On Wed, 26 Apr 2023, Barry Smith wrote:

> 
> 
>   Urg, so user makefiles that worked for 25+ years suddenly don't work and 
> that is ok? No deprecation message as Jed would have liked?

I think I raised this issue when 'CFLAGS = ' stuff was removed from all 
makefiles.

You can view this change as a necessary fix for above cleanup change..

Don't know if there is gnumake syntax where the reset in 
PETSC_ARCH/lib/conf/petscvaribales can selectively reset only on env variable - 
but not prior make variable

Right now the fix is to move the 'CFLAGS' line after the the 'include' line

Satish

> 
>   So it is from 
>     # Avoid picking CFLAGS etc from env - but support 'make CFLAGS=-Werror' 
> etc..
>     self.addMakeMacro('CFLAGS','')
>     self.addMakeMacro('CPPFLAGS','')
>     self.addMakeMacro('CXXFLAGS','')
>     self.addMakeMacro('CXXPPFLAGS','')
>     self.addMakeMacro('FFLAGS','')
>     self.addMakeMacro('FPPFLAGS','')
>     self.addMakeMacro('CUDAFLAGS','')
>     self.addMakeMacro('CUDAPPFLAGS','')
>     self.addMakeMacro('HIPFLAGS','')
>     self.addMakeMacro('HIPPPFLAGS','')
>     self.addMakeMacro('SYCLFLAGS','')
>     self.addMakeMacro('SYCLPPFLAGS','')
>     self.addMakeMacro('LDFLAGS','')
> 
> What was "from env" suppose to mean? You mean environmental variables? 
> 
> Is there some other way of not automatically using the environmental 
> variables that doesn't break 25 years of user makefile? Since these things 
> all require GNUmake is there some GNUmake-ish way to hand this without 
> breaking current makefiles?
> 
> 
> 
> 
> > On Apr 26, 2023, at 5:34 PM, Satish Balay <ba...@mcs.anl.gov> wrote:
> > 
> > Well we wanted to always have  CFLAGS initialized by configure [to ignore 
> > stuff from env].
> > 
> > So now - if we are setting in makefile - it has to be set after this 
> > default is set - i.e after the line:
> > 
> > include ${PETSC_DIR}/lib/petsc/conf/variables
> > 
> > Or do:
> > 
> > make CFLAGS=garbase ex1
> > 
> > There might be a different bug lurking here..
> > 
> > -PETSC_CCOMPILE_SINGLE   = ${CC} -o $*.o -c ${CC_FLAGS} ${FLAGS} ${CPPFLAGS}
> > +PETSC_CCOMPILE_SINGLE   = ${CC} -o $*.o -c ${CC_FLAGS} ${CFLAGS} 
> > ${CPPFLAGS}
> > 
> > Satish
> > 
> > On Wed, 26 Apr 2023, Barry Smith wrote:
> > 
> >> 
> >> $ make ex1
> >> mpicc -Wl,-bind_at_load -Wl,-multiply_defined,suppress 
> >> -Wl,-multiply_defined -Wl,suppress -Wl,-commons,use_dylibs 
> >> -Wl,-search_paths_first -Wl,-no_compact_unwind  -Wall -Wwrite-strings 
> >> -Wno-unknown-pragmas -Wno-lto-type-mismatch -Wno-stringop-overflow 
> >> -fvisibility=hidden -g3 -O0  -I/Users/barrysmith/Src/petsc/include 
> >> -I/Users/barrysmith/Src/petsc/arch-release/include -I/opt/X11/include      
> >> ex1.c  -Wl,-rpath,/Users/barrysmith/Src/petsc/arch-release/lib 
> >> -L/Users/barrysmith/Src/petsc/arch-release/lib -Wl,-rpath,/opt/X11/lib 
> >> -L/opt/X11/lib 
> >> -Wl,-rpath,/Users/barrysmith/soft/mpich-clang-gfortran-opt/lib 
> >> -L/Users/barrysmith/soft/mpich-clang-gfortran-opt/lib 
> >> -Wl,-rpath,/opt/homebrew/Cellar/gcc/12.2.0/lib/gcc/current/gcc/aarch64-apple-darwin22/12
> >>  
> >> -L/opt/homebrew/Cellar/gcc/12.2.0/lib/gcc/current/gcc/aarch64-apple-darwin22/12
> >>  -Wl,-rpath,/opt/homebrew/Cellar/gcc/12.2.0/lib/gcc/current/gcc 
> >> -L/opt/homebrew/Cellar/gcc/12.2.0/lib/gcc/current/gcc 
> >> -Wl,-rpath,/opt/homebrew/Cellar/gcc/12.2
 .0/lib/g
 cc/current -L/opt/homebrew/Cellar/gcc/12.2.0/lib/gcc/current -lpetsc -llapack 
-lblas -lX11 -lmpifort -lmpi -lpmpi -lgfortran -lemutls_w -lquadmath -lstdc++ 
-lquadmath -o ex1
> >> ~/Src/petsc/src/snes/tutorials (release *=) arch-release
> >> $ more makefile
> >> -include ../../../petscdir.mk
> >> 
> >> MANSEC           = SNES
> >> EXAMPLESMATLAB   = ex5m.m ex29view.m
> >> DIRS             = ex10d network
> >> CLEANFILES       = ex5f90t
> >> CFLAGS = garbage
> >> 
> >> 
> >> The new stuff in variables PETSC_COMPILE_SINGLE    = ${PCC} -o $*.o -c 
> >> ${PCC_FLAGS} ${${CLANGUAGE}FLAGS} ${CCPPFLAGS}  with the recursive use of 
> >> $ doesn't work? This is on my Mac but Get also has the problem on Polaris
> 

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