From 8ae6defd8340a13d88977d9973abd79495a99fcd Mon Sep 17 00:00:00 2001 From: Thomas Deutschmann Date: Sat, 29 Aug 2020 22:30:59 +0200 Subject: [PATCH 27/30] LTO: Only enable LTO for Rust when complete build uses LTO Signed-off-by: Thomas Deutschmann --- config/makefiles/rust.mk | 2 ++ 1 file changed, 2 insertions(+) diff --git a/config/makefiles/rust.mk b/config/makefiles/rust.mk index 92f3070a85..0d72914c43 100644 --- a/config/makefiles/rust.mk +++ b/config/makefiles/rust.mk @@ -64,6 +64,7 @@ endif # These flags are passed via `cargo rustc` and only apply to the final rustc # invocation (i.e., only the top-level crate, not its dependencies). cargo_rustc_flags = $(CARGO_RUSTCFLAGS) +ifdef MOZ_LTO ifndef DEVELOPER_OPTIONS ifndef MOZ_DEBUG_RUST # Enable link-time optimization for release builds, but not when linking @@ -77,6 +78,7 @@ RUSTFLAGS += -Cembed-bitcode=yes endif endif endif +endif ifdef CARGO_INCREMENTAL export CARGO_INCREMENTAL -- 2.31.0