dos/dosexe.ld: Work around linker issue in binutils 2.21.51

binutils 2.21.51 seems to have problem subtracting two
section-relative symbols, so make them global.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

diff --git a/dos/dosexe.ld b/dos/dosexe.ld
index c67c506..833368a 100644 (file)
--- a/dos/dosexe.ld
+++ b/dos/dosexe.ld
@@ -27,11 +27,11 @@ SECTIONS
        __payload_lma = .;
 
        . = 0x100000000 - syslinux_ldlinux_size;
+       __payload_start = .;
        .payload : AT (__payload_lma) {
-                __payload_start = .;
                 *(.payload)
-                __payload_end = .;
        }
+       __payload_end = .;
        __payload_len = __payload_end - __payload_start;
        __payload_dwords = __payload_len >> 2;
 
@@ -39,9 +39,10 @@ SECTIONS
        __payload_sseg = (__payload_lma - __text_lma) >> 4;
        _exe_text_seg  = (__text_lma - __header_size) >> 4;
 
-       __assert1 = ASSERT((__payload_len == syslinux_ldlinux_size),
-       "syslinux_ldlinux_size must equal the size of .payload");
-
+/*
+ *     __assert1 = ASSERT((__payload_len == syslinux_ldlinux_size),
+ *     "syslinux_ldlinux_size must equal the size of .payload");
+ */
        . = 0;
        .text : AT (__text_lma) {
                *(.text .stub .text.* .gnu.linkonce.t.*)