The X register must be zero on return.

git-svn-id: svn://svn.cc65.org/cc65/trunk@4426 b7a2c559-68d2-44c3-8de9-860c34a00d81

diff --git a/libsrc/cbm/toascii.s b/libsrc/cbm/toascii.s
index bea7ca880548478bac74fcbe4a90997b04d160c0..c44a93278446f6a25d3a7457f408de2e734d3268 100644 (file)
--- a/libsrc/cbm/toascii.s
+++ b/libsrc/cbm/toascii.s
@@ -11,6 +11,10 @@
 
 .proc   _toascii
 
+; X must be zero on return
+
+        ldx     #0
+
 ; Check for code between 65 and 90
 
         cmp     #$41