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patches/gcc/4.4.0/140-default-format-security.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Wed May 27 21:16:01 2009 +0000 (2009-05-27)
branchgcc-4.4
changeset 1393 b432bd628b10
permissions -rw-r--r--
/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(-)
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     1
 
diff -durN gcc-4.4.0.orig/gcc/c-common.c gcc-4.4.0/gcc/c-common.c
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--- gcc-4.4.0.orig/gcc/c-common.c	2009-03-30 19:42:27.000000000 +0200
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+++ gcc-4.4.0/gcc/c-common.c	2009-05-27 21:38:08.000000000 +0200
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@@ -301,7 +301,7 @@
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 /* Warn about format/argument anomalies in calls to formatted I/O functions
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    (*printf, *scanf, strftime, strfmon, etc.).  */
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-int warn_format;
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+int warn_format = 1;
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    10
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 /* Warn about using __null (as NULL in C++) as sentinel.  For code compiled
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    with GCC this doesn't matter as __null is guaranteed to have the right
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diff -durN gcc-4.4.0.orig/gcc/c.opt gcc-4.4.0/gcc/c.opt
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--- gcc-4.4.0.orig/gcc/c.opt	2009-03-18 22:14:53.000000000 +0100
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+++ gcc-4.4.0/gcc/c.opt	2009-05-27 21:38:08.000000000 +0200
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@@ -236,7 +236,7 @@
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 Warn about format strings that contain NUL bytes
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 Wformat-security
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-C ObjC C++ ObjC++ Var(warn_format_security) Warning
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+C ObjC C++ ObjC++ Var(warn_format_security) Init(1) Warning
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 Warn about possible security problems with format functions
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 Wformat-y2k
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diff -durN gcc-4.4.0.orig/gcc/doc/invoke.texi gcc-4.4.0/gcc/doc/invoke.texi
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--- gcc-4.4.0.orig/gcc/doc/invoke.texi	2009-04-01 09:18:47.000000000 +0200
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+++ gcc-4.4.0/gcc/doc/invoke.texi	2009-05-27 21:38:08.000000000 +0200
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@@ -2867,6 +2867,9 @@
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 @option{-Wformat-nonliteral}, @option{-Wformat-security}, and
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 @option{-Wformat=2} are available, but are not included in @option{-Wall}.
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    31
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+NOTE: In Gentoo, this option is enabled by default for C, C++, ObjC, ObjC++.
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+To disable, use @option{-Wformat=0}.
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+
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 @item -Wformat-y2k
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 @opindex Wformat-y2k
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 @opindex Wno-format-y2k
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@@ -2920,6 +2923,11 @@
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 in future warnings may be added to @option{-Wformat-security} that are not
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 included in @option{-Wformat-nonliteral}.)
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+NOTE: In Gentoo, this option is enabled by default for C, C++, ObjC, ObjC++.
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+To disable, use @option{-Wno-format-security}, or disable all format warnings
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+with @option{-Wformat=0}.  To make format security warnings fatal, specify
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+@option{-Werror=format-security}.
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+
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 @item -Wformat=2
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 @opindex Wformat=2
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 @opindex Wno-format=2
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