Hello, Building GSL on SUSE's Open Build Service results in test failures on a few architectures.
https://build.opensuse.org/package/show/science/gsl On PPC64 it dies in [ 203s] ./linalg/test-suite.log [ 203s] ==================================== [ 203s] gsl 2.3: linalg/test-suite.log [ 203s] ==================================== [ 203s] FAIL: test [ 203s] ========== [ 203s] [ 203s] FAIL: pcholesky_invert unscaled hilbert ( 4, 4)[0,2]: -2.55795384873636067e-13 0 [ 203s] (-2.55795384873636067e-13 observed vs 0 expected) [533911] [ 203s] FAIL: mcholesky_invert unscaled hilbert ( 4, 4)[0,2]: -2.55795384873636067e-13 0 [ 203s] (-2.55795384873636067e-13 observed vs 0 expected) [672592] [ 203s] FAIL test (exit status: 1) [ 203s] On PPC64le, the tests die in the same tests, [ 184s] FAIL: pcholesky_invert unscaled hilbert ( 4, 4)[0,2]: -2.55795384873636067e-13 0 [ 184s] (-2.55795384873636067e-13 observed vs 0 expected) [533911] [ 184s] FAIL: mcholesky_invert unscaled hilbert ( 4, 4)[0,2]: -2.55795384873636067e-13 0 [ 184s] (-2.55795384873636067e-13 observed vs 0 expected) [672592] [ 184s] FAIL test (exit status: 1) And on AArch64, same tests, [ 359s] FAIL: pcholesky_invert unscaled hilbert ( 4, 4)[0,2]: -2.55795384873636067e-13 0 [ 359s] (-2.55795384873636067e-13 observed vs 0 expected) [533911] [ 359s] FAIL: mcholesky_invert unscaled hilbert ( 4, 4)[0,2]: -2.55795384873636067e-13 0 [ 359s] (-2.55795384873636067e-13 observed vs 0 expected) [672592] [ 359s] Is this expected? Is this just an expected "feature" of PPC64 and 64-bit ARM? Using an older compiler, on i586 the tests fail to converge in a multifit_nlinear test, [ 304s] FAIL: test [ 304s] ========== [ 304s] [ 304s] trs = levenberg-marquardt [ 304s] solver = cholesky [ 304s] solver = qr [ 304s] solver = svd [ 304s] trs = levenberg-marquardt+accel [ 304s] solver = cholesky [ 304s] solver = qr [ 304s] solver = svd [ 304s] FAIL: trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/box3d did not converge, status=exceede d max number of iterations [39959] [ 304s] FAIL: trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/weighted/box3d did not converge, statu s=exceeded max number of iterations [39963] [ 304s] FAIL: trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/box3d did not converge, status=exceede d max number of iterations [40457] [ 304s] FAIL: trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/weighted/box3d did not converge, statu s=exceeded max number of iterations [40461] [ 304s] FAIL: trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/box3d did not converge, status=exceede d max number of iterations [42066] [ 304s] FAIL: trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/weighted/box3d did not converge, status=exceeded max number of iterations [42070] [ 304s] FAIL: trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/box3d did not converge, status=exceeded max number of iterations [42564] [ 304s] FAIL: trust-region/levenberg-marquardt+accel/scale=more/solver=svd/fdfvv/weighted/box3d did not converge, status=exceeded max number of iterations [42568] [ 304s] trs = dogleg [ 304s] solver = cholesky [ 304s] solver = qr [ 304s] solver = svd [ 304s] trs = double-dogleg [ 304s] solver = cholesky [ 304s] solver = qr [ 304s] solver = svd [ 304s] trs = 2D-subspace [ 304s] solver = cholesky [ 304s] solver = qr [ 304s] solver = svd but I'm assuming this is just old compiler bug. - Adam
