[PATCH 5/7] ldbl-128ibm-compat: enforce ibm128 on compat tests

["Paul E. Murphy" <murphyp at linux dot vnet dot ibm dot com>]

For lack of a more comprehensive solution, tack on the ibm128 ABI
compiler options for the totalorder{,mag}l compat tests which exist
prior to enabling this feature.
---
 sysdeps/ieee754/ldbl-128ibm-compat/Makefile | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/Makefile b/sysdeps/ieee754/ldbl-128ibm-compat/Makefile
index e40ae08469..af8027cf0e 100644
--- a/sysdeps/ieee754/ldbl-128ibm-compat/Makefile
+++ b/sysdeps/ieee754/ldbl-128ibm-compat/Makefile
@@ -270,6 +270,7 @@ tests-internal += tst-ibm128-error tst-ieee128-error
 tests-internal += tst-ibm128-efgcvt tst-ieee128-efgcvt
 
 $(objpfx)tst-ieee128-efgcvt: gnulib-tests += $(f128-loader-link)
+$(objpfx)tst-ldbl-efgcvt: gnulib-tests += $(f128-loader-link)
 
 $(objpfx)tst-ibm128-%.c: tst-ldbl-%.c
 	cp $< $@
@@ -318,6 +319,15 @@ CFLAGS-test-strfrom-ibm128.c += -mabi=ibmlongdouble -Wno-psabi
 $(objpfx)test-strfrom-ieee128: gnulib-tests += $(f128-loader-link)
 endif
 
+ifeq ($(subdir),math)
+# The totalorder{,mag} compatibility tests were added prior to this
+# support. Thus, they can only correctly be used with ibm128.
+CFLAGS-test-ldouble-compat_totalorder.c += -mabi=ibmlongdouble
+CFLAGS-test-ldouble-compat_totalordermag.c += -mabi=ibmlongdouble
+CFLAGS-test-ildouble-compat_totalorder.c += -mabi=ibmlongdouble
+CFLAGS-test-ildouble-compat_totalordermag.c += -mabi=ibmlongdouble
+endif
+
 # Add IEEE binary128 files as make targets.
 routines += $(foreach r,$(ldbl-extra-routines),ieee128-$(r))
 
-- 
2.21.1