Fix Makefile to support OpenMP on AIX for xlc (clang) with xlf.

ctest/Makefile

@@ -218,6 +218,9 @@ ifeq ($(F_COMPILER), IBM)
 ifeq ($(C_COMPILER), GCC)
 CEXTRALIB += -lgomp
 endif
+ifeq ($(C_COMPILER), CLANG)
+CEXTRALIB += -lomp
+endif
 endif
 endif
 

test/Makefile

@@ -276,6 +276,9 @@ ifeq ($(F_COMPILER), IBM)
 ifeq ($(C_COMPILER), GCC)
 CEXTRALIB += -lgomp
 endif
+ifeq ($(C_COMPILER), CLANG)
+CEXTRALIB += -lomp
+endif
 endif
 endif
 

utest/Makefile

@@ -45,8 +45,18 @@ endif
 
 all : run_test
 
+ifeq ($(OSNAME), AIX)
+ifeq ($(USE_OPENMP), 1)
+$(UTESTBIN): $(OBJS)
+	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ ../$(LIBNAME) $(EXTRALIB)
+else
+$(UTESTBIN): $(OBJS)
+	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ ../$(LIBNAME) $(EXTRALIB) $(FEXTRALIB)
+endif
+else
 $(UTESTBIN): $(OBJS)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ ../$(LIBNAME) $(EXTRALIB) $(FEXTRALIB)
+endif
 
 run_test: $(UTESTBIN)
 ifneq ($(CROSS), 1)