arm: drop EABI check

GCC marked OABI obsolete in 4.7 and dropped it in 4.8.  So the number
of people this is catching is shrinking every day.  At this point,
it's not terribly useful, so just drop it.

(cherry picked from commit 34d97d87bb1c08e34d08a9d4be24a3b1d53a4ddb)

diff --git a/sysdeps/arm/preconfigure b/sysdeps/arm/preconfigure
index 59d776d5ca9376366a5d858fbd898078ce34df55..33e9501c4fe19ac71a497b41562f0143e0783aaa 100644 (file)
--- a/sysdeps/arm/preconfigure
+++ b/sysdeps/arm/preconfigure
@@ -3,28 +3,6 @@
 
 case "$machine" in
 arm*)
-
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-#if !__ARM_EABI__
-#error
-#endif
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-
-else
-  as_fn_error $? "Old ABI no longer supported" "$LINENO" 5
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
   # If the compiler enables unwind tables by default, this causes
   # problems with undefined symbols in -nostdlib link tests.  To
   # avoid this, add -fno-unwind-tables here and remove it in

diff --git a/sysdeps/arm/preconfigure.ac b/sysdeps/arm/preconfigure.ac
index d78817b83e222ddc4bb7224b8fad69bb3e54bbd9..20de5bcfea0e378ea1eddd931a8892d47ec456eb 100644 (file)
--- a/sysdeps/arm/preconfigure.ac
+++ b/sysdeps/arm/preconfigure.ac
@@ -3,11 +3,6 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
 
 case "$machine" in
 arm*)
-  AC_TRY_COMPILE([
-#if !__ARM_EABI__
-#error
-#endif], [], [], [AC_MSG_ERROR([Old ABI no longer supported])])
-
   # If the compiler enables unwind tables by default, this causes
   # problems with undefined symbols in -nostdlib link tests.  To
   # avoid this, add -fno-unwind-tables here and remove it in