z80: make sure the helpers appear in common

diff --git a/Kernel/lowlevel-z80-banked.s b/Kernel/lowlevel-z80-banked.s
index c040a69..219102f 100644 (file)
--- a/Kernel/lowlevel-z80-banked.s
+++ b/Kernel/lowlevel-z80-banked.s
@@ -559,6 +559,7 @@ numeral:add a, #0x30 ; start at '0' (0x30='0')
 ;
 ;      These are needed by the experimental SDCC size optimisations
 ;
+       .area _COMMONMEM
 
        .globl __enter, __enter_s