[Bug fortran/5900] [g77 & gfortran] Lapack regressions since g77 2.95.2

Thomas dot Koenig at online dot de gcc-bugzilla@gcc.gnu.org
Sat Jan 8 14:41:00 GMT 2005


------- Additional Comments From Thomas dot Koenig at online dot de  2005-01-08 14:41 -------
SSE floating point seems to break quite a lot of single precision
complex lapack cases.  There's something wrong here.

Here are the Testresult for an Athlon XP, with Lapack compiled with
-g -march=athlon-xp -mfpmath=sse, with gfortran 20050108.

ced.out: CES:   24 out of  3276 tests failed to pass the threshold
ced.out: CEV:   92 out of   970 tests failed to pass the threshold
ced.out: CSX:   54 out of  3406 tests failed to pass the threshold
ced.out: CVX:  580 out of  5484 tests failed to pass the threshold
cgg.out: CGG:    1 out of  2184 tests failed to pass the threshold
cnep.out: CHS:   35 out of  2058 tests failed to pass the threshold
cnep.out: CHS:   39 out of  2058 tests failed to pass the threshold
cnep.out: CHS:   31 out of  2058 tests failed to pass the threshold
cnep.out: CHS:   35 out of  2058 tests failed to pass the threshold
cnep.out: CHS:   31 out of  2058 tests failed to pass the threshold
csep.out: CST:    1 out of  4662 tests failed to pass the threshold
csep.out: CST drivers:      2 out of  11664 tests failed to pass the threshold
ctest.out: CGE:    246 out of   3653 tests failed to pass the threshold
ctest.out: CGE drivers:    146 out of   4866 tests failed to pass the threshold
ctest.out: CGB:   2481 out of  28893 tests failed to pass the threshold
ctest.out: CGB drivers:   2642 out of  29094 tests failed to pass the threshold
ctest.out: CGT:    262 out of   2694 tests failed to pass the threshold
ctest.out: CGT drivers:    282 out of   2033 tests failed to pass the threshold
ctest.out: CPO:    228 out of   1628 tests failed to pass the threshold
ctest.out: CPO drivers:    144 out of   1910 tests failed to pass the threshold
ctest.out: CPP:    211 out of   1242 tests failed to pass the threshold
ctest.out: CPP drivers:    154 out of   1865 tests failed to pass the threshold
ctest.out: CPB:    657 out of   3458 tests failed to pass the threshold
ctest.out: CPB drivers:    432 out of   4750 tests failed to pass the threshold
ctest.out: CPT:    120 out of   1778 tests failed to pass the threshold
ctest.out: CPT drivers:     40 out of    788 tests failed to pass the threshold
ctest.out: CHE:     62 out of   1624 tests failed to pass the threshold
ctest.out: CHE drivers:     60 out of   1072 tests failed to pass the threshold
ctest.out: CHP:     60 out of   1404 tests failed to pass the threshold
ctest.out: CHP drivers:     60 out of   1072 tests failed to pass the threshold
ctest.out: CSY:    169 out of   1864 tests failed to pass the threshold
ctest.out: CSY drivers:    168 out of   1240 tests failed to pass the threshold
ctest.out: CSP:    155 out of   1620 tests failed to pass the threshold
ctest.out: CSP drivers:    168 out of   1240 tests failed to pass the threshold
ctest.out: CTR:    348 out of   7672 tests failed to pass the threshold
ctest.out: CTP:    316 out of   7392 tests failed to pass the threshold
ctest.out: CTB:    494 out of  19888 tests failed to pass the threshold
ctest.out: CLS drivers:   2052 out of  65268 tests failed to pass the threshold
ded.out: DES:    1 out of  3270 tests failed to pass the threshold
ded.out: DSX:    1 out of  3500 tests failed to pass the threshold
dgd.out: DXV drivers:    200 out of   5000 tests failed to pass the threshold
sgd.out: SXV drivers:     37 out of   5000 tests failed to pass the threshold
ssep.out: SST drivers:      1 out of  14256 tests failed to pass the threshold
zgd.out: ZGV drivers:      1 out of   1092 tests failed to pass the threshold
zgd.out: ZXV drivers:     24 out of   5000 tests failed to pass the threshold

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=5900



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