qt5base: fix qthash error attribute(target("+crc")) is unknown

Add patch 0005-Fix-error-attribute-target-crc-is-unknown.patch.

Upstream: https://codereview.qt-project.org/200171

Fixes buildroot Bug 9916 ([1]).

[1] https://bugs.busybox.net/show_bug.cgi?id=9916

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/qt5/qt5base/5.8.0/0005-Fix-error-attribute-target-crc-is-unknown.patch

@@ -0,0 +1,44 @@
+From f0c02fb22bc277e2015a18e562b551ec7b3eed9e Mon Sep 17 00:00:00 2001
+From: Peter Seiderer <ps.report@gmx.net>
+Date: Sun, 16 Jul 2017 00:05:44 +0200
+Subject: [PATCH] Fix error attribute(target("+crc")) is unknown
+
+Task-number: QTBUG-61975
+Change-Id: I0b1b55c0737dad485b5ace8e6eb7cb842589453d
+---
+ src/corelib/tools/qhash.cpp | 2 ++
+ src/corelib/tools/qsimd_p.h | 3 +++
+ 2 files changed, 5 insertions(+)
+
+diff --git a/src/corelib/tools/qhash.cpp b/src/corelib/tools/qhash.cpp
+index 1f9c05c..bbf6efb 100644
+--- a/src/corelib/tools/qhash.cpp
++++ b/src/corelib/tools/qhash.cpp
+@@ -144,7 +144,9 @@ static inline bool hasFastCrc32()
+ }
+ 
+ template <typename Char>
++#if defined(__aarch64__)
+ QT_FUNCTION_TARGET(CRC32)
++#endif
+ static uint crc32(const Char *ptr, size_t len, uint h)
+ {
+     // The crc32[whbd] instructions on Aarch64/Aarch32 calculate a 32-bit CRC32 checksum
+diff --git a/src/corelib/tools/qsimd_p.h b/src/corelib/tools/qsimd_p.h
+index 023a4b0..a85d572 100644
+--- a/src/corelib/tools/qsimd_p.h
++++ b/src/corelib/tools/qsimd_p.h
+@@ -326,7 +326,10 @@
+ #endif
+ // AArch64/ARM64
+ #if defined(Q_PROCESSOR_ARM_V8) && defined(__ARM_FEATURE_CRC32)
++#if defined(__aarch64__)
++// only available on aarch64
+ #define QT_FUNCTION_TARGET_STRING_CRC32      "+crc"
++#endif
+ #  include <arm_acle.h>
+ #endif
+ 
+-- 
+2.7.4
+