gcc-sanitizer: Fix build with glibc 2.26

sigaltstack is no more exposed by glibc see (bug 21517)
therefore adjust to use stack_t instead

Use res_state typedef instead of referring to __res_state struct

(From OE-Core rev: c5cb3a582531dd1b9c40df5bcaa6f8bf5b451a54)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/meta/recipes-devtools/gcc/gcc-7.1.inc b/meta/recipes-devtools/gcc/gcc-7.1.inc
index 96fc11c943..f30a73c31c 100644
--- a/meta/recipes-devtools/gcc/gcc-7.1.inc
+++ b/meta/recipes-devtools/gcc/gcc-7.1.inc
@@ -73,6 +73,7 @@ SRC_URI = "\
            file://0046-libgcc_s-Use-alias-for-__cpu_indicator_init-instead-.patch \
            file://0047-sync-gcc-stddef.h-with-musl.patch \
            file://0048-gcc-Enable-static-PIE.patch \
+           file://0049-libsanitizer-Use-stack_t-instead-of-struct-sigaltsta.patch \
            ${BACKPORTS} \
 "
 BACKPORTS = "\