20 lines
732 B
Diff
20 lines
732 B
Diff
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$OpenBSD: patch-config_makefiles_rust_mk,v 1.6 2021/01/26 15:52:58 landry Exp $
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use lto=thin to reduce memory pressure when building gkrust
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https://bugzilla.mozilla.org/show_bug.cgi?id=1644409
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https://bugzilla.mozilla.org/show_bug.cgi?id=1640982
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Index: config/makefiles/rust.mk
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--- a/config/makefiles/rust.mk.orig
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+++ a/config/makefiles/rust.mk
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@@ -70,7 +70,8 @@ ifndef MOZ_DEBUG_RUST
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# gkrust_gtest. And not when doing cross-language LTO.
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ifndef MOZ_LTO_RUST_CROSS
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ifeq (,$(findstring gkrust_gtest,$(RUST_LIBRARY_FILE)))
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-cargo_rustc_flags += -Clto
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+cargo_rustc_flags += -Clto=thin
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+export CARGO_PROFILE_RELEASE_LTO=thin
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endif
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# We need -Cembed-bitcode=yes for all crates when using -Clto.
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RUSTFLAGS += -Cembed-bitcode=yes
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