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[Bug target/51751] COMPLEX16 tests fail in Lapack
- From: "dominiq at lps dot ens.fr" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 06 Jan 2012 13:10:24 +0000
- Subject: [Bug target/51751] COMPLEX16 tests fail in Lapack
- Auto-submitted: auto-generated
- References: <bug-51751-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51751
--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2012-01-06 13:10:24 UTC ---
It works for me with trunk r182883 on powerpc-apple-darwin9:
with -O0
--> LAPACK TESTING SUMMARY <--
Processing LAPACK Testing output found in the TESTING direcory
SUMMARY nb test run numerical error other error
================ =========== ================= ================
REAL 1070421 38 (0.004%) 0 (0.000%)
DOUBLE PRECISION 1052315 203 (0.019%) 0 (0.000%)
COMPLEX 508588 2 (0.000%) 0 (0.000%)
COMPLEX16 523860 28 (0.005%) 0 (0.000%)
--> ALL PRECISIONS 3155184 271 (0.009%) 0 (0.000%)
or with -O3
--> LAPACK TESTING SUMMARY <--
Processing LAPACK Testing output found in the TESTING direcory
SUMMARY nb test run numerical error other error
================ =========== =================
================
REAL 1033283 197 (0.019%) 0
(0.000%)
DOUBLE PRECISION 1047653 205 (0.020%) 0
(0.000%)
COMPLEX 503926 3 (0.001%) 0
(0.000%)
COMPLEX16 521520 27 (0.005%) 0
(0.000%)
--> ALL PRECISIONS 3106382 432 (0.014%) 0
(0.000%)
The main difference with -O3 is
--> Testing REAL Singular Value Decomposition [ ssvd.out ]
SBD drivers: 32 out of 8360 tests failed to pass the threshold
SBD drivers: 32 out of 8360 tests failed to pass the threshold
SBD drivers: 32 out of 8360 tests failed to pass the threshold
SBD drivers: 32 out of 8360 tests failed to pass the threshold
SBD drivers: 32 out of 8360 tests failed to pass the threshold
--> Tests passed: 27550
--> Tests failing to pass the threshold: 160
On x86_64-apple-darwin10 with trunk r182460, I got for -O2 or -O3
--> LAPACK TESTING SUMMARY <--
Processing LAPACK Testing output found in the TESTING direcory
SUMMARY nb test run numerical error other error
================ =========== ================= ================
REAL 1050655 40 (0.004%) 0 (0.000%)
DOUBLE PRECISION 1056977 202 (0.019%) 0 (0.000%)
COMPLEX 508588 2 (0.000%) 0 (0.000%)
COMPLEX16 530862 28 (0.005%) 0 (0.000%)
--> ALL PRECISIONS 3147082 272 (0.009%) 0 (0.000%)