libSystem not found using gfortran

[Chris Jones]

yes, as it only has the 10.15 SDK, different to the 10.14 one Xcode 10 
has, which the buildbots use.

On 11/10/2019 2:56 pm, Richard L. Hamilton wrote:
> Is Xcode 11.1 still a bad idea on Mojave?
> 
>> On Oct 11, 2019, at 09:40, Chris Jones <jonesc at hep.phy.cam.ac.uk> wrote:
>>
>>
>>> This is what I did supposingly but with xcode11.0... but anyway, I will try again with the new xcode.
>>> I will maintain you informed... it happened to other people in the office so if I solve this many people will be happy ;o)
>>
>> Once Xcode is updated to 11.1 please also run
>>
>> xcode-select --install
>>
>> to make sure the CLT's are updated as well.
>>
>> Then, you should check that
>>
>> xcrun --show-sdk-path
>>
>> gives a valid 10.15 SDK path.
>>
>> Chris
>>
>