6809: add asm define for gcc bug workaround

diff --git a/Kernel/cpu-6809/cpu.h b/Kernel/cpu-6809/cpu.h
index 136eb0b..ff02941 100644 (file)
--- a/Kernel/cpu-6809/cpu.h
+++ b/Kernel/cpu-6809/cpu.h
@@ -66,3 +66,4 @@ typedef union {            /* this structure is endian dependent */
 /* Sane behaviour for unused parameters */
 #define used(x)
 
+#define gcc_miscompile_workaround()    __asm("":::"memory")