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-Wno-format-zero-length

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This commit is contained in:
Bram Matthys
2018-04-22 18:58:30 +02:00
parent d8c6201fbb
commit 47bfcf7587
2 changed files with 45 additions and 0 deletions
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configure
Vendored
+34
View File
@@ -3499,6 +3499,40 @@ if test "$ac_cv_nise" = "yes"; then
CFLAGS="$CFLAGS -Wno-invalid-source-encoding"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the compiler has a working -Wno-format-zero-length" >&5
$as_echo_n "checking if the compiler has a working -Wno-format-zero-length... " >&6; }
if ${ac_cv_nfzl+:} false; then :
$as_echo_n "(cached) " >&6
else
save_cflags="$CFLAGS"
CFLAGS="$CFLAGS -Wno-format-zero-length"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int
main ()
{
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
ac_cv_nfzl="yes"
else
ac_cv_nfzl="no"
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_cflags"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_nfzl" >&5
$as_echo "$ac_cv_nfzl" >&6; }
if test "$ac_cv_nfzl" = "yes"; then
CFLAGS="$CFLAGS -Wno-format-zero-length"
fi
# Extract the first word of "rm", so it can be a program name with args.
set dummy rm; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
configure.ac
+11
View File
@@ -96,6 +96,17 @@ if test "$ac_cv_nise" = "yes"; then
CFLAGS="$CFLAGS -Wno-invalid-source-encoding"
fi
dnl Pffff..
AC_CACHE_CHECK(if the compiler has a working -Wno-format-zero-length, ac_cv_nfzl, [
save_cflags="$CFLAGS"
CFLAGS="$CFLAGS -Wno-format-zero-length"
AC_TRY_COMPILE(,, ac_cv_nfzl="yes", ac_cv_nfzl="no")
CFLAGS="$save_cflags"
])
if test "$ac_cv_nfzl" = "yes"; then
CFLAGS="$CFLAGS -Wno-format-zero-length"
fi
AC_PATH_PROG(RM,rm)
AC_PATH_PROG(CP,cp)
AC_PATH_PROG(TOUCH,touch)