[petsc-users] [petsc-maint] PETSc with Xcode 15

[Barry Smith]

   Where are the flags such as -multiply_defined  being added? PETSc configure is suppose to check each flag before it adds it to the list of flags it uses. So normally I would expect these flags would just not exist in the link lines etc.

> On Sep 21, 2023, at 11:02 AM, Blaise Bourdin <bourdin at mcmaster.ca> wrote:
> 
> FWIW, CLT 15.0 also seems to include changes to the linker, with incompatible options etc… I was able to rebuild mpich and petsc but I get many linker warnings and have not fully tested my build
> 
> Before CLT 15.0 update
> SiMini:mef90-dmplex (dmplex)$ ld -v
> @(#)PROGRAM:ld  PROJECT:ld64-857.1
> BUILD 23:13:29 May  7 2023
> configured to support archs: armv6 armv7 armv7s arm64 arm64e arm64_32 i386 x86_64 x86_64h armv6m armv7k armv7m armv7em
> LTO support using: LLVM version 14.0.3, (clang-1403.0.22.14.1) (static support for 29, runtime is 29)
> TAPI support using: Apple TAPI version 14.0.3 (tapi-1403.0.5.1)
> 
> vs after:
> bblaptop:mef90-dmplex (dmplex)$ ld -v
> @(#)PROGRAM:ld  PROJECT:dyld-1015.7
> BUILD 18:48:48 Aug 22 2023
> configured to support archs: armv6 armv7 armv7s arm64 arm64e arm64_32 i386 x86_64 x86_64h armv6m armv7k armv7m armv7em
> will use ld-classic for: armv6 armv7 armv7s arm64_32 i386 armv6m armv7k armv7m armv7em
> LTO support using: LLVM version 15.0.0 (static support for 29, runtime is 29)
> TAPI support using: Apple TAPI version 15.0.0 (tapi-1500.0.12.3)
> Library search paths:
> Framework search paths:
> 
> 
> bblaptop:tutorials (main)$ pwd
> /opt/HPC/petsc-main/src/vec/vec/tutorials
> bblaptop:tutorials (main)$ make ex1
> mpicc -Wl,-bind_at_load -Wl,-multiply_defined,suppress -Wl,-multiply_defined -Wl,suppress -Wl,-search_paths_first -Wl,-no_compact_unwind -Wimplicit-function-declaration -Wunused -Wuninitialized -fPIC -g3 -O0  -I/opt/HPC/petsc-main/include -I/opt/HPC/petsc-main/ventura-gcc13.2-arm64-g/include -I/opt/X11/include      ex1.c  -Wl,-rpath,/opt/HPC/petsc-main/ventura-gcc13.2-arm64-g/lib -L/opt/HPC/petsc-main/ventura-gcc13.2-arm64-g/lib -Wl,-rpath,/opt/HPC/petsc-main/ventura-gcc13.2-arm64-g/lib -L/opt/HPC/petsc-main/ventura-gcc13.2-arm64-g/lib -Wl,-rpath,/opt/X11/lib -L/opt/X11/lib -Wl,-rpath,/opt/homebrew/Cellar/mpich/4.1.2/lib -L/opt/homebrew/Cellar/mpich/4.1.2/lib -Wl,-rpath,/opt/homebrew/Cellar/gcc/13.2.0/lib/gcc/current/gcc/aarch64-apple-darwin22/13 -L/opt/homebrew/Cellar/gcc/13.2.0/lib/gcc/current/gcc/aarch64-apple-darwin22/13 -Wl,-rpath,/opt/homebrew/Cellar/gcc/13.2.0/lib/gcc/current/gcc -L/opt/homebrew/Cellar/gcc/13.2.0/lib/gcc/current/gcc -Wl,-rpath,/opt/homebrew/Cellar/gcc/13.2.0/lib/gcc/current -L/opt/homebrew/Cellar/gcc/13.2.0/lib/gcc/current -lpetsc -lHYPRE -ldmumps -lmumps_common -lpord -lpthread -lscalapack -lsuperlu -lml -llapack -lblas -lparmetis -lmetis -lexoIIv2for32 -lexodus -lnetcdf -lpnetcdf -lhdf5_hl -lhdf5 -lchaco -ltriangle -lz -lctetgen -lX11 -lmpifort -lmpi -lpmpi -lgfortran -lemutls_w -lquadmath -lc++ -o ex1
> ld: warning: -multiply_defined is obsolete
> ld: warning: -multiply_defined is obsolete
> ld: warning: duplicate -rpath '/opt/HPC/petsc-main/ventura-gcc13.2-arm64-g/lib' ignored
> ld: warning: -bind_at_load is deprecated on macOS
> ld: warning: ignoring duplicate libraries: '-lmpi', '-lpmpi'
> 
> 
> 
> That’s quite a curveball a week ahead of a major software update.
> 
> Blaise
> 
>> On Sep 20, 2023, at 10:43 PM, Ju Liu <liujuy at gmail.com> wrote:
>> 
>> Caution: External email.
>> 
>> Hi PETSc team:
>> 
>> I recently got my Xcode command line tools upgraded to version 15. When installing PETSc, the configure command returns an error. My configure command is 
>> 
>> ./configure --with-cc=gcc --with-fc=0 --with-cxx=0 --download-f2cblaslapack --download-mpich
>> 
>> and the message is "Cannot locate all the standard C header files needed by PETSc".
>> 
>> The configure.log file is attached.
>> 
>> How shall I fix this? 
>> 
>> Thanks,
>> 
>> Ju
>> <configure.log>
> 
> — 
> Canada Research Chair in Mathematical and Computational Aspects of Solid Mechanics (Tier 1)
> Professor, Department of Mathematics & Statistics
> Hamilton Hall room 409A, McMaster University
> 1280 Main Street West, Hamilton, Ontario L8S 4K1, Canada 
> https://www.math.mcmaster.ca/bourdin | +1 (905) 525 9140 ext. 27243
> 

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