Keil C中出现如下擎告,这是怎么回事?
Build target 'Target 1'
compiling main.c...
linking...
*** WARNING L15: MULTIPLE CALL TO SEGMENT
SEGMENT: ?PR?DELAY?MAIN
CALLER1: ?C_C51STARTUP
CALLER2: ?PR?INT1PROC?MAIN
Program Size: data=32.0 xdata=0 code=399
creating hex file from "trafric"...
"trafric" - 0 Error(s), 1 Warning(s).