From a92dc25fb3a257ad418da2d1227b092db49bc2b4 Mon Sep 17 00:00:00 2001
From: Chip-Kerchner <chip.kerchner@ibm.com>
Date: Fri, 29 Sep 2023 08:08:29 -0500
Subject: [PATCH] Fix Makefile.power for xlf

---
 Makefile.power | 4 ++++
 f_check        | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/Makefile.power b/Makefile.power
index 33702c932..46afb2d4a 100644
--- a/Makefile.power
+++ b/Makefile.power
@@ -70,8 +70,12 @@ else
 FCOMMON_OPT += -O1 -frecursive -mcpu=power8 -mtune=power8  -fno-fast-math 
 endif
 else
+ifeq ($(F_COMPILER), IBM)
+FCOMMON_OPT += -O2 -qrecur -qnosave
+else
 FCOMMON_OPT += -O2 -frecursive -mcpu=power8 -mtune=power8  -fno-fast-math 
 endif
+endif
 else
 FCOMMON_OPT += -O2 -Mrecursive
 endif
diff --git a/f_check b/f_check
index f30231bc4..31f4376d0 100755
--- a/f_check
+++ b/f_check
@@ -117,6 +117,9 @@ else
                             vendor=PGI
                             openmp='-mp'
                             ;;
+                        *xlf*)
+                            vendor=IBM
+                            ;;
                         *)
                             vendor=G77
                             openmp=''