Thanks for reporting the issue.  Can you try this patch, and see if it fixes the issue on your trunk checkout?




On Nov 5, 2013, at 11:12 AM, Jeremiah Willcock <jewillco@crest.iu.edu> wrote:

> In version 1.6.1 (and the same issue appears to be in SVN trunk), there are some warnings when using <mpi.h> from code compiled in C++11 mode with more recent snapshots of GCC 4.9:
>
> .../include/mpi_portable_platform.h:102:38: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix]
>          _STRINGIFY(__INTEL_COMPILER)"."_STRINGIFY(_PLATFORM_INTEL_COMPILER_BUILD_DATE)
>                                      ^
> .../include/mpi_portable_platform.h:135:33: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix]
>             _STRINGIFY(__PGIC__)"."_STRINGIFY(__PGIC_MINOR__)"-"_STRINGIFY(__PGIC_PATCHLEVEL__)
>                                 ^
> .../include/mpi_portable_platform.h:135:62: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix]
>             _STRINGIFY(__PGIC__)"."_STRINGIFY(__PGIC_MINOR__)"-"_STRINGIFY(__PGIC_PATCHLEVEL__)
>                                                              ^
> .../include/mpi_portable_platform.h:374:34: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix]
>              _STRINGIFY(__GNUC__)"."_STRINGIFY(__GNUC_MINOR__)"."_STRINGIFY(__GNUC_PATCHLEVEL__)
>                                  ^
> .../include/mpi_portable_platform.h:374:63: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix]
>              _STRINGIFY(__GNUC__)"."_STRINGIFY(__GNUC_MINOR__)"."_STRINGIFY(__GNUC_PATCHLEVEL__)
>                                                               ^
> .../include/mpi_portable_platform.h:377:34: warning: invalid suffix on literal; C++11 requires a space between literal and string macro [-Wliteral-suffix]
>              _STRINGIFY(__GNUC__)"."_STRINGIFY(__GNUC_MINOR__)".?"
>
> The fix is to insert spaces between the strings like the warnings say; doing that is compatible with both older and new language standards.
>
> -- Jeremiah Willcock
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--
Jeff Squyres
jsquyres@cisco.com
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