libmpeg2: fix sparc32 build

The output detection recognized wrong target output, because
sparcv9 optimization flags used for sparcv8 build.

Fixes:
  http://autobuild.buildroot.net/results/1b3158b03f7eaf5afb5a4dab9526091888f6c9b8

Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

diff --git a/package/libmpeg2/0004-fix-sparc.patch b/package/libmpeg2/0004-fix-sparc.patch
new file mode 100644 (file)
index 0000000..d876b66
--- /dev/null
+++ b/package/libmpeg2/0004-fix-sparc.patch
@@ -0,0 +1,16 @@
+Do not use sparcv9 optimization flags for sparcv8 builds
+
+Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
+
+diff -Nur libmpeg2-0.5.1.orig/configure.ac libmpeg2-0.5.1/configure.ac
+--- libmpeg2-0.5.1.orig/configure.ac   2008-07-18 16:30:17.000000000 +0200
++++ libmpeg2-0.5.1/configure.ac        2017-04-26 21:09:15.780838339 +0200
+@@ -95,7 +95,7 @@
+               break
+           fi
+       done;;
+-    sparc-* | sparc64-*)
++    sparc64-*)
+       AC_DEFINE([ARCH_SPARC],,[sparc architecture])
+       TRY_CFLAGS="$OPT_CFLAGS -mcpu=ultrasparc -mvis"
+       AC_TRY_CFLAGS([$TRY_CFLAGS $CFLAGS],[OPT_CFLAGS="$TRY_CFLAGS"]);;