[PR PATCH] flatbuffers: fix gcc9 build

[voidlinux-github@inbox.vuxu.org]

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There is a new pull request by q66 against master on the void-packages repository

https://github.com/void-ppc/void-packages flatbuffers
https://github.com/void-linux/void-packages/pull/15230

flatbuffers: fix gcc9 build


A patch file from https://github.com/void-linux/void-packages/pull/15230.patch is attached

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From 69dc1b489f04240e2cc96d2e0f95dfdcee50243d Mon Sep 17 00:00:00 2001
From: q66 <daniel@octaforge.org>
Date: Tue, 8 Oct 2019 02:07:29 +0200
Subject: [PATCH] flatbuffers: fix gcc9 build

[ci skip]
---
 srcpkgs/flatbuffers/template | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/srcpkgs/flatbuffers/template b/srcpkgs/flatbuffers/template
index 2888235df1a..d38db2c5b08 100644
--- a/srcpkgs/flatbuffers/template
+++ b/srcpkgs/flatbuffers/template
@@ -10,6 +10,9 @@ homepage="https://google.github.io/flatbuffers/"
 distfiles="https://github.com/google/${pkgname}/archive/v${version}.tar.gz"
 checksum=3714e3db8c51e43028e10ad7adffb9a36fc4aa5b1a363c2d0c4303dd1be59a7c
 
+# prevents building of tests on gcc9
+CXXFLAGS="-Wno-error=class-memaccess"
+
 if [ "$CROSS_BUILD" ]; then
 	# Disable tests to prevent executing target binaries on host
 	configure_args="-DFLATBUFFERS_BUILD_TESTS=OFF"