Julia crashes with simple dictionary construction

[juliohm]

To reproduce:

julia> Dict{NTuple,Int}((:a,:b) => 1)

Dict{Tuple{Vararg{T,N}} where T where N,Int64} with 1 entry:
Unreachable reached at 0x7ff375a61b8b

signal (4): Illegal instruction
in expression starting at none:0
Pair at ./pair.jl:12 [inlined]
_iterate at ./dict.jl:675 [inlined]
iterate at ./dict.jl:677 [inlined]
iterate at ./iterators.jl:139 [inlined]
iterate at ./iterators.jl:138 [inlined]
show at ./show.jl:98
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2141 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
display at /home/juliohm/.julia/packages/OhMyREPL/z9Xlq/src/output_prompt_overwrite.jl:6
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2141 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
display at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/REPL/src/REPL.jl:136
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2141 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
display at ./multimedia.jl:323
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2135 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
jl_apply at /buildworker/worker/package_linux64/build/src/julia.h:1631 [inlined]
jl_f__apply at /buildworker/worker/package_linux64/build/src/builtins.c:627
jl_f__apply_latest at /buildworker/worker/package_linux64/build/src/builtins.c:665
#invokelatest#1 at ./essentials.jl:709 [inlined]
invokelatest at ./essentials.jl:708 [inlined]
print_response at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/REPL/src/REPL.jl:156
print_response at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/REPL/src/REPL.jl:141
jfptr_print_response_14148.clone_1 at /home/juliohm/Desktop/julia-1.3.0/lib/julia/sys.so (unknown line)
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2135 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
do_respond at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/REPL/src/REPL.jl:719
unknown function (ip: 0x7ff375a55c43)
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2141 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
jl_apply at /buildworker/worker/package_linux64/build/src/julia.h:1631 [inlined]
jl_f__apply at /buildworker/worker/package_linux64/build/src/builtins.c:627
jl_f__apply_latest at /buildworker/worker/package_linux64/build/src/builtins.c:665
#invokelatest#1 at ./essentials.jl:709 [inlined]
invokelatest at ./essentials.jl:708 [inlined]
run_interface at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/REPL/src/LineEdit.jl:2306
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2141 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
run_frontend at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/REPL/src/REPL.jl:1045
run_repl at /buildworker/worker/package_linux64/build/usr/share/julia/stdlib/v1.3/REPL/src/REPL.jl:201
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2141 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
#770 at ./client.jl:382
unknown function (ip: 0x7ff375a145df)
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2141 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
jl_apply at /buildworker/worker/package_linux64/build/src/julia.h:1631 [inlined]
jl_f__apply at /buildworker/worker/package_linux64/build/src/builtins.c:627
jl_f__apply_latest at /buildworker/worker/package_linux64/build/src/builtins.c:665
#invokelatest#1 at ./essentials.jl:709 [inlined]
invokelatest at ./essentials.jl:708 [inlined]
run_main_repl at ./client.jl:366
exec_options at ./client.jl:304
_start at ./client.jl:460
jfptr__start_2084.clone_1 at /home/juliohm/Desktop/julia-1.3.0/lib/julia/sys.so (unknown line)
_jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2135 [inlined]
jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2305
jl_apply at /buildworker/worker/package_linux64/build/ui/../src/julia.h:1631 [inlined]
true_main at /buildworker/worker/package_linux64/build/ui/repl.c:96
main at /buildworker/worker/package_linux64/build/ui/repl.c:217
__libc_start_main at /usr/lib/libc.so.6 (unknown line)
_start at /usr/local/bin/julia (unknown line)
Allocations: 27059991 (Pool: 27053866; Big: 6125); GC: 30

VERSION:

Julia Version 1.3.0
Commit 46ce4d7 (2019-11-26 06:09 UTC)
Platform Info:
OS: Linux (x86_64-pc-linux-gnu)
CPU: Intel(R) Core(TM) i7-9700 CPU @ 3.00GHz
WORD_SIZE: 64
LIBM: libopenlibm
LLVM: libLLVM-6.0.1 (ORCJIT, skylake)
Environment:
JULIA_NUM_THREADS = 8
JULIA_EDITOR = atom -a

[KristofferC]

The latest released version is 1.3.1 so it would be good to check that one.

[juliohm]

I can confirm the error also occurs on Julia v1.3.1.

[JeffBezanson]

Fixed by #34272.