Make rs6000-tdep.c:variants 'const'

I noticed that rs6000-tdep.c has a global "variants" array that can be
marked "const", moving it into rodata.

Approved-By: Andrew Burgess <aburgess@redhat.com>

diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c
index a36c337c625fd8a2be31118f125b796bc4bebe8a..fa4fb50fa7b5e8bbbdbe6303a61fc1f56031e78b 100644 (file)
--- a/gdb/rs6000-tdep.c
+++ b/gdb/rs6000-tdep.c
@@ -3528,7 +3528,7 @@ struct ppc_variant
     const struct target_desc **tdesc;
   };
 
-static struct ppc_variant variants[] =
+static const ppc_variant variants[] =
 {
   {"powerpc", "PowerPC user-level", bfd_arch_powerpc,
    bfd_mach_ppc, &tdesc_powerpc_altivec32},