GHC issueshttps://gitlab.haskell.org/ghc/ghc/-/issues2019-07-07T18:03:39Zhttps://gitlab.haskell.org/ghc/ghc/-/issues/15634GHCi: Segmentation fault Data.List.sum large number2019-07-07T18:03:39ZksallbergGHCi: Segmentation fault Data.List.sum large numberHello, first bug report here, so please let me know what I should provide. I tried to search for this but didn't find it.
```
kristian@snabbadatorn:~$ ghci
GHCi, version 8.0.1: http://www.haskell.org/ghc/ :? for help
Prelude> [1..100]
...Hello, first bug report here, so please let me know what I should provide. I tried to search for this but didn't find it.
```
kristian@snabbadatorn:~$ ghci
GHCi, version 8.0.1: http://www.haskell.org/ghc/ :? for help
Prelude> [1..100]
[1,2,3,4,5,6,7,8,9,10,11,12... and so on
Prelude> sum [1..10000000]
50000005000000
Prelude> sum [1..100000000]
Segmentation fault
```
Machine: Google compute engine, n1-highcpu-8 (8 vCPUs, 7.2 GB memory),
uname -r: 4.9.0-8-amd64
```
kristian@snabbadatorn:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Debian
Description: Debian GNU/Linux 9.5 (stretch)
Release: 9.5
Codename: stretch
```
```
kristian@snabbadatorn:~$ ghci --version
The Glorious Glasgow Haskell Compilation System, version 8.0.1
```
-----------------------
Similar problem in older GHC version, although GHCi at least does not exit:
Amazon ec2, r4.8xlarge, 32 cores:
```
GHCi, version 7.10.3: http://www.haskell.org/ghc/ :? for help
Prelude> sum [1..100000000]
*** Exception: stack overflow
Prelude>
```
```
ubuntu@ip-172-31-21-176:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.5 LTS
Release: 16.04
Codename: xenial
```
```
ubuntu@ip-172-31-21-176:~$ uname -r
4.4.0-1065-aws
```Research needed