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path: root/toolchain/gcc/patches/4.4.6/933-avr32_bug_7435.patch
blob: 78106619c5e37834e3fc8be360edc09b16ed3acf (plain)
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--- a/gcc/config/avr32/avr32.c
+++ b/gcc/config/avr32/avr32.c
@@ -243,14 +243,14 @@ void
 avr32_override_options (void)
 {
   const struct part_type_s *part;
-  const struct arch_type_s *arch;
+  const struct arch_type_s *arch, *part_arch;
 
   /*Add backward compability*/
   if (strcmp ("uc", avr32_arch_name)== 0)
     {
       fprintf (stderr, "Warning: Deprecated arch `%s' specified. "
                        "Please use '-march=ucr1' instead. "
-                       "Converting to arch 'ucr1'\n",
+                       "Using arch 'ucr1'\n",
                avr32_arch_name);
       avr32_arch_name="ucr1";
     }
@@ -298,6 +298,12 @@ avr32_override_options (void)
   if (!arch->name)
     avr32_arch = &avr32_arch_types[avr32_part->arch_type];
 
+   /* When architecture implied by -mpart and one passed in -march are 
+    * conflicting, issue an error message */
+   part_arch = &avr32_arch_types[avr32_part->arch_type];
+   if (strcmp("none",avr32_part_name) && strcmp("none", avr32_arch_name) && strcmp(avr32_arch_name,part_arch->name))
+     error ("Conflicting architectures implied by -mpart and -march\n");
+
   /* If optimization level is two or greater, then align start of loops to a
      word boundary since this will allow folding the first insn of the loop.
      Do this only for targets supporting branch prediction. */