gcc: Upgrade 7.2 -> 7.3

The static PIE patch was updated by Juro Bystricky <juro.bystricky@intel.com>
to work with gcc 7.3.

This update from the stable gcc 7 branch includes the retpoline
functionality which is useful to assist with recent security issues.

Two backported patches were dropped as they're included in 7.3.

(From OE-Core rev: a4c1ede6876ad6b84ab2b3bece14bf0afdc9d6b7)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/meta/recipes-devtools/gcc/gcc-7.3/0029-Disable-the-MULTILIB_OSDIRNAMES-and-other-multilib-o.patch b/meta/recipes-devtools/gcc/gcc-7.3/0029-Disable-the-MULTILIB_OSDIRNAMES-and-other-multilib-o.patch
new file mode 100644
index 0000000000..7306a282b5
--- /dev/null
+++ b/meta/recipes-devtools/gcc/gcc-7.3/0029-Disable-the-MULTILIB_OSDIRNAMES-and-other-multilib-o.patch
@@ -0,0 +1,42 @@
+From ec0f843b86c0f76bc5ebb20fafbc4aae1be4db61 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Fri, 20 Feb 2015 10:21:55 +0000
+Subject: [PATCH 29/47] Disable the MULTILIB_OSDIRNAMES and other multilib
+ options.
+
+Hard coding the MULTILIB_OSDIRNAMES with ../lib64 is causing problems on
+systems where the libdir is NOT set to /lib64.  This is allowed by the
+ABI, as
+long as the dynamic loader is present in /lib.
+
+We simply want to use the default rules in gcc to find and configure the
+normal libdir.
+
+Upstream-Status: Inappropriate[OE-Specific]
+
+Signed-off-by: Mark Hatle <mark.hatle@windriver.com>
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ gcc/config/aarch64/t-aarch64-linux | 8 ++++----
+ 1 file changed, 4 insertions(+), 4 deletions(-)
+
+diff --git a/gcc/config/aarch64/t-aarch64-linux b/gcc/config/aarch64/t-aarch64-linux
+index ab064ab6f22..f4b1f98b216 100644
+--- a/gcc/config/aarch64/t-aarch64-linux
++++ b/gcc/config/aarch64/t-aarch64-linux
+@@ -21,8 +21,8 @@
+ LIB1ASMSRC   = aarch64/lib1funcs.asm
+ LIB1ASMFUNCS = _aarch64_sync_cache_range
+ 
+-AARCH_BE = $(if $(findstring TARGET_BIG_ENDIAN_DEFAULT=1, $(tm_defines)),_be)
+-MULTILIB_OSDIRNAMES = mabi.lp64=../lib64$(call if_multiarch,:aarch64$(AARCH_BE)-linux-gnu)
+-MULTIARCH_DIRNAME = $(call if_multiarch,aarch64$(AARCH_BE)-linux-gnu)
++#AARCH_BE = $(if $(findstring TARGET_BIG_ENDIAN_DEFAULT=1, $(tm_defines)),_be)
++#MULTILIB_OSDIRNAMES = mabi.lp64=../lib64$(call if_multiarch,:aarch64$(AARCH_BE)-linux-gnu)
++#MULTIARCH_DIRNAME = $(call if_multiarch,aarch64$(AARCH_BE)-linux-gnu)
+ 
+-MULTILIB_OSDIRNAMES += mabi.ilp32=../libilp32
++#MULTILIB_OSDIRNAMES += mabi.ilp32=../libilp32
+-- 
+2.12.2
+