Verify 16bit code doesn't rely on any "discarded" sections.

Add linker rule to catch cases where 16bit code tries to access a
    non-existent 32bit variable defined with VAR32VISIBLE.

diff --git a/src/rombios16.lds.S b/src/rombios16.lds.S
index f9046adc952b672feac06f306d742a9acb8b8a82..07a6385348e8e56c7d4de9222a703672e1561a92 100644 (file)
--- a/src/rombios16.lds.S
+++ b/src/rombios16.lds.S
@@ -11,4 +11,5 @@ SECTIONS
         .text16 code16_start : {
                 *(.text16)
                 }
+        /DISCARD/ : { *(.discard*) }
 }