(_dl_show_auxv): Add handling for ignored entries. Ignore AT_IGNOREPPC.

diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c
index 51f3014..429947c 100644 (file)
--- a/sysdeps/generic/dl-sysdep.c
+++ b/sysdeps/generic/dl-sysdep.c
@@ -262,7 +262,7 @@ _dl_show_auxv (void)
       static const struct
       {
        const char label[20];
-       enum { unused, dec, hex, str } form;
+       enum { unknown = 0, dec, hex, str, ignore } form;
       } auxvars[] =
        {
          [AT_EXECFD - 2] =             { "AT_EXECFD:       ", dec },
@@ -285,14 +285,18 @@ _dl_show_auxv (void)
          [AT_DCACHEBSIZE - 2] =        { "AT_DCACHEBSIZE:  0x", hex },
          [AT_ICACHEBSIZE - 2] =        { "AT_ICACHEBSIZE:  0x", hex },
          [AT_UCACHEBSIZE - 2] =        { "AT_UCACHEBSIZE:  0x", hex },
+         [AT_IGNOREPPC - 2] =          { "AT_IGNOREPPC", ignore },
+         [AT_SECURE - 2] =             { "AT_SECURE:       ", dec },
 #ifdef NEED_DL_SYSINFO
          [AT_SYSINFO - 2] =            { "AT_SYSINFO:      0x", hex },
          [AT_SYSINFO_EHDR - 2] =       { "AT_SYSINFO_EHDR: 0x", hex },
 #endif
-         [AT_SECURE - 2] =             { "AT_SECURE:       ", dec },
        };
       unsigned int idx = (unsigned int) (av->a_type - 2);
 
+      if ((unsigned int) av->a_type < 2u || auxvars[idx].form == ignore)
+       continue;
+
       assert (AT_NULL == 0);
       assert (AT_IGNORE == 1);
 
@@ -304,7 +308,7 @@ _dl_show_auxv (void)
        }
 
       if (idx < sizeof (auxvars) / sizeof (auxvars[0])
-         && auxvars[idx].form != unused)
+         && auxvars[idx].form != unknown)
        {
          const char *val = av->a_un.a_ptr;