(sparc_override_options): Error if -mcpu=v9 and v9 support not compiled in.

From-SVN: r11326

diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c
index 9c927589fc94e8580ab9821487b55ca5068dde0e..46927dd653de4a59fc3ae1ee4a882a5dde048069 100644 (file)
--- a/gcc/config/sparc/sparc.c
+++ b/gcc/config/sparc/sparc.c
@@ -188,6 +188,10 @@ sparc_override_options ()
   if (! p->name)
     error ("bad value (%s) for -mcpu= switch", sparc_cpu_string);
 
+  if ((sparc_cpu == CPU_V9 || sparc_cpu == CPU_ULTRASPARC)
+      && ! SPARC_V9)
+    error ("sparc64 is not supported by this configuration");
+
   if ((sparc_cpu == CPU_V9 || sparc_cpu == CPU_ULTRASPARC)
       && TARGET_ARCH32)
     target_flags |= MASK_DEPRECATED_V8_INSNS;