Fixed gcc compiler warning (#867)

[cc65] / cfg / geos-apple.cfg

diff --git a/cfg/geos-apple.cfg b/cfg/geos-apple.cfg
index 2c9f6c5897c1313dcdd6fdb90d6a235855666fa2..98dcfb5aa6fd1b803d05ce51cf50e09a89bee21b 100644 (file)
--- a/cfg/geos-apple.cfg
+++ b/cfg/geos-apple.cfg
@@ -1,15 +1,19 @@
+FEATURES {
+    STARTADDRESS: default = $4000;
+}
 SYMBOLS {
     __BACKBUFSIZE__: type = weak, value = $2000;
+    __HIMEM__:       type = weak, value = $C000 - __BACKBUFSIZE__;
     __OVERLAYSIZE__: type = weak, value = $0000;
-    __OVERLAYADDR__: type = weak, value = $C000 - __BACKBUFSIZE__ - __OVERLAYSIZE__;
-    __STACKSIZE__:   type = weak, value = $0400;
+    __OVERLAYADDR__: type = weak, value = __HIMEM__ - __OVERLAYSIZE__;
+    __STACKSIZE__:   type = weak, value = $0400; # 1k stack
     __STACKADDR__:   type = weak, value = $2000 - __STACKSIZE__;
 }
 MEMORY {
     CVT:    file   = %O,  start = $0,              size = $20000;
     ZP:     define = yes, start = $80,             size = $1A + $06;
-    EXT:    define = yes, start = $0C00,           size = __STACKADDR__ - $0C00;
-    VLIR0:  define = yes, start = $4000,           size = __OVERLAYADDR__ - $4000;
+    EXT:    define = yes, start = $0C00,           size = __STACKADDR__ - __EXT_START__;
+    VLIR0:  define = yes, start = %S,              size = __OVERLAYADDR__ - %S;
     VLIR1:  define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;
     VLIR2:  define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;
     VLIR3:  define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;