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libxx: Always build libcxx with -std=c++17

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since the implementation of barrier require
the aligned new which is defined in C++ 17

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2022-04-30 03:41:01 +08:00 committed by Gustavo Henrique Nihei
parent 385519302e
commit c1e5ba4602
1 changed files with 1 additions and 1 deletions
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2
libs/libxx/libcxx.defs
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@ -45,7 +45,7 @@ distclean::
$(Q) $(DIRUNLINK) $(TOPDIR)/include/libcxx
$(call DELDIR, libcxx)
CXXFLAGS += ${shell $(DEFINE) "$(CC)" _LIBCPP_BUILDING_LIBRARY}
CXXFLAGS += -std=c++17 ${shell $(DEFINE) "$(CC)" _LIBCPP_BUILDING_LIBRARY}
ifeq ($(CONFIG_LIBSUPCXX), y)
CXXFLAGS += ${shell $(DEFINE) "$(CC)" __GLIBCXX__}