The polynomialsolver_9 test fails for seed 1396648348
Submitted by Benoit Steiner
Assigned to Nobody
Link to original bugzilla bug (#786)
Version: 3.2
Description
I compiled the latest eigen codebase with gcc4.8, and ran the tests on ubuntu
./unsupported/test/polynomialsolver_9 s1396648348
Initializing random number generator with seed 1396648348
Repeating each test 10 times
Standard cases
Hard cases
Test sugar
Standard cases
Hard cases
Test sugar
Standard cases
Hard cases
Test sugar
Standard cases
Hard cases
WRONG root:
Polynomial: -0.161 2.409 -16.64 70.2 -202 418.3 -641.9 738.7 -637.6 407.6 -187.6 58.9 -11.3 1
Roots found: (0.4475,0) (0.4671,0.1611) (0.4671,-0.1611) (0.5465,0.3319) (0.5465,-0.3319) (0.727,0.4452) (0.727,-0.4452) (0.8583,0.5268) (0.8583,-0.5268) (1.213,0.5944) (1.213,-0.5944) (1.613,0.2844) (1.613,-0.2844)
Abs value of the polynomial at the roots: 1.398e-05 1.945e-05 1.945e-05 4.564e-05 4.564e-05 5.422e-05 5.422e-05 0.0002319 0.0002319 0.007725 0.007725 0.05165 0.05165
Test sugar
Test (polynomialsolver<float,Dynamic>( internal::random<int>(9,13) )) failed in /usr/local/google/home/bsteiner/EigenLatest/eigen/unsupported/test/polynomialsolver.cpp (125)
found
Stack:
- (polynomialsolver<float,Dynamic>( internal::random<int>(9,13) ))
- polynomialsolver
- Seed: 1396648348
Aborted (core dumped)