forked from pool/ghc-rpm-macros
ee4a085226
OBS-URL: https://build.opensuse.org/package/show/devel:languages:haskell/ghc-rpm-macros?expand=0&rev=115
26 lines
969 B
Diff
26 lines
969 B
Diff
From fc753c7f752ea77650ca708104acc384f025dd54 Mon Sep 17 00:00:00 2001
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From: "Bernhard M. Wiedemann" <bwiedemann@suse.de>
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Date: Sat, 15 Apr 2023 07:09:01 +0200
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Subject: [PATCH] Compile with only 1 thread
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but give an option to do fast non-deterministic builds
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parallel compile causes assignment of random symbol names
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so we build single-threaded, which is slower, but gives reproducible results
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---
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macros.ghc-suse | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/macros.ghc-suse b/macros.ghc-suse
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index 3fe39a0..61a154a 100644
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--- a/macros.ghc-suse
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+++ b/macros.ghc-suse
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@@ -29,4 +29,6 @@ mkdir -p %{buildroot}/usr/src/debug
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%with_ghc_prof 1
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# %%{?_smp_ncpus_max:--jobs=%%{?_smp_ncpus_max}}
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-%ghc_smp_mflags %{?_smp_mflags}
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+# parallel compile causes assignment of random symbol names
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+# so for distribution releases we build single-threaded, which is slower, but gives reproducible results
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+# for devel project set ghc_smp_flags in Macros
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