From 60e782fdecff9b5ff58710716cf3e54e424e3da0 Mon Sep 17 00:00:00 2001
From: Hans-Christian Noren Egtvedt <hegtvedt@cisco.com>
Date: Mon, 5 Oct 2020 15:35:57 +0200
Subject: glibc: set glibc build system default_cflags empty

By setting glibc build system default_cflags to be empty before
building, we will enforce the build system to only use the crosstool-ng
CFLAGS when building glibc.

Properly solves the issue identified in #1396.

Signed-off-by: Hans-Christian Noren Egtvedt <hegtvedt@cisco.com>

diff --git a/scripts/build/libc/glibc.sh b/scripts/build/libc/glibc.sh
index 31fa067..ba6e548 100644
--- a/scripts/build/libc/glibc.sh
+++ b/scripts/build/libc/glibc.sh
@@ -314,6 +314,8 @@ glibc_backend_once()
             ;;
     esac
 
+    # Make sure glibc build system respects our provided CFLAGS.
+    extra_make_args+=( default_cflags= )
     extra_make_args+=( "BUILD_CFLAGS=${build_cflags}" )
     extra_make_args+=( "BUILD_CPPFLAGS=${build_cppflags}" )
     extra_make_args+=( "BUILD_LDFLAGS=${build_ldflags}" )
-- 
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