[mpich-discuss] Error in compiling MPICH on Mac desktop

[Rob Latham]

On 10/28/2015 12:46 PM, Ghosh, Debojyoti wrote:
> Hi,
>
> I am getting a compilation error while trying to compile MPICH on my Mac
> desktop. I installed the latest GNU compilers using Homebrew.
>
>  > gcc -v
> Using built-in specs.
> COLLECT_GCC=gcc
> COLLECT_LTO_WRAPPER=/usr/local/Cellar/gcc/5.2.0/libexec/gcc/x86_64-apple-darwin14.5.0/5.2.0/lto-wrapper
> Target: x86_64-apple-darwin14.5.0
> Configured with: ../configure --build=x86_64-apple-darwin14.5.0
> --prefix=/usr/local/Cellar/gcc/5.2.0
> --libdir=/usr/local/Cellar/gcc/5.2.0/lib/gcc/5
> --enable-languages=c,c++,objc,obj-c++,fortran --program-suffix=-5
> --with-gmp=/usr/local/opt/gmp --with-mpfr=/usr/local/opt/mpfr
> --with-mpc=/usr/local/opt/libmpc --with-isl=/usr/local/opt/isl
> --with-system-zlib --enable-libstdcxx-time=yes --enable-stage1-checking
> --enable-checking=release --enable-lto
> --with-build-config=bootstrap-debug --disable-werror
> --with-pkgversion='Homebrew gcc 5.2.0'
> --with-bugurl=https://github.com/Homebrew/homebrew/issues
> --enable-plugin --disable-nls --enable-multilib
> Thread model: posix
> gcc version 5.2.0 (Homebrew gcc 5.2.0)

We test with gcc-5.2 on our mac build bots, so it's definitely possible.

> I am getting the following error while compiling MPICH:
>    CC       src/mpltrmem.lo
> /var/folders/qf/q3tp7kgn0gz6qj5_c2nr4qqm001qq3/T//ccyirdXM.s:491:suffix
> or operands invalid for `movq'
> /var/folders/qf/q3tp7kgn0gz6qj5_c2nr4qqm001qq3/T//ccyirdXM.s:495:suffix
> or operands invalid for `movq'
> make[2]: *** [src/mpltrmem.lo] Error 1
> make[1]: *** [all-recursive] Error 1
> make: *** [all] Error 2

When the assembler is suspicous ('movq') then it sure seems like there's 
a toolchain mismatch.

Does this bug report from libressl sound like your environment?
https://github.com/libressl-portable/portable/issues/121

==rob


-- 
Rob Latham
Mathematics and Computer Science Division
Argonne National Lab, IL USA
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