features/llvm: Use llvm-objcopy as default objcopy

Setting the OBJCOPY portage variable to llvm-objcopy.
Uppreving gcc for CQ testing.

BUG=chromium:1147661
TEST=CQ

Disallow-Recycled-Builds: test-failures
Change-Id: Idc107189d93b69d9e66e97a3fabe3ccde2596bf2
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/2531376
Tested-by: Manoj Gupta <manojgupta@chromium.org>
Commit-Queue: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
diff --git a/profiles/features/llvm/make.defaults b/profiles/features/llvm/make.defaults
index 5fdb778..def395a 100644
--- a/profiles/features/llvm/make.defaults
+++ b/profiles/features/llvm/make.defaults
@@ -9,6 +9,8 @@
 CXXLD_FOR_BUILD=x86_64-pc-linux-gnu-clang++
 NM=llvm-nm
 NM_FOR_BUILD=llvm-nm
+OBJCOPY=llvm-objcopy
+OBJCOPY_FOR_BUILD=llvm-objcopy
 OBJDUMP=llvm-objdump
 OBJDUMP_FOR_BUILD=llvm-objdump
 RANLIB=llvm-ranlib
diff --git a/sys-devel/gcc/gcc-9999.ebuild b/sys-devel/gcc/gcc-9999.ebuild
index 3e1fe0f..2a689bc 100644
--- a/sys-devel/gcc/gcc-9999.ebuild
+++ b/sys-devel/gcc/gcc-9999.ebuild
@@ -603,4 +603,4 @@
 }
 
 # If you need to force a cros_workon uprev, change this number (you can use next
-# uprev): 271
+# uprev): 274