From 5a7e6b2c5738e229983bb88fbcaf3d5450e5508c Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Fri, 28 Dec 2018 17:55:55 +0000
Subject: community/glm: fix tests on big-endian machines

---
 community/glm/APKBUILD              |  9 ++++++---
 community/glm/fix-endian-test.patch | 30 ++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 3 deletions(-)
 create mode 100644 community/glm/fix-endian-test.patch

diff --git a/community/glm/APKBUILD b/community/glm/APKBUILD
index d9a63c3973..798cd5a91e 100644
--- a/community/glm/APKBUILD
+++ b/community/glm/APKBUILD
@@ -1,14 +1,16 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=glm
 pkgver=0.9.9.3
-pkgrel=0
+pkgrel=1
 pkgdesc="C++ mathematics library for graphics programming"
 url="http://glm.g-truc.net/"
 arch="noarch"
 license="MIT"
 makedepends="cmake"
 subpackages="$pkgname-dev"
-source="https://github.com/g-truc/glm/releases/download/$pkgver/glm-$pkgver.zip"
+source="https://github.com/g-truc/glm/releases/download/$pkgver/glm-$pkgver.zip
+	fix-endian-test.patch
+	"
 builddir="$srcdir/$pkgname"
 
 build() {
@@ -33,4 +35,5 @@ package() {
 	make install DESTDIR="$pkgdir"
 }
 
-sha512sums="eb7589345eb627d9fda84771bd2cf3eb0e4e9e48bf6bb7490bd8844b66558717de5dc96cde9d66e81f7ba4e54090f18dbe1bbccb2452ed0ed8c17cdf7b6e4aa2  glm-0.9.9.3.zip"
+sha512sums="eb7589345eb627d9fda84771bd2cf3eb0e4e9e48bf6bb7490bd8844b66558717de5dc96cde9d66e81f7ba4e54090f18dbe1bbccb2452ed0ed8c17cdf7b6e4aa2  glm-0.9.9.3.zip
+54fd8926e3e8271ea32ff25b433003e7eef5611ac7b3c397c0e3b5cd6b139071dba774964c8ae4f8859523a354fec45e38d4ad8fdd46f930f21ce529cc95a65e  fix-endian-test.patch"
diff --git a/community/glm/fix-endian-test.patch b/community/glm/fix-endian-test.patch
new file mode 100644
index 0000000000..7ae44dc96c
--- /dev/null
+++ b/community/glm/fix-endian-test.patch
@@ -0,0 +1,30 @@
+diff --git a/test/gtc/gtc_packing.cpp b/test/gtc/gtc_packing.cpp
+index 5830999..86167c5 100644
+--- a/test/gtc/gtc_packing.cpp
++++ b/test/gtc/gtc_packing.cpp
+@@ -5,6 +5,8 @@
+ #include <cstdio>
+ #include <vector>
+ 
++#include <endian.h>
++
+ void print_bits(float const& s)
+ {
+ 	union
+@@ -154,6 +156,7 @@ int test_U3x10_1x2()
+ 		Error += glm::all(glm::equal(v0, v1)) ? 0 : 1;
+ 	}
+ 
++#if BYTE_ORDER ==  LITTLE_ENDIAN
+ 	glm::u8vec4 const v0(0xff, 0x77, 0x0, 0x33);
+ 	glm::uint32 const p0 = *reinterpret_cast<glm::uint32 const*>(&v0[0]);
+ 	glm::uint32 const r0 = 0x330077ff;
+@@ -165,7 +168,7 @@ int test_U3x10_1x2()
+ 	glm::uint32 const r1 = 0xc001dcff;
+ 
+ 	Error += p1 == r1 ? 0 : 1;
+-
++#endif
+ 	return Error;
+ }
+ 
-- 
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