Takashi Iwai
73331d34b3
Add reproducible.patch for deterministic wisdomrc Note: I only tested that it builds. Might have impact on runtime performance - please test. OBS-URL: https://build.opensuse.org/request/show/1168486 OBS-URL: https://build.opensuse.org/package/show/multimedia:apps/postfish?expand=0&rev=14
24 lines
848 B
Diff
24 lines
848 B
Diff
Date: 2024-04-17
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Author: Bernhard M. Wiedemann <bmwiedemann suse de>
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In https://github.com/FFTW/fftw3/issues/337
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I learned that fftwf-wisdom does build-time benchmarking
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so some amount of nondeterminism got into postfish-wisdomrc.
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By using -e (estimate mode), this becomes determistic.
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See https://reproducible-builds.org/ for why this matters.
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Index: postfish-svn17492/Makefile
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===================================================================
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--- postfish-svn17492.orig/Makefile
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+++ postfish-svn17492/Makefile
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@@ -58,7 +58,7 @@ distclean: clean
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$(CC) -M $(CFLAGS) $< > $@.$$$$; sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; rm -f $@.$$$$
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postfish-wisdomrc:
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- fftwf-wisdom -v -o postfish-wisdomrc \
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+ fftwf-wisdom -e -v -o postfish-wisdomrc \
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rif32 rof32 rib32 rob32 \
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rif64 rof64 rib64 rob64 \
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rif128 rof128 rib128 rob128 \
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