LinuxLists.cc - [PATCH] kbuild: rust: use `-Zdebuginfo-compression`

2024-02-17 00:31:57

Subject: [PATCH] kbuild: rust: use `-Zdebuginfo-compression`

Rust 1.74.0 introduced (unstable) support for the
`-Zdebuginfo-compression` flag, thus use it.

Link: https://github.com/rust-lang/rust/issues/120953
Link: https://github.com/rust-lang/rust/pull/115358
Signed-off-by: Miguel Ojeda <[email protected]>
---
scripts/Makefile.debug | 2 ++
1 file changed, 2 insertions(+)

diff --git a/scripts/Makefile.debug b/scripts/Makefile.debug
index 059ff38fe0cb..1f96af51f936 100644
--- a/scripts/Makefile.debug
+++ b/scripts/Makefile.debug
@@ -29,10 +29,12 @@ endif

ifdef CONFIG_DEBUG_INFO_COMPRESSED_ZLIB
DEBUG_CFLAGS += -gz=zlib
+DEBUG_RUSTFLAGS += -Zdebuginfo-compression=zlib
KBUILD_AFLAGS += -gz=zlib
KBUILD_LDFLAGS += --compress-debug-sections=zlib
else ifdef CONFIG_DEBUG_INFO_COMPRESSED_ZSTD
DEBUG_CFLAGS += -gz=zstd
+DEBUG_RUSTFLAGS += -Zdebuginfo-compression=zstd
KBUILD_AFLAGS += -gz=zstd
KBUILD_LDFLAGS += --compress-debug-sections=zstd
endif

base-commit: 841c35169323cd833294798e58b9bf63fa4fa1de
--
2.43.0

2024-03-29 19:50:15

by Miguel Ojeda

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Subject: Re: [PATCH] kbuild: rust: use `-Zdebuginfo-compression`

On Sat, Feb 17, 2024 at 1:26 AM Miguel Ojeda <[email protected]> wrote:
>
> Rust 1.74.0 introduced (unstable) support for the
> `-Zdebuginfo-compression` flag, thus use it.
>
> Link: https://github.com/rust-lang/rust/issues/120953
> Link: https://github.com/rust-lang/rust/pull/115358
> Signed-off-by: Miguel Ojeda <[email protected]>

[ Added note about zstd support in Rust-provided binaries. ]

Applied to `rust-next` -- please feel free to still send reviews or
tested-bys for this one!

Cheers,
Miguel

2024-04-02 09:55:36

by Alice Ryhl

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