# SYNOPSIS
#
-# MY_APPEND_COMPILE_FLAGS([FLAG1 FLAG2 ...], [FLAGS-VARIABLE], [EXTRA-FLAGS])
+# MY_APPEND_COMPILE_FLAGS([FLAG1 FLAG2 ...], [FLAGS-VARIABLE], [EXTRA-FLAGS], [INPUT])
#
# DESCRIPTION
#
# the flags: "CFLAGS EXTRA-FLAGS FLAG". This can for example be used to
# force the compiler to issue an error when a bad flag is given.
#
+# INPUT gives an alternative input source to AC_COMPILE_IFELSE.
+#
# NOTE: This macro depends on the AX_APPEND_FLAG and
# AX_CHECK_COMPILE_FLAG. Please keep this macro in sync with
# MY_APPEND_LINK_FLAGS.
AX_REQUIRE_DEFINED([AX_APPEND_FLAG])
for flag in $1; do
tflag=`echo "$flag" | sed 's/^-Wno-/-W/'`
- AX_CHECK_COMPILE_FLAG([$tflag], [AX_APPEND_FLAG([$flag], [$2])], [], [$3])
+ AX_CHECK_COMPILE_FLAG([$tflag], [AX_APPEND_FLAG([$flag], [$2])], [], [$3], [$4])
done
])dnl MY_APPEND_COMPILE_FLAGS