{"action":"created","issue":{"url":"https://api.github.com/repos/JuliaLang/julia/issues/17003","repository_url":"https://api.github.com/repos/JuliaLang/julia","labels_url":"https://api.github.com/repos/JuliaLang/julia/issues/17003/labels{/name}","comments_url":"https://api.github.com/repos/JuliaLang/julia/issues/17003/comments","events_url":"https://api.github.com/repos/JuliaLang/julia/issues/17003/events","html_url":"https://github.com/JuliaLang/julia/issues/17003","id":161019958,"number":17003,"title":"0.5: Illegal instruction 4 segfault","user":{"login":"dlfivefifty","id":1229737,"avatar_url":"https://avatars.githubusercontent.com/u/1229737?v=3","gravatar_id":"","url":"https://api.github.com/users/dlfivefifty","html_url":"https://github.com/dlfivefifty","followers_url":"https://api.github.com/users/dlfivefifty/followers","following_url":"https://api.github.com/users/dlfivefifty/following{/other_user}","gists_url":"https://api.github.com/users/dlfivefifty/gists{/gist_id}","starred_url":"https://api.github.com/users/dlfivefifty/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dlfivefifty/subscriptions","organizations_url":"https://api.github.com/users/dlfivefifty/orgs","repos_url":"https://api.github.com/users/dlfivefifty/repos","events_url":"https://api.github.com/users/dlfivefifty/events{/privacy}","received_events_url":"https://api.github.com/users/dlfivefifty/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":9,"created_at":"2016-06-18T11:32:47Z","updated_at":"2016-07-22T23:41:02Z","closed_at":null,"body":"Yet another ApproxFun segfault, that only appears when running all the tests (so hard to isolate).  \r\n\r\nThere's some bizarre behaviour when running the line in question, but does not immediately cause the segfault.  I'll try to narrow down the issue.\r\n\r\n\r\n```julia\r\nJulia Version 0.5.0-dev+4850\r\nCommit 9ae4520 (2016-06-18 03:25 UTC)\r\nPlatform Info:\r\n  System: Darwin (x86_64-apple-darwin15.5.0)\r\n  CPU: Intel(R) Core(TM) i7-3820QM CPU @ 2.70GHz\r\n  WORD_SIZE: 64\r\n  BLAS: libgfortblas\r\n  LAPACK: liblapack\r\n  LIBM: libopenlibm\r\n  LLVM: libLLVM-3.7.1 (ORCJIT, ivybridge)\r\n```\r\n\r\n\r\n\r\n\r\n```julia\r\nPkg.checkout(\"ApproxFun\",\"bug-illinstruct\")\r\nPkg.test(\"ApproxFun\")\r\n\r\nsignal (4): Illegal instruction: 4\r\nwhile loading /Users/solver/.julia/v0.5/ApproxFun/test/PDETest.jl, in expression starting on line 16\r\nkron at /Users/solver/.julia/v0.5/ApproxFun/src/PDE/KroneckerOperator.jl:295\r\ndirichlet at /Users/solver/.julia/v0.5/ApproxFun/src/PDE/PDE.jl:49\r\njl_call_method_internal at /Users/solver/Projects/julia5/src/./julia_internal.h:86\r\ndo_call at /Users/solver/Projects/julia5/src/interpreter.c:65\r\neval at /Users/solver/Projects/julia5/src/interpreter.c:188\r\ndo_call at /Users/solver/Projects/julia5/src/interpreter.c:64\r\neval at /Users/solver/Projects/julia5/src/interpreter.c:188\r\neval_body at /Users/solver/Projects/julia5/src/interpreter.c:469\r\njl_interpret_call at /Users/solver/Projects/julia5/src/interpreter.c:573\r\njl_toplevel_eval_flex at /Users/solver/Projects/julia5/src/toplevel.c:543\r\njl_parse_eval_all at /Users/solver/Projects/julia5/src/ast.c:699\r\njl_load at /Users/solver/Projects/julia5/src/toplevel.c:569\r\ninclude_from_node1 at ./loading.jl:426\r\nunknown function (ip: 0x1115b453c)\r\njl_call_method_internal at /Users/solver/Projects/julia5/src/./julia_internal.h:86\r\ndo_call at /Users/solver/Projects/julia5/src/interpreter.c:65\r\neval at /Users/solver/Projects/julia5/src/interpreter.c:188\r\njl_toplevel_eval_flex at /Users/solver/Projects/julia5/src/toplevel.c:529\r\njl_parse_eval_all at /Users/solver/Projects/julia5/src/ast.c:699\r\njl_load at /Users/solver/Projects/julia5/src/toplevel.c:569\r\ninclude_from_node1 at ./loading.jl:426\r\nunknown function (ip: 0x1115b453c)\r\njl_call_method_internal at /Users/solver/Projects/julia5/src/./julia_internal.h:86\r\nprocess_options at ./client.jl:266\r\n_start at ./client.jl:322\r\nunknown function (ip: 0x1115dfbc4)\r\njl_call_method_internal at /Users/solver/Projects/julia5/src/./julia_internal.h:86\r\ntrue_main at /Users/solver/Projects/julia5/usr/bin/julia (unknown line)\r\nmain at /Users/solver/Projects/julia5/usr/bin/julia (unknown line)\r\nAllocations: 429519734 (Pool: 429304528; Big: 215206); GC: 866\r\n====================================================[ ERROR: ApproxFun ]====================================================\r\n\r\nfailed process: Process(`/Users/solver/Projects/julia5/usr/bin/julia -Cnative -J/Users/solver/Projects/julia5/usr/lib/julia/sys.dylib --compile=yes --depwarn=yes --check-bounds=yes --code-coverage=none --color=yes /Users/solver/.julia/v0.5/ApproxFun/test/runtests.jl`, ProcessSignaled(4)) [0]\r\n\r\n============================================================================================================================\r\nERROR: ApproxFun had test errors\r\n in #test#49(::Bool, ::Function, ::Array{AbstractString,1}) at ./pkg/entry.jl:694\r\n in (::Base.Pkg.Entry.#kw##test)(::Array{Any,1}, ::Base.Pkg.Entry.#test, ::Array{AbstractString,1}) at ./null:0\r\n in (::Base.Pkg.Dir.##2#3{Array{Any,1},Base.Pkg.Entry.#test,Tuple{Array{AbstractString,1}}})() at ./pkg/dir.jl:31\r\n in cd(::Base.Pkg.Dir.##2#3{Array{Any,1},Base.Pkg.Entry.#test,Tuple{Array{AbstractString,1}}}, ::String) at ./file.jl:59\r\n in #cd#1(::Array{Any,1}, ::Function, ::Function, ::Array{AbstractString,1}, ::Vararg{Array{AbstractString,1},N}) at ./pkg/dir.jl:31\r\n in (::Base.Pkg.Dir.#kw##cd)(::Array{Any,1}, ::Base.Pkg.Dir.#cd, ::Function, ::Array{AbstractString,1}, ::Vararg{Array{AbstractString,1},N}) at ./null:0\r\n in #test#3(::Bool, ::Function, ::String, ::Vararg{String,N}) at ./pkg/pkg.jl:245\r\n in test(::String, ::Vararg{String,N}) at ./pkg/pkg.jl:245\r\n in eval(::Module, ::Any) at ./boot.jl:231\r\n in macro expansion at ./REPL.jl:92 [inlined]\r\n in (::Base.REPL.##1#2{Base.REPL.REPLBackend})() at ./event.jl:46\r\n```"},"comment":{"url":"https://api.github.com/repos/JuliaLang/julia/issues/comments/234682372","html_url":"https://github.com/JuliaLang/julia/issues/17003#issuecomment-234682372","issue_url":"https://api.github.com/repos/JuliaLang/julia/issues/17003","id":234682372,"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":"2016-07-22T23:41:02Z","updated_at":"2016-07-22T23:41:02Z","body":"See also my very early comment above https://github.com/JuliaLang/julia/issues/17003#issuecomment-226939400 if you are still seeing a sigill."}}
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