openwrt/toolchain/gcc/patches/4.4.7/933-avr32_bug_7435.patch

33 lines
1.3 KiB
Diff

--- 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. */