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-rw-r--r--mpi/config.links2
1 files changed, 1 insertions, 1 deletions
diff --git a/mpi/config.links b/mpi/config.links
index 7a229cb0..183e5bc1 100644
--- a/mpi/config.links
+++ b/mpi/config.links
@@ -279,7 +279,7 @@ fi
# Figure the required modules out
mpi_required_modules=$mpi_standard_modules
-if test $mpi_extra_modules != ""; then
+if test "$mpi_extra_modules" != ""; then
for fn in $mpi_extra_modules; do
for i in $mpi_optional_modules; do
if test "$fn" = "$i" ; then