Fix two more format inconsistencies found on s390. The one
in m_stacktrace.c also existed for other architectures. Fixed
as well.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15508 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/m_machine.c b/coregrind/m_machine.c
index 1c1d4b5..7e9942f 100644
--- a/coregrind/m_machine.c
+++ b/coregrind/m_machine.c
@@ -1411,7 +1411,7 @@
      HChar *p = fac_str;
      p += VG_(sprintf)(p, "machine %4d  ", model);
      for (i=0; i < sizeof fac_hwcaps / sizeof fac_hwcaps[0]; ++i) {
-        p += VG_(sprintf)(p, " %s %1d", fac_hwcaps[i].name,
+        p += VG_(sprintf)(p, " %s %1u", fac_hwcaps[i].name,
                           fac_hwcaps[i].installed);
      }
      *p++ = '\0';