From 025ea1ff20990928a4de1f16be17e5302e0df63d Mon Sep 17 00:00:00 2001 From: Carl Pearson Date: Fri, 30 Apr 2021 15:08:16 -0600 Subject: [PATCH] improve readme --- README.md | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/README.md b/README.md index 2865d24..acda142 100644 --- a/README.md +++ b/README.md @@ -1,7 +1,7 @@ # mpi_test -Various standalone MPI binaries -* all pass `argc`/`argv` to `MPI_Init` +Various standalone MPI binaries, either tests or examples depending on your perspective. +The goal is to compile with no warnings with `-Wall -Wextra -Wshadow -pedantic` or similarly picky settings. Adjust `Makefile` to match your environment, if needed * uses `mpicxx` and a few simple flags by default @@ -18,8 +18,12 @@ Adjust `run-all.sh` to match your environment, if needed ./run-all.sh ``` -If any tests fail, you can run them individually. +If any binaries fail, you can run them individually... ## Run individual tests -Execute any binary you want using `mpirun`, or whatever is appropriate for your platform. \ No newline at end of file +Execute any binary you want using `mpirun`, or whatever is appropriate for your platform. + +## Notes on specific platforms + +Some Open MPIs use `long long` for their datatypes, which means we can't support ANSI C++ (`-ansi`). \ No newline at end of file