From a8f60e613d617b49e425caaa2777e937a47267a7 Mon Sep 17 00:00:00 2001 From: Ariadne Conill Date: Fri, 21 Aug 2020 06:47:43 +0000 Subject: [PATCH] Enable -Wformat and -Wformat-security by default. --- gcc/c-family/c.opt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/gcc/c-family/c.opt b/gcc/c-family/c.opt index c49da99d395..93f25319005 100644 --- a/gcc/c-family/c.opt +++ b/gcc/c-family/c.opt @@ -599,7 +599,7 @@ Warn about function calls with format strings that write past the end of the destination region. Same as -Wformat-overflow=1. Wformat-security -C ObjC C++ ObjC++ Var(warn_format_security) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 2, 0) +C ObjC C++ ObjC++ Var(warn_format_security) Init(1) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 2, 0) Warn about possible security problems with format functions. Wformat-signedness @@ -620,7 +620,7 @@ C ObjC C++ ObjC++ Var(warn_format_zero_length) Warning LangEnabledBy(C ObjC C++ Warn about zero-length formats. Wformat= -C ObjC C++ ObjC++ Joined RejectNegative UInteger Var(warn_format) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) IntegerRange(0, 2) +C ObjC C++ ObjC++ Joined RejectNegative UInteger Var(warn_format) Init(1) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) IntegerRange(0, 2) Warn about printf/scanf/strftime/strfmon format string anomalies. Wformat-overflow= -- 2.30.1