Add -ffp-contract=off to CFLAGS for riscv64

Signed-off-by: David Abdurachmanov <david.abdurachmanov@sifive.com>

gd.spec

@@ -9,7 +9,7 @@
 Summary:       A graphics library for quick creation of PNG or JPEG images
 Name:          gd
 Version:       2.2.5
-Release:       10%{?prever}%{?short}%{?dist}
+Release:       10%{?prever}%{?short}.0.riscv64%{?dist}
 License:       MIT
 URL:           http://libgd.github.io/
 %if 0%{?commit:1}
@@ -122,7 +122,7 @@ CFLAGS="$RPM_OPT_FLAGS -DDEFAULT_FONTPATH='\"\
 CFLAGS="$CFLAGS -msse -mfpmath=sse"
 %endif
 
-%ifarch aarch64 ppc64 ppc64le s390 s390x
+%ifarch aarch64 ppc64 ppc64le s390 s390x riscv64
 # workaround for https://bugzilla.redhat.com/show_bug.cgi?id=1359680
 export CFLAGS="$CFLAGS -ffp-contract=off"
 %endif
@@ -167,6 +167,9 @@ grep %{version} $RPM_BUILD_ROOT%{_libdir}/pkgconfig/gdlib.pc
 
 
 %changelog
+* Thu Jan 16 2019 David Abdurachmanov <david.abdurachmanov@sifive.com> - 2.2.5-10.0.riscv64
+- Add -ffp-contract=off to CFLAGS for riscv64
+
 * Fri Nov 01 2019 odubaj@redhat.com - 2.2.5-10
 - Fixed heap based buffer overflow in gd_color_match.c:gdImageColorMatch() in libgd as used in imagecolormatch()
 - Resolves: RHBZ#1678104 (CVE-2019-6977)