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Merge pull request #3574 from felixhandte/pzstd-max-cpp-std

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[contrib/pzstd] Detect and Select Maximum Available C++ Standard
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Felix Handte 2023-03-27 16:44:07 -07:00 committed by GitHub
commit 93da0416e8
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1 changed files with 7 additions and 1 deletions
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8
contrib/pzstd/Makefile
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@ -37,10 +37,16 @@ CFLAGS += -Wno-deprecated-declarations
PZSTD_INC = -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(PROGDIR) -I.
GTEST_INC = -isystem googletest/googletest/include
# If default C++ version is older than C++11, explicitly set C++11, which is the
# minimum required by the code.
ifeq ($(shell echo "\043if __cplusplus < 201103L\n\043error\n\043endif" | $(CXX) -x c++ -Werror -c - -o /dev/null 2>/dev/null && echo 1 || echo 0),0)
PZSTD_CXX_STD := -std=c++11
endif
PZSTD_CPPFLAGS = $(PZSTD_INC)
PZSTD_CCXXFLAGS =
PZSTD_CFLAGS = $(PZSTD_CCXXFLAGS)
PZSTD_CXXFLAGS = $(PZSTD_CCXXFLAGS) -std=c++11
PZSTD_CXXFLAGS = $(PZSTD_CCXXFLAGS) $(PZSTD_CXX_STD)
PZSTD_LDFLAGS =
EXTRA_FLAGS =
ALL_CFLAGS = $(EXTRA_FLAGS) $(CPPFLAGS) $(PZSTD_CPPFLAGS) $(CFLAGS) $(PZSTD_CFLAGS)