mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-22 14:12:26 +00:00
50 lines
2.0 KiB
Diff
50 lines
2.0 KiB
Diff
|
diff -durN gcc-4.4.4.orig/gcc/c-common.c gcc-4.4.4/gcc/c-common.c
|
||
|
|
--- gcc-4.4.4.orig/gcc/c-common.c 2009-11-05 15:57:57.000000000 +0100
|
||
|
|
+++ gcc-4.4.4/gcc/c-common.c 2010-05-16 19:11:21.000000000 +0200
|
||
|
|
@@ -301,7 +301,7 @@
|
||
|
|
/* Warn about format/argument anomalies in calls to formatted I/O functions
|
||
|
|
(*printf, *scanf, strftime, strfmon, etc.). */
|
||
|
|
|
||
|
|
-int warn_format;
|
||
|
|
+int warn_format = 1;
|
||
|
|
|
||
|
|
/* Warn about using __null (as NULL in C++) as sentinel. For code compiled
|
||
|
|
with GCC this doesn't matter as __null is guaranteed to have the right
|
||
|
|
diff -durN gcc-4.4.4.orig/gcc/c.opt gcc-4.4.4/gcc/c.opt
|
||
|
|
--- gcc-4.4.4.orig/gcc/c.opt 2009-09-18 23:53:23.000000000 +0200
|
||
|
|
+++ gcc-4.4.4/gcc/c.opt 2010-05-16 19:11:21.000000000 +0200
|
||
|
|
@@ -236,7 +236,7 @@
|
||
|
|
Warn about format strings that contain NUL bytes
|
||
|
|
|
||
|
|
Wformat-security
|
||
|
|
-C ObjC C++ ObjC++ Var(warn_format_security) Warning
|
||
|
|
+C ObjC C++ ObjC++ Var(warn_format_security) Init(1) Warning
|
||
|
|
Warn about possible security problems with format functions
|
||
|
|
|
||
|
|
Wformat-y2k
|
||
|
|
diff -durN gcc-4.4.4.orig/gcc/doc/invoke.texi gcc-4.4.4/gcc/doc/invoke.texi
|
||
|
|
--- gcc-4.4.4.orig/gcc/doc/invoke.texi 2010-04-08 12:46:46.000000000 +0200
|
||
|
|
+++ gcc-4.4.4/gcc/doc/invoke.texi 2010-05-16 19:11:21.000000000 +0200
|
||
|
|
@@ -2888,6 +2888,9 @@
|
||
|
|
@option{-Wformat-nonliteral}, @option{-Wformat-security}, and
|
||
|
|
@option{-Wformat=2} are available, but are not included in @option{-Wall}.
|
||
|
|
|
||
|
|
+NOTE: In Gentoo, this option is enabled by default for C, C++, ObjC, ObjC++.
|
||
|
|
+To disable, use @option{-Wformat=0}.
|
||
|
|
+
|
||
|
|
@item -Wformat-y2k
|
||
|
|
@opindex Wformat-y2k
|
||
|
|
@opindex Wno-format-y2k
|
||
|
|
@@ -2941,6 +2944,11 @@
|
||
|
|
in future warnings may be added to @option{-Wformat-security} that are not
|
||
|
|
included in @option{-Wformat-nonliteral}.)
|
||
|
|
|
||
|
|
+NOTE: In Gentoo, this option is enabled by default for C, C++, ObjC, ObjC++.
|
||
|
|
+To disable, use @option{-Wno-format-security}, or disable all format warnings
|
||
|
|
+with @option{-Wformat=0}. To make format security warnings fatal, specify
|
||
|
|
+@option{-Werror=format-security}.
|
||
|
|
+
|
||
|
|
@item -Wformat=2
|
||
|
|
@opindex Wformat=2
|
||
|
|
@opindex Wno-format=2
|