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-rw-r--r--ares/m4/cares-compilers.m49
1 files changed, 8 insertions, 1 deletions
diff --git a/ares/m4/cares-compilers.m4 b/ares/m4/cares-compilers.m4
index 84f813bd1..ba5815d1a 100644
--- a/ares/m4/cares-compilers.m4
+++ b/ares/m4/cares-compilers.m4
@@ -16,7 +16,7 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
-# serial 45
+# serial 46
dnl CARES_CHECK_COMPILER
@@ -875,6 +875,13 @@ AC_DEFUN([CARES_SET_COMPILER_WARNING_OPTS], [
tmp_CFLAGS="$tmp_CFLAGS -Wdeclaration-after-statement"
fi
#
+ dnl Only gcc 4.3 or later
+ if test "$compiler_num" -ge "403"; then
+ tmp_CFLAGS="$tmp_CFLAGS -Wtype-limits -Wold-style-declaration"
+ tmp_CFLAGS="$tmp_CFLAGS -Wmissing-parameter-type -Wempty-body"
+ tmp_CFLAGS="$tmp_CFLAGS -Wclobbered -Wignored-qualifiers"
+ fi
+ #
fi
#
dnl Do not issue warnings for code in system include paths.