diff options
Diffstat (limited to 'main/gcc/41_all_gcc48_config_esp_relro.patch')
| -rw-r--r-- | main/gcc/41_all_gcc48_config_esp_relro.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/main/gcc/41_all_gcc48_config_esp_relro.patch b/main/gcc/41_all_gcc48_config_esp_relro.patch new file mode 100644 index 000000000..3d6630299 --- /dev/null +++ b/main/gcc/41_all_gcc48_config_esp_relro.patch @@ -0,0 +1,30 @@ +--- gcc-4.8.2/gcc/config/esp.h.orig 2014-03-25 08:25:41.665838981 +0000 ++++ gcc-4.8.2/gcc/config/esp.h 2014-03-25 08:28:24.415497899 +0000 +@@ -4,7 +4,7 @@ + #ifndef GCC_ESP_H + #define GCC_ESP_H + +-/* This file will add -fstack-protector-all, -fPIE, -pie and -z now ++/* This file will add -fstack-protector-all, -fPIE, -pie, -z now and -z relro + as default if the defines and the spec allow it. + Added a hack for gcc-specs-* in toolchain-funcs.eclass and _filter-hardened in flag-o-matic.eclass + to support older hardened GCC patches and we don't need to change the code on gcc-specs-* and _filter-hardened. +@@ -34,8 +34,9 @@ + /* ESP_LINK_SPEC is added to LINK_PIE_SPEC if esp is enable + -z now will be added if we don't have -vanilla spec. We do a -pie incompatible check + Don't remove the specs in the end */ +- #define ESP_LINK_SPEC "%(esp_link_now) %(esp_link_pie_check) " ++ #define ESP_LINK_SPEC "%(esp_link_now) %(esp_link_relro) %(esp_link_pie_check) " + #define ESP_LINK_NOW_SPEC "%{!nonow:-z now}" ++ #define ESP_LINK_RELRO_SPEC "%{!norelro:-z relro}" + + /* We use ESP_ESP_DRIVER_SELF_SPEC to add pie and ssp command-line options. */ + #define ESP_DRIVER_SELF_SPEC "%{D__KERNEL__:;:%{!nopie:%(esp_options_pie) \ +@@ -114,6 +115,7 @@ + { "esp_cc1_strict_overflow", ESP_CC1_STRICT_OVERFLOW_SPEC }, \ + { "esp_link", ESP_LINK_SPEC }, \ + { "esp_link_now", ESP_LINK_NOW_SPEC }, \ ++ { "esp_link_relro", ESP_LINK_RELRO_SPEC }, \ + { "esp_link_pie", ESP_LINK_PIE_SPEC }, \ + { "esp_link_pie_check", ESP_LINK_PIE_CHECK_SPEC }, \ + { "esp_driver_self", ESP_DRIVER_SELF_SPEC }, \ |