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-rw-r--r--config/pgi-fflags8
1 files changed, 7 insertions, 1 deletions
diff --git a/config/pgi-fflags b/config/pgi-fflags
index e617db6..c9b50f3 100644
--- a/config/pgi-fflags
+++ b/config/pgi-fflags
@@ -14,6 +14,7 @@
if test X = "X$f9x_flags_set"; then
f9x_version="`$F9X $FFLAGS -V 2>&1 |grep '^pgf90 '`"
if test X != "X$f9x_version"; then
+ is_mpi="`$F9X $FFLAGS -help 2>&1 |grep 'link MPI'`"
f9x_vendor=`echo $f9x_version |sed 's/\([a-z0-9]*\).*/\1/'`
f9x_version=`echo $f9x_version |sed 's/pgf90 \([-a-z0-9\.\-]*\).*/\1/'`
echo "compiler '$F9X' is PGI $f9x_vendor-$f9x_version"
@@ -59,7 +60,12 @@ if test "X-pgf90" = "X-$f9x_vendor"; then
FFLAGS="$FFLAGS -Mdclchk -Mstandard -Minform,warn"
# Production
- PROD_FFLAGS="-fast -s -Mnoframe"
+ # Check for MPI wrapper being used and tweak down compiler options
+ if test "X-" == "X-$is_mpi"; then
+ PROD_FFLAGS="-fast -s -Mnoframe"
+ else
+ PROD_FFLAGS="-O2 -s"
+ fi
# Debug
DEBUG_FFLAGS="-g -Mbounds -Mchkfpstk -Mchkptr"