From 4520d7aac8e37e427f5ab34ffa4418a0eb86104f Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Sat, 5 Nov 2005 21:49:48 +0000
Subject: * configure.in: Remove test for support for subtracting local labels.

	* stdio-common/vfprintf.c: Remove test of
	HAVE_SUBTRACT_LOCAL_LABELS.
---
 configure.in | 29 -----------------------------
 1 file changed, 29 deletions(-)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index dae24b503b..15f87fa171 100644
--- a/configure.in
+++ b/configure.in
@@ -1855,35 +1855,6 @@ if test "$libc_cv_gcc_builtin_redirection" = yes ; then
   AC_DEFINE(HAVE_BUILTIN_REDIRECTION)
 fi
 
-dnl Check whether the compiler supports subtraction of local labels.
-AC_CACHE_CHECK(for local label subtraction, libc_cv_gcc_subtract_local_labels,
-[cat > conftest.c <<EOF
-changequote(,)dnl
-#line $LINENO "configure"
-int foo (int a)
-{
-  static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
-  void *p = &&l1 + ar[a];
-  goto *p;
- l1:
-  return 1;
- l2:
-  return 2;
-}
-changequote([,])dnl
-EOF
-dnl No \ in command here because it ends up inside ''.
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -nostdlib -nostartfiles
-			    -o conftest conftest.c -lgcc >&AS_MESSAGE_LOG_FD]); then
-  libc_cv_gcc_subtract_local_labels=yes
-else
-  libc_cv_gcc_subtract_local_labels=no
-fi
-rm -f conftest*])
-if test "$libc_cv_gcc_subtract_local_labels" = yes; then
-  AC_DEFINE(HAVE_SUBTRACT_LOCAL_LABELS)
-fi
-
 dnl Check whether the compiler supports the __thread keyword.
 if test "x$use__thread" != xno; then
   AC_CACHE_CHECK([for __thread], libc_cv_gcc___thread,
-- 
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