libSystem not found using gfortran

Fri Oct 11 13:22:05 UTC 2019

Chris,
>
>
> On 11/10/2019 1:41 pm, Guillaume Houzeaux @ BSC wrote:
>> Chris, thanks a lot for your very quick answer!
>>
>> 1. I followed the path for migration and reinstalled all packages. I 
>> will try to do it once more to be sure.
>> 2. Xcode version: 11.0
>
> Please update to 11.1. 11.0 indeed has a number of issues since fixed.

I get no updates available :o(

I will try from developer.apple.com

>
>> Reading specs from 
>> /opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0/../../../libgfortran.spec
>> rename spec lib to liborig
>> COLLECT_GCC_OPTIONS='-v' '-mmacosx-version-min=10.15.0' 
>> '-shared-libgcc' '-mtune=core2'
>> COMPILER_PATH=/opt/local/libexec/gcc/x86_64-apple-darwin18/9.2.0/:/opt/local/libexec/gcc/x86_64-apple-darwin18/9.2.0/:/opt/local/libexec/gcc/x86_64-apple-darwin18/:/opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0/:/opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/ 
>>
>> LIBRARY_PATH=/usr/lib/:/opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0/:/opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0/../../../ 
>>
>> COLLECT_GCC_OPTIONS='-v' '-mmacosx-version-min=10.15.0' 
>> '-shared-libgcc' '-mtune=core2'
>>   /opt/local/libexec/gcc/x86_64-apple-darwin18/9.2.0/collect2 
>> -syslibroot 
>> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/ 
>> -dynamic -arch x86_64 -macosx_version_min 10.15.0 
>> -weak_reference_mismatches non-weak -o a.out 
>> -L/opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0 
>> -L/opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0/../../.. 
>> /var/folders/1z/j0r1q88d2_95cj4fd50r39mr0000gr/T//cce0rRJI.o 
>> -lgfortran -no_compact_unwind -lSystem -lgcc_ext.10.5 -lgcc 
>> -lquadmath -lm -lgcc_ext.10.5 -lgcc -lSystem -v
>> collect2 version 9.2.0
>> /opt/local/bin/ld -syslibroot 
>> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/ 
>
>
> This I think is your problem. You are using the 10.14 SDK, not the 
> 10.15 one. Does
>
> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk 
>
>
> even exist on your system ? I guess not.
nope, it does not exist
>
> Chris
>
>> -dynamic -arch x86_64 -macosx_version_min 10.15.0 
>> -weak_reference_mismatches non-weak -o a.out 
>> -L/opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0 
>> -L/opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0/../../.. 
>> /var/folders/1z/j0r1q88d2_95cj4fd50r39mr0000gr/T//cce0rRJI.o 
>> -lgfortran -no_compact_unwind -lSystem -lgcc_ext.10.5 -lgcc 
>> -lquadmath -lm -lgcc_ext.10.5 -lgcc -lSystem -v
>> @(#)PROGRAM:ld  PROJECT:ld64-512.4
>> BUILD 05:06:53 Aug 16 2019
>> configured to support archs: armv6 armv7 armv7s arm64 arm64e arm64_32 
>> i386 x86_64 x86_64h armv6m armv7k armv7m armv7em
>> Library search paths:
>>      /opt/local/lib/gcc9/gcc/x86_64-apple-darwin18/9.2.0
>>      /opt/local/lib/gcc9
>> Framework search paths:
>> ld: library not found for -lSystem
>> collect2: error: ld returned 1 exit status
>>
>>
>>>
>>> one more request.
>>>
>>> please post the full output from compiling your test code with the 
>>> -v option.
>>>
>>> cheers Chris
>>>
>>> On 11/10/2019 12:59 pm, Chris Jones wrote:
>>>>
>>>> can you please direct us to the exact test application code you are 
>>>> using ?
>>>>
>>>> Also, can you confirm the exact Xcode version you are using ?
>>>>
>>>> Have you correctly followed the macports migration guide after 
>>>> updating your OS ?
>>>>
>>>> https://trac.macports.org/wiki/Migration
>>>>
>>>> cheers Chris
>>>>
>>>> On 11/10/2019 12:55 pm, Guillaume Houzeaux @ BSC wrote:
>>>>> Hello,
>>>>>
>>>>> I'm compiling with gfortran9 on catalina and get this error:
>>>>>
>>>>> gfortran test.f90
>>>>> ld: library not found for -lSystem
>>>>> collect2: error: ld returned 1 exit status
>>>>>
>>>>> Seems that it does not find the library libSystem. I changed all 
>>>>> the library paths in my bash_profile
>>>>>
>>>>> to include /usr/lib but does not work. The only solution for the 
>>>>> moment is to compile with
>>>>>
>>>>> gfortran test.f90-L/usr/lib
>>>>>
>>>>> but this is not a practical option... Any idea on how to fix this?
>>>>>
>>>>> Thanks in advance
>>>>>
>>>>> -- 
>>>>> Guillaume Houzeaux
>>>>> Team Leader
>>>>> Dpt. Computer Applications in Science and Engineering
>>>>> Barcelona Supercomputing Center (BSC-CNS)
>>>>> Edificio NEXUS II - Office 3A, c) Jordi Girona 29
>>>>> 08034 Barcelona, Spain
>>>>>
>>>>> Location: 
>>>>> <https://www.google.es/maps/place/Carrer+de+Jordi+Girona,+08034+Barcelona/@41.3881175,2.1132195,17z/data=!3m1!4b1!4m8!1m2!10m1!1e2!3m4!1s0x12a4985099390467:0xd9abcf1987739b3e!8m2!3d41.3881175!4d2.1154135?hl=en> 
>>>>>
>>>>> Tel: +34 93 413 7781
>>>>> Skype user: guillaume_houzeaux_bsc
>>>>> WWW: BSC profile <https://www.bsc.es/houzeaux-guillaume>
>>>>> ResearcherID: D-4950-2012
>>>>> Scientific Profile: 
>>>>> <https://www.researchgate.net/profile/Guillaume_Houzeaux> 
>>>>> <http://scholar.google.es/citations?user=cL9khdYAAAAJ&hl=en> 
>>>>> <http://orcid.org/0000-0002-2592-1426> 
>>>>> <http://www.researcherid.com/rid/D-4950-2012>
>>>>>
>>
>> -- 
>> Guillaume Houzeaux
>> Team Leader
>> Dpt. Computer Applications in Science and Engineering
>> Barcelona Supercomputing Center (BSC-CNS)
>> Edificio NEXUS II - Office 3A, c) Jordi Girona 29
>> 08034 Barcelona, Spain
>>
>> Location: 
>> <https://www.google.es/maps/place/Carrer+de+Jordi+Girona,+08034+Barcelona/@41.3881175,2.1132195,17z/data=!3m1!4b1!4m8!1m2!10m1!1e2!3m4!1s0x12a4985099390467:0xd9abcf1987739b3e!8m2!3d41.3881175!4d2.1154135?hl=en> 
>>
>> Tel: +34 93 413 7781
>> Skype user: guillaume_houzeaux_bsc
>> WWW: BSC profile <https://www.bsc.es/houzeaux-guillaume>
>> ResearcherID: D-4950-2012
>> Scientific Profile: 
>> <https://www.researchgate.net/profile/Guillaume_Houzeaux> 
>> <http://scholar.google.es/citations?user=cL9khdYAAAAJ&hl=en> 
>> <http://orcid.org/0000-0002-2592-1426> 
>> <http://www.researcherid.com/rid/D-4950-2012>
>>
Thanks again,

g.

-- 
Guillaume Houzeaux
Team Leader
Dpt. Computer Applications in Science and Engineering
Barcelona Supercomputing Center (BSC-CNS)
Edificio NEXUS II - Office 3A, c) Jordi Girona 29
08034 Barcelona, Spain

Location: 
<https://www.google.es/maps/place/Carrer+de+Jordi+Girona,+08034+Barcelona/@41.3881175,2.1132195,17z/data=!3m1!4b1!4m8!1m2!10m1!1e2!3m4!1s0x12a4985099390467:0xd9abcf1987739b3e!8m2!3d41.3881175!4d2.1154135?hl=en> 

Tel: +34 93 413 7781
Skype user: guillaume_houzeaux_bsc
WWW: BSC profile <https://www.bsc.es/houzeaux-guillaume>
ResearcherID: D-4950-2012
Scientific Profile: 
<https://www.researchgate.net/profile/Guillaume_Houzeaux> 
<http://scholar.google.es/citations?user=cL9khdYAAAAJ&hl=en> 
<http://orcid.org/0000-0002-2592-1426> 
<http://www.researcherid.com/rid/D-4950-2012>


http://bsc.es/disclaimer
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