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package/opencv3: fix build with gcc bug 64735

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OpenCV3 allows to disable the usage of std::exception_ptr:
https://github.com/opencv/opencv/issues/11878#issuecomment-402099255

Fixes
http://autobuild.buildroot.net/results/5ca/5ca221792c72c0a19f8b0e8303c0603d28f3c48e/

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Bernd Kuhls 2018-08-01 22:55:28 +02:00 committed by Thomas Petazzoni
parent 27797caf76
commit 3b734042d9
1 changed files with 9 additions and 1 deletions
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10
package/opencv3/opencv3.mk
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@ -11,13 +11,21 @@ OPENCV3_LICENSE = BSD-3-Clause
OPENCV3_LICENSE_FILES = LICENSE
OPENCV3_SUPPORTS_IN_SOURCE_BUILD = NO
OPENCV3_CXXFLAGS = $(TARGET_CXXFLAGS)
# Uses __atomic_fetch_add_4
ifeq ($(BR2_TOOLCHAIN_HAS_LIBATOMIC),y)
OPENCV3_CONF_OPTS += -DCMAKE_CXX_FLAGS="$(TARGET_CXXFLAGS) -latomic"
OPENCV3_CXXFLAGS += -latomic
endif
# Fix c++11 build with missing std::exception_ptr
ifeq ($(BR2_TOOLCHAIN_HAS_GCC_BUG_64735),y)
OPENCV3_CXXFLAGS += -DCV__EXCEPTION_PTR=0
endif
# OpenCV component options
OPENCV3_CONF_OPTS += \
-DCMAKE_CXX_FLAGS="$(OPENCV3_CXXFLAGS)" \
-DBUILD_DOCS=OFF \
-DBUILD_PERF_TESTS=$(if $(BR2_PACKAGE_OPENCV3_BUILD_PERF_TESTS),ON,OFF) \
-DBUILD_TESTS=$(if $(BR2_PACKAGE_OPENCV3_BUILD_TESTS),ON,OFF) \