5]
BA 6- ellap can overflow on 32-bit machine [#1558] (minimal fix) [F6]
7- nfhilbert(K,x,y, P above 2) could give wrong results [#1561] [F7]
8- gcd(1/2, 1+I*1.) -> SEGV [#1563] [F10]
9- mathnf(t_VEC) could corrupt input (change sign) [F11]
10- [libpari] RgM_transmul did not work [F12]
11- [libpari] Fq_issquare didn't support T=NULL [F13]
12- [libpari] nfpow_u didn't handle non-integral rational numbers [F14]
13- eint1(0) -> stack overflow [#1568] [F15]
14- nfroots(, t_POL with leading coeff -1) could miss solutions [F19]
15- precprime(1) -> invalid t_INT [#1576] [F20]
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