sync binutils config/ with gcc

[deliverable/binutils-gdb.git] / config / acx.m4

diff --git a/config/acx.m4 b/config/acx.m4
index 9ff31eb85f3d4375a784d266953cfeaf8808f413..ab42972f4a0ff09f0e8344e356f2e0bb43e7a4ac 100644 (file)
--- a/config/acx.m4
+++ b/config/acx.m4
@@ -404,7 +404,7 @@ AC_DEFUN([ACX_PROG_CMP_IGNORE_INITIAL],
 [AC_CACHE_CHECK([how to compare bootstrapped objects], gcc_cv_prog_cmp_skip,
 [ echo abfoo >t1
   echo cdfoo >t2
-  gcc_cv_prog_cmp_skip='tail +16c $$f1 > tmp-foo1; tail +16c $$f2 > tmp-foo2; cmp tmp-foo1 tmp-foo2'
+  gcc_cv_prog_cmp_skip='tail -c +17 $$f1 > tmp-foo1; tail -c +17 $$f2 > tmp-foo2; cmp tmp-foo1 tmp-foo2'
   if cmp t1 t2 2 2 > /dev/null 2>&1; then
     if cmp t1 t2 1 1 > /dev/null 2>&1; then
       :