0006-Enable-Wformat-and-Wformat-security-by-default.patch (1458B)
1 From c664283dd30949c5299d1c45bd5740bcfe993d22 Mon Sep 17 00:00:00 2001 2 From: Ariadne Conill <ariadne@dereferenced.org> 3 Date: Fri, 21 Aug 2020 06:47:43 +0000 4 Subject: [PATCH] Enable -Wformat and -Wformat-security by default. 5 6 --- 7 gcc/c-family/c.opt | 4 ++-- 8 1 file changed, 2 insertions(+), 2 deletions(-) 9 10 diff --git a/gcc/c-family/c.opt b/gcc/c-family/c.opt 11 index 07da40ef43b..8683f706426 100644 12 --- a/gcc/c-family/c.opt 13 +++ b/gcc/c-family/c.opt 14 @@ -692,7 +692,7 @@ Warn about function calls with format strings that write past the end 15 of the destination region. Same as -Wformat-overflow=1. 16 17 Wformat-security 18 -C ObjC C++ ObjC++ Var(warn_format_security) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 2, 0) 19 +C ObjC C++ ObjC++ Var(warn_format_security) Init(1) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 2, 0) 20 Warn about possible security problems with format functions. 21 22 Wformat-signedness 23 @@ -713,7 +713,7 @@ C ObjC C++ ObjC++ Var(warn_format_zero_length) Warning LangEnabledBy(C ObjC C++ 24 Warn about zero-length formats. 25 26 Wformat= 27 -C ObjC C++ ObjC++ Joined RejectNegative UInteger Var(warn_format) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) IntegerRange(0, 2) 28 +C ObjC C++ ObjC++ Joined RejectNegative UInteger Var(warn_format) Init(1) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) IntegerRange(0, 2) 29 Warn about printf/scanf/strftime/strfmon format string anomalies. 30 31 Wformat-overflow=