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| author | Egor Tensin <Egor.Tensin@gmail.com> | 2016-10-25 05:25:12 +0300 |
|---|---|---|
| committer | Egor Tensin <Egor.Tensin@gmail.com> | 2016-10-25 05:25:12 +0300 |
| commit | 4c0f75c2f634803d325f18df5f5a90f35905e3cc (patch) | |
| tree | 1f7bd45aa827c74745f319b55adb0e4015413845 /nrvo_by_default/Makefile | |
| parent | fix license text (diff) | |
| download | blog-4c0f75c2f634803d325f18df5f5a90f35905e3cc.tar.gz blog-4c0f75c2f634803d325f18df5f5a90f35905e3cc.zip | |
add nrvo_by_default/
Diffstat (limited to '')
| -rw-r--r-- | nrvo_by_default/Makefile | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/nrvo_by_default/Makefile b/nrvo_by_default/Makefile new file mode 100644 index 0000000..f9fd487 --- /dev/null +++ b/nrvo_by_default/Makefile @@ -0,0 +1,26 @@ +# Builds rvo.cpp on various optimization levels supported by GCC. +# The compiler is `g++` by default. +# You can change the compiler to be used using the CXX variable. +# For example, if you want to compile using `x86_64-w64-mingw32-g++`, run +# +# > make CXX=x86_64-w64-mingw32-g++ + +CXXFLAGS = -Wall -Wextra -DNDEBUG -std=c++11 -static-libgcc -static-libstdc++ -s + +optimization_levels = 0 1 2 3 + +all:: + +define make_target +rvo.$(CXX).O$(1).exe: rvo.cpp + $(CXX) $(CXXFLAGS) -O$(1) $$< -o $$@ + +all:: rvo.$(CXX).O$(1).exe +endef + +$(foreach i,$(optimization_levels),$(eval $(call make_target,$(i)))) + +.PHONY: clean-all + +clean-all: + $(RM) $(wildcard rvo.$(CXX).*.exe) |