From a2a73935b22444b158ec5de2916deb02d9f7928b Mon Sep 17 00:00:00 2001
From: Christian Pfeiffer <cpfeiffer@live.de>
Date: Thu, 2 Feb 2017 11:31:22 +0100
Subject: [PATCH] FindMPI: Remove leading spaces from flags

---
 Modules/FindMPI.cmake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Modules/FindMPI.cmake b/Modules/FindMPI.cmake
index 9cc7cab1d4..dd700e3f71 100644
--- a/Modules/FindMPI.cmake
+++ b/Modules/FindMPI.cmake
@@ -313,6 +313,7 @@ function (interrogate_mpi_compiler lang try_libs)
         set(MPI_COMPILE_FLAGS_WORK)
 
         foreach(FLAG ${MPI_ALL_COMPILE_FLAGS})
+          string(REGEX REPLACE "^ " "" FLAG ${FLAG})
           if (MPI_COMPILE_FLAGS_WORK)
             string(APPEND MPI_COMPILE_FLAGS_WORK " ${FLAG}")
           else()
@@ -364,6 +365,7 @@ function (interrogate_mpi_compiler lang try_libs)
         string(REGEX MATCHALL "(^| )(-Wl,|-Xlinker )([^\" ]+|\"[^\"]+\")" MPI_ALL_LINK_FLAGS "${MPI_LINK_CMDLINE}")
         set(MPI_LINK_FLAGS_WORK)
         foreach(FLAG ${MPI_ALL_LINK_FLAGS})
+          string(REGEX REPLACE "^ " "" FLAG ${FLAG})
           if (MPI_LINK_FLAGS_WORK)
             string(APPEND MPI_LINK_FLAGS_WORK " ${FLAG}")
           else()
-- 
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