crosstool-ng/patches/gcc/4.4.0/140-default-format-security.patch
Yann E. MORIN" 637b137512 /devel/gcc-4.4:
- add gcc-4.4.0 patches, vampirised from the Gentoo patchset
- gcc-4.4.0 auto-selects and uses appropriate companion linraries

 -------- diffstat follows --------
 /devel/gcc-4.4/scripts/build/cc/gcc.sh                             |   20    18     2     0 +
 /devel/gcc-4.4/patches/gcc/4.4.0/280-freebsd.patch                 |  188   188     0     0 ++++++++++
 /devel/gcc-4.4/patches/gcc/4.4.0/140-default-format-security.patch |   98    98     0     0 +++++
 /devel/gcc-4.4/patches/gcc/4.4.0/290-freebsd.patch                 |  128   128     0     0 +++++++
 /devel/gcc-4.4/patches/gcc/4.4.0/310-uclibc-conf.patch             |   70    70     0     0 ++++
 /devel/gcc-4.4/patches/gcc/4.4.0/240-libstdc++-pic.patch           |  106   106     0     0 ++++++
 /devel/gcc-4.4/patches/gcc/4.4.0/260-sh-libgcc-stacks.patch        |   50    50     0     0 +++
 /devel/gcc-4.4/patches/gcc/4.4.0/100-alpha-mieee-default.patch     |   48    48     0     0 +++
 /devel/gcc-4.4/patches/gcc/4.4.0/180-libgomp-no-werror.patch       |   24    24     0     0 +
 /devel/gcc-4.4/patches/gcc/4.4.0/170-sparc64-bsd.patch             |   58    58     0     0 +++
 /devel/gcc-4.4/patches/gcc/4.4.0/200-libiberty.h-asprintf.patch    |   30    30     0     0 ++
 /devel/gcc-4.4/patches/gcc/4.4.0/220-libiberty-pic.patch           |   22    22     0     0 +
 /devel/gcc-4.4/patches/gcc/4.4.0/110-trampolinewarn.patch          |   54    54     0     0 +++
 /devel/gcc-4.4/patches/gcc/4.4.0/160-netbsd-symbolic.patch         |   22    22     0     0 +
 /devel/gcc-4.4/patches/gcc/4.4.0/190-flatten-switch-stmt-00.patch  |   48    48     0     0 +++
 /devel/gcc-4.4/patches/gcc/4.4.0/150-default-fortify-source.patch  |   52    52     0     0 +++
 /devel/gcc-4.4/patches/gcc/4.4.0/340-libmudflap-susv3-legacy.patch |   96    96     0     0 +++++
 /devel/gcc-4.4/patches/gcc/4.4.0/120-java-nomulti.patch            |   92    92     0     0 +++++
 /devel/gcc-4.4/patches/gcc/4.4.0/270-sh-pr24836.patch              |   48    48     0     0 +++
 /devel/gcc-4.4/patches/gcc/4.4.0/330-c99-snprintf.patch            |   24    24     0     0 +
 /devel/gcc-4.4/patches/gcc/4.4.0/230-superh-default-multilib.patch |   24    24     0     0 +
 /devel/gcc-4.4/patches/gcc/4.4.0/250-ia64-noteGNUstack.patch       |  158   158     0     0 +++++++++
 /devel/gcc-4.4/patches/gcc/4.4.0/300-pr40105.patch                 |  360   360     0     0 ++++++++++++++++++++
 /devel/gcc-4.4/patches/gcc/4.4.0/210-arm-unbreak-armv4t.patch      |   24    24     0     0 +
 /devel/gcc-4.4/patches/gcc/4.4.0/130-cross-compile.patch           |   78    78     0     0 ++++
 /devel/gcc-4.4/patches/gcc/4.4.0/320-missing-execinfo_h.patch      |   24    24     0     0 +
 /devel/gcc-4.4/config/cc/gcc.in                                    |    1     1     0     0 +
 27 files changed, 1945 insertions(+), 2 deletions(-)
2009-05-27 21:16:01 +00:00

50 lines
2.0 KiB
Diff

diff -durN gcc-4.4.0.orig/gcc/c-common.c gcc-4.4.0/gcc/c-common.c
--- gcc-4.4.0.orig/gcc/c-common.c 2009-03-30 19:42:27.000000000 +0200
+++ gcc-4.4.0/gcc/c-common.c 2009-05-27 21:38:08.000000000 +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-4.4.0.orig/gcc/c.opt gcc-4.4.0/gcc/c.opt
--- gcc-4.4.0.orig/gcc/c.opt 2009-03-18 22:14:53.000000000 +0100
+++ gcc-4.4.0/gcc/c.opt 2009-05-27 21:38:08.000000000 +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-4.4.0.orig/gcc/doc/invoke.texi gcc-4.4.0/gcc/doc/invoke.texi
--- gcc-4.4.0.orig/gcc/doc/invoke.texi 2009-04-01 09:18:47.000000000 +0200
+++ gcc-4.4.0/gcc/doc/invoke.texi 2009-05-27 21:38:08.000000000 +0200
@@ -2867,6 +2867,9 @@
@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
@@ -2920,6 +2923,11 @@
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