mirror of https://gitlab.com/QEF/q-e.git
83 lines
1.6 KiB
Plaintext
83 lines
1.6 KiB
Plaintext
# Copyright (C) 2001-2016 Quantum ESPRESSO Foundation
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AC_DEFUN([X_AC_QE_CC], [
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# candidate C and f77 compilers good for all cases
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try_cc="cc gcc"
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case "$arch:$f90_flavor" in
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*:ifort* )
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try_cc="icc ecc $try_cc"
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;;
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*:pgf90 )
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try_cc="pgcc $try_cc"
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;;
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cray*:* )
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try_cc="cc"
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;;
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necsx:* )
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try_cc="sxcc"
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;;
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ppc64-bg*:*xlf90_r )
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try_cc="bgxlc_r"
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;;
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ppc64-bg*:*xlf90 )
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try_cc="bgxlc"
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;;
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ppc64:*xlf* | ppc64-mn:*xlf* )
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try_cc="xlc_r $try_cc"
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;;
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esac
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# check serial C compiler
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if test "$env_cc" = "" ; then cc="$try_cc" ; else cc="$env_cc"; fi
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AC_PROG_CC($cc)
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cc=$CC
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echo setting CC... $cc
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AC_SUBST(cc)
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# tentative C and loader flags, good for many cases
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try_cflags="-O3"
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c_ldflags=""
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try_cpp="cpp"
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case "$arch:$cc" in
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*:pgcc )
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# Do I need preprocessing here?
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try_cflags="-fast -Mpreprocess"
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;;
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crayxt*:cc )
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# Actually we need something like is done for ftn to detect
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# the proper compiler used (NdFilippo)
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try_cflags="-O3"
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;;
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necsx:* )
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#try_cflags="-D__SX6 \$(IFLAGS) \$(MODFLAGS)"
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try_cflags=""
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;;
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ppc64-mn:* )
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try_cflags="-O3 -q64"
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;;
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ppc64-bg:* )
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try_cflags="-O3 -q32"
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;;
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ppc64-bgq:* )
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try_cflags="-O3"
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;;
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ppc64:xlc*)
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try_cflags="-O3 -q64 -qthreaded"
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c_ldflags="-q64"
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;;
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esac
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if test "$cflags" = "" ; then cflags=$try_cflags ; fi
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echo setting CFLAGS... $cflags
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# compilation flags for all subsequent tests
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test_cflags="`echo $cflags | sed 's/\$([[^)]]*)//g'`"
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AC_SUBST(cflags)
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])
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