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-rwxr-xr-xconfigure189
1 files changed, 188 insertions, 1 deletions
diff --git a/configure b/configure
index c2df511b9..4bf9d9a90 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
#! /bin/sh
-# From configure.in d8c88a7.
+# From configure.in af1c906.
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.69.
#
@@ -4603,6 +4603,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
# -Wunused-parameter -Wunused-but-set-parameter unused parameters
# -Wunused-macros unused macro warnings, but it also enable unused parameters
# -Wstrict-prototypes show warning in grammar.y
+# -wdiscarded-qualifiers show different const removal
# attributes suggestion
# -Wsuggest-attribute=const -Wsuggest-attribute=format -Wsuggest-attribute=pure
@@ -7233,6 +7234,104 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -Wmisleading-indentation" >&5
+$as_echo_n "checking whether $CC supports -Wmisleading-indentation... " >&6; }
+ OLD_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS -Werror -Wmisleading-indentation"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ CFLAGS="$OLD_CFLAGS -Wmisleading-indentation"
+ # Optionally, run a test
+ if test "x" != "x"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC can actually use -Wmisleading-indentation" >&5
+$as_echo_n "checking whether $CC can actually use -Wmisleading-indentation... " >&6; }
+ CFLAGS="$OLD_CFLAGS -Werror -Wmisleading-indentation"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ CFLAGS="$OLD_CFLAGS"
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ CFLAGS="$OLD_CFLAGS -Wmisleading-indentation"
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ fi
+
+else
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ CFLAGS="$OLD_CFLAGS"
+
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -Wnull-dereference" >&5
+$as_echo_n "checking whether $CC supports -Wnull-dereference... " >&6; }
+ OLD_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS -Werror -Wnull-dereference"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ CFLAGS="$OLD_CFLAGS -Wnull-dereference"
+ # Optionally, run a test
+ if test "x" != "x"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC can actually use -Wnull-dereference" >&5
+$as_echo_n "checking whether $CC can actually use -Wnull-dereference... " >&6; }
+ CFLAGS="$OLD_CFLAGS -Werror -Wnull-dereference"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ CFLAGS="$OLD_CFLAGS"
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ CFLAGS="$OLD_CFLAGS -Wnull-dereference"
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ fi
+
+else
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ CFLAGS="$OLD_CFLAGS"
+
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -Wno-format-nonliteral" >&5
$as_echo_n "checking whether $CC supports -Wno-format-nonliteral... " >&6; }
OLD_CFLAGS="$CFLAGS"
@@ -7497,6 +7596,94 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -Wno-suggest-attribute=format" >&5
+$as_echo_n "checking whether $CC supports -Wno-suggest-attribute=format... " >&6; }
+ OLD_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS -Werror -Wno-suggest-attribute=format"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ # Recent versions of gcc don't fail if -Wno-foo is not recognized
+ # (unless there are also other warnings), so we also check for -Wfoo
+ # which always fails if not supported
+ CFLAGS="$OLD_CFLAGS -Werror -Wsuggest-attribute=format"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ CFLAGS="$OLD_CFLAGS -Wno-suggest-attribute=format"
+ # Optionally, run a test
+ if test "x" != "x"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC can actually use -Wno-suggest-attribute=format" >&5
+$as_echo_n "checking whether $CC can actually use -Wno-suggest-attribute=format... " >&6; }
+ CFLAGS="$OLD_CFLAGS -Werror -Wsuggest-attribute=format"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: not needed but enabled" >&5
+$as_echo "not needed but enabled" >&6; }
+ CFLAGS="$OLD_CFLAGS"
+
+else
+
+ CFLAGS="$OLD_CFLAGS -Werror -Wno-suggest-attribute=format"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ CFLAGS="$OLD_CFLAGS -Wno-suggest-attribute=format"
+
+else
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ CFLAGS="$OLD_CFLAGS"
+
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ fi
+
+else
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ CFLAGS="$OLD_CFLAGS"
+
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+else
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ CFLAGS="$OLD_CFLAGS"
+
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+
+
# Certain versions of gcc make -Wshadow completely useless by making it flood
# you with unnecessary warnings <https://lkml.org/lkml/2006/11/28/239>
# Let's check if we can really use it