{"action":"created","issue":{"url":"https://api.github.com/repos/JuliaLang/julia/issues/12629","labels_url":"https://api.github.com/repos/JuliaLang/julia/issues/12629/labels{/name}","comments_url":"https://api.github.com/repos/JuliaLang/julia/issues/12629/comments","events_url":"https://api.github.com/repos/JuliaLang/julia/issues/12629/events","html_url":"https://github.com/JuliaLang/julia/issues/12629","id":101117177,"number":12629,"title":"`PosDefException(2)` in `linalg/triangular` test","user":{"login":"yuyichao","id":712232,"avatar_url":"https://avatars.githubusercontent.com/u/712232?v=3","gravatar_id":"","url":"https://api.github.com/users/yuyichao","html_url":"https://github.com/yuyichao","followers_url":"https://api.github.com/users/yuyichao/followers","following_url":"https://api.github.com/users/yuyichao/following{/other_user}","gists_url":"https://api.github.com/users/yuyichao/gists{/gist_id}","starred_url":"https://api.github.com/users/yuyichao/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yuyichao/subscriptions","organizations_url":"https://api.github.com/users/yuyichao/orgs","repos_url":"https://api.github.com/users/yuyichao/repos","events_url":"https://api.github.com/users/yuyichao/events{/privacy}","received_events_url":"https://api.github.com/users/yuyichao/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/JuliaLang/julia/labels/linear%20algebra","name":"linear algebra","color":"aa8800"}],"state":"open","locked":false,"assignee":{"login":"andreasnoack","id":505001,"avatar_url":"https://avatars.githubusercontent.com/u/505001?v=3","gravatar_id":"","url":"https://api.github.com/users/andreasnoack","html_url":"https://github.com/andreasnoack","followers_url":"https://api.github.com/users/andreasnoack/followers","following_url":"https://api.github.com/users/andreasnoack/following{/other_user}","gists_url":"https://api.github.com/users/andreasnoack/gists{/gist_id}","starred_url":"https://api.github.com/users/andreasnoack/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/andreasnoack/subscriptions","organizations_url":"https://api.github.com/users/andreasnoack/orgs","repos_url":"https://api.github.com/users/andreasnoack/repos","events_url":"https://api.github.com/users/andreasnoack/events{/privacy}","received_events_url":"https://api.github.com/users/andreasnoack/received_events","type":"User","site_admin":false},"milestone":null,"comments":3,"created_at":"2015-08-14T22:42:27Z","updated_at":"2015-08-20T02:49:32Z","closed_at":null,"body":"I've got the following exception for the `linalg/triangular` test.\r\n\r\n```julia\r\n     * linalg/triangular    ERROR: LoadError: LoadError(\"/home/yuyichao/projects/julia/tests/x86_64-arch/test/linalg/triangular.jl\",17,Base.LinAlg.PosDefException(2))\r\n in chol! at ./linalg/cholesky.jl:28\r\n in chol at ./linalg/cholesky.jl:87\r\n in anonymous at /home/yuyichao/projects/julia/tests/x86_64-arch/test/linalg/triangular.jl:25\r\n in |> at ./operators.jl:192\r\n in anonymous at ./no file:25\r\n in include at ./boot.jl:254\r\n in include_from_node1 at ./loading.jl:264\r\n in runtests at /home/yuyichao/projects/julia/tests/x86_64-arch/test/testdefs.jl:179\r\n in anonymous at ./multi.jl:681\r\n in run_work_thunk at ./multi.jl:642\r\n in remotecall_fetch at ./multi.jl:715\r\n in remotecall_fetch at ./multi.jl:731\r\n in anonymous at ./task.jl:1420\r\n in remotecall_fetch at ./multi.jl:716\r\n in remotecall_fetch at ./multi.jl:731\r\n in anonymous at ./task.jl:1420\r\nwhile loading /home/yuyichao/projects/julia/tests/x86_64-arch/test/runtests.jl, in expression starting on line 13\r\n```\r\n\r\n```julia\r\nJulia Version 0.4.0-dev+6736\r\nCommit 1691676 (2015-08-14 22:12 UTC)\r\nPlatform Info:\r\n  System: Linux (x86_64-unknown-linux-gnu)\r\n  CPU: Intel(R) Core(TM) i7-4702HQ CPU @ 2.20GHz\r\n  WORD_SIZE: 64\r\n  BLAS: libopenblas (DYNAMIC_ARCH NO_AFFINITY Haswell)\r\n  LAPACK: libopenblas\r\n  LIBM: libm\r\n  LLVM: libLLVM-3.6.2\r\n```\r\n\r\nI've tried `MARCH=native` and `x86_64` and it doesn't make a difference. I've also tried to use the system LLVM 3.6.2 or the bundled LLVM 3.3 and it doesn't make the error go away either.\r\n\r\nI'm using many system libraries\r\n\r\n```bash\r\n            USE_SYSTEM_LIBUNWIND=1\r\n            USE_SYSTEM_PCRE=1\r\n            USE_SYSTEM_LIBM=1\r\n            USE_SYSTEM_OPENLIBM=0\r\n            USE_SYSTEM_OPENSPECFUN=1\r\n            USE_SYSTEM_DSFMT=0\r\n            USE_SYSTEM_BLAS=1\r\n            USE_SYSTEM_LAPACK=1\r\n            USE_SYSTEM_FFTW=1\r\n            USE_SYSTEM_GMP=1\r\n            USE_SYSTEM_MPFR=1\r\n            USE_SYSTEM_ARPACK=1\r\n            USE_SYSTEM_SUITESPARSE=1\r\n            USE_SYSTEM_RMATH=0\r\n            USE_SYSTEM_LIBUV=0\r\n            USE_SYSTEM_UTF8PROC=0\r\n            USE_SYSTEM_MOJIBAKE=0\r\n            USE_SYSTEM_LIBGIT2=1\r\n            USE_INTEL_MKL=0\r\n            USE_BLAS64=0\r\n```\r\n\r\nAnd in particular I reproduce this with xianyi/OpenBLAS@bb6e050 and xianyi/OpenBLAS@3f1b576\r\n\r\ncc. @andreasnoack \r\n"},"comment":{"url":"https://api.github.com/repos/JuliaLang/julia/issues/comments/132863054","html_url":"https://github.com/JuliaLang/julia/issues/12629#issuecomment-132863054","issue_url":"https://api.github.com/repos/JuliaLang/julia/issues/12629","id":132863054,"user":{"login":"yuyichao","id":712232,"avatar_url":"https://avatars.githubusercontent.com/u/712232?v=3","gravatar_id":"","url":"https://api.github.com/users/yuyichao","html_url":"https://github.com/yuyichao","followers_url":"https://api.github.com/users/yuyichao/followers","following_url":"https://api.github.com/users/yuyichao/following{/other_user}","gists_url":"https://api.github.com/users/yuyichao/gists{/gist_id}","starred_url":"https://api.github.com/users/yuyichao/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yuyichao/subscriptions","organizations_url":"https://api.github.com/users/yuyichao/orgs","repos_url":"https://api.github.com/users/yuyichao/repos","events_url":"https://api.github.com/users/yuyichao/events{/privacy}","received_events_url":"https://api.github.com/users/yuyichao/received_events","type":"User","site_admin":false},"created_at":"2015-08-20T02:49:32Z","updated_at":"2015-08-20T02:49:32Z","body":"@andreasnoack Setting `USE_SYSTEM_BLAS=0` makes the failure disappear. I've also noticed that the problem disappears with an ealier version of openblas xianyi/OpenBLAS@a11555c . Maybe it's a bug in OpenBLAS? @xianyi"}}