ref: eb4952c188fddf486adbdb98a82ea9e6123eaff1
dir: /test/asm/macro-arg-in-string.asm/
print1: MACRO
PRINTLN "\1"
ENDM
print1 John "Danger" Smith
print1 \\A\nB
print1 C\
D
print1 E\!F ; illegal character escape
iprint: MACRO
PRINTLN "{\1}"
ENDM
s EQUS "hello"
iprint s