Recent powerpc testcase fails

[Alan Modra]

On powerpcle-cygwin a couple of tests fail due to alignment.

	* gas/ppc/altivec3.d: Allow for padding at end of section.
	* gas/testsuite/gas/ppc/power9.d: Likewise.

diff --git a/gas/testsuite/gas/ppc/altivec3.d b/gas/testsuite/gas/ppc/altivec3.d
index 58a8313..1d05a8f 100644
--- a/gas/testsuite/gas/ppc/altivec3.d
+++ b/gas/testsuite/gas/ppc/altivec3.d
@@ -76,3 +76,4 @@ Disassembly of section \.text:
 .*:	(12 b5 17 44|44 17 b5 12) 	vslv    v21,v21,v2
 .*:	(11 e9 0f 4d|4d 0f e9 11) 	vextuhrx r15,r9,v1
 .*:	(12 b1 87 8d|8d 87 b1 12) 	vextuwrx r21,r17,v16
+#pass
diff --git a/gas/testsuite/gas/ppc/power9.d b/gas/testsuite/gas/ppc/power9.d
index 950af6c..a05f207 100644
--- a/gas/testsuite/gas/ppc/power9.d
+++ b/gas/testsuite/gas/ppc/power9.d
@@ -386,3 +386,4 @@ Disassembly of section \.text:
 .*:	(f0 f1 df df|df df f1 f0) 	xvcmpnedp\. vs39,vs49,vs59
 .*:	(f1 12 e2 df|df e2 12 f1) 	xvcmpnesp vs40,vs50,vs60
 .*:	(f1 33 ee df|df ee 33 f1) 	xvcmpnesp\. vs41,vs51,vs61
+#pass

-- 
Alan Modra
Australia Development Lab, IBM