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programs/Makefile: make it actually work with clang

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Recent versions of clang seem to require a step of conversion from the profraw file to a "compiler-readable" profdata file to let PGO work.
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Mingye Wang 2020-05-10 16:36:08 +08:00 committed by GitHub
parent aa9474ee9a
commit c3398d2dda
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1 changed files with 2 additions and 1 deletions
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programs/Makefile
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@ -237,6 +237,7 @@ zstd-pgo :
./zstd -b7i2 $(PROFILE_WITH) ./zstd -b7i2 $(PROFILE_WITH)
./zstd -b5 $(PROFILE_WITH) ./zstd -b5 $(PROFILE_WITH)
$(RM) zstd *.o $(ZSTDDECOMP_O) $(ZSTDDIR)/compress/*.o $(RM) zstd *.o $(ZSTDDECOMP_O) $(ZSTDDIR)/compress/*.o
case $(CC) in *clang*) if ! [ -e default.profdata ]; then llvm-profdata merge -output=default.profdata default*.profraw; fi ;; esac
$(MAKE) zstd MOREFLAGS=-fprofile-use $(MAKE) zstd MOREFLAGS=-fprofile-use
## zstd-small: minimal target, supporting only zstd compression and decompression. no bench. no legacy. no other format. ## zstd-small: minimal target, supporting only zstd compression and decompression. no bench. no legacy. no other format.
@ -277,7 +278,7 @@ clean:
@$(RM) core *.o tmp* result* *.gcda dictionary *.zst \ @$(RM) core *.o tmp* result* *.gcda dictionary *.zst \
zstd$(EXT) zstd32$(EXT) zstd-compress$(EXT) zstd-decompress$(EXT) \ zstd$(EXT) zstd32$(EXT) zstd-compress$(EXT) zstd-decompress$(EXT) \
zstd-small$(EXT) zstd-frugal$(EXT) zstd-nolegacy$(EXT) zstd4$(EXT) \ zstd-small$(EXT) zstd-frugal$(EXT) zstd-nolegacy$(EXT) zstd4$(EXT) \
zstd-dictBuilder$(EXT) *.gcda default.profraw have_zlib$(EXT) zstd-dictBuilder$(EXT) *.gcda default*.profraw default.profdata have_zlib$(EXT)
@echo Cleaning completed @echo Cleaning completed
MD2ROFF = ronn MD2ROFF = ronn