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package/rpi-rgb-led-matrix: fix build with gcc 4.8

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Fix the following build failure with gcc 4.8 raised since the addition
of the package in commit e821078031:

In file included from framebuffer.cc:20:0:
framebuffer-internal.h:83:10: error: 'constexpr' does not name a type
   static constexpr int kBitPlanes = 11;
          ^
framebuffer-internal.h:83:10: note: C++11 'constexpr' only available with -std=c++11 or -std=gnu++11

Fixes:
 - http://autobuild.buildroot.org/results/c035da0d183f21343f19f7dee982e8e73ee781e4

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
This commit is contained in:
Fabrice Fontaine 2021-12-14 23:20:00 +01:00 committed by Arnout Vandecappelle (Essensium/Mind)
parent b6e6c45327
commit 4711bdbd25
1 changed files with 1 additions and 1 deletions
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package/rpi-rgb-led-matrix/rpi-rgb-led-matrix.mk
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@ -12,7 +12,7 @@ RPI_RGB_LED_MATRIX_INSTALL_STAGING = YES
RPI_RGB_LED_MATRIX_MAKE_OPTS = \
$(TARGET_CONFIGURE_OPTS) \
CXXFLAGS="$(TARGET_CXXFLAGS) -fPIC"
CXXFLAGS="$(TARGET_CXXFLAGS) -fPIC -std=c++11"
define RPI_RGB_LED_MATRIX_BUILD_CMDS
$(MAKE) $(RPI_RGB_LED_MATRIX_MAKE_OPTS) -C $(@D)/lib all