diff options
Diffstat (limited to '9.3.0/gentoo/04_all_default-ssp-fix.patch')
| -rw-r--r-- | 9.3.0/gentoo/04_all_default-ssp-fix.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/9.3.0/gentoo/04_all_default-ssp-fix.patch b/9.3.0/gentoo/04_all_default-ssp-fix.patch new file mode 100644 index 0000000..d2deac7 --- /dev/null +++ b/9.3.0/gentoo/04_all_default-ssp-fix.patch @@ -0,0 +1,38 @@ +Disable ssp on -nostdlib, -nodefaultlibs and -ffreestanding +Change the buffer size. + +--- a/gcc/gcc.c 2017-07-04 09:15:57.740793000 +0200 ++++ b/gcc/gcc.c 2018-03-02 13:58:44.387741114 +0100 +@@ -857,6 +857,12 @@ proper position among the other output f + #define LINK_GCC_C_SEQUENCE_SPEC "%G %L %G" + #endif + ++#ifdef ENABLE_DEFAULT_SSP ++#define NO_SSP_SPEC "%{nostdlib|nodefaultlibs|ffreestanding:-fno-stack-protector} " ++#else ++#define NO_SSP_SPEC "" ++#endif ++ + #ifndef LINK_SSP_SPEC + #ifdef TARGET_LIBC_PROVIDES_SSP + #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \ +@@ -1131,7 +1148,7 @@ static const char *cc1_options = + %{-version:--version}\ + %{-help=*:--help=%*}\ + %{!fsyntax-only:%{S:%W{o*}%{!o*:-o %b.s}}}\ +- %{fsyntax-only:-o %j} %{-param*}\ ++ %{fsyntax-only:-o %j} %{-param*} " NO_SSP_SPEC "\ + %{coverage:-fprofile-arcs -ftest-coverage}\ + %{fprofile-arcs|fprofile-generate*|coverage:\ + %{!fprofile-update=singel:\ +--- a/gcc/params.def 2016-03-30 09:47:40.000000000 +0200 ++++ b/gcc/params.def 2016-09-19 12:56:58.443179039 +0200 +@@ -673,7 +673,7 @@ DEFPARAM (PARAM_INTEGER_SHARE_LIMIT, + DEFPARAM (PARAM_SSP_BUFFER_SIZE, + "ssp-buffer-size", + "The lower bound for a buffer to be considered for stack smashing protection.", +- 8, 1, 0) ++ 4, 1, 0) + + DEFPARAM (PARAM_MIN_SIZE_FOR_STACK_SHARING, + "min-size-for-stack-sharing", |