From 3fa7d009209540020e6949bda0ee92a69093927d Mon Sep 17 00:00:00 2001
From: Efraim Flashner <efraim@flashner.co.il>
Date: Wed, 2 Jul 2025 11:41:03 +0300
Subject: [PATCH] gnu: Add rust-1.86.

* gnu/packages/rust.scm (rust-1.86): New variable.

Change-Id: I01f4d4e0953199b6f26d639274b69c0c4c4164dd
Signed-off-by: Hilton Chain <hako@ultrarare.space>
---
 gnu/packages/rust.scm | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/gnu/packages/rust.scm b/gnu/packages/rust.scm
index c24b7714052f55591f1b8f49617c33b4adf818f1..f445516df9c7cfbad7730e980576d21b6bab60ca 100644
--- a/gnu/packages/rust.scm
+++ b/gnu/packages/rust.scm
@@ -1320,6 +1320,45 @@ safety and thread safety guarantees.")
                (("features = \\[\"fs\"" all)
                 (string-append all ", \"use-libc\""))))))))))
 
+(define-public rust-1.86
+  (let ((base-rust
+         (rust-bootstrapped-package rust-1.85 "1.86.0"
+          "107d3vbmwhn4b71gzr1kv31jwwyld7dxj9yj8jh00ygndll2fah2")))
+    (package
+      (inherit base-rust)
+      (source
+       (origin
+         (inherit (package-source base-rust))
+         (snippet
+          '(begin
+             (for-each delete-file-recursively
+                       '("src/llvm-project"
+                         "vendor/jemalloc-sys-0.3.2"
+                         "vendor/jemalloc-sys-0.5.3+5.3.0-patched/jemalloc"
+                         "vendor/openssl-src-111.17.0+1.1.1m/openssl"
+                         "vendor/openssl-src-111.28.2+1.1.1w/openssl"
+                         "vendor/tikv-jemalloc-sys-0.5.4+5.3.0-patched/jemalloc"
+                         "vendor/tikv-jemalloc-sys-0.6.0+5.3.0-1-ge13ca993e8ccb9ba9847cc330696e02839f328f7/jemalloc"))
+             ;; Remove vendored dynamically linked libraries.
+             ;; find . -not -type d -executable -exec file {} \+ | grep ELF
+             ;; Also remove the bundled (mostly Windows) libraries.
+             (for-each delete-file
+                       (find-files "vendor" "\\.(a|dll|exe|lib)$"))
+             ;; Adjust vendored dependency to explicitly use rustix with libc backend.
+             (substitute* '("vendor/tempfile-3.14.0/Cargo.toml"
+                            "vendor/tempfile-3.15.0/Cargo.toml"
+                            "vendor/tempfile-3.16.0/Cargo.toml")
+               (("features = \\[\"fs\"" all)
+                (string-append all ", \"use-libc\"")))))))
+      (arguments
+       (substitute-keyword-arguments (package-arguments base-rust)
+         ((#:phases phases)
+          `(modify-phases ,phases
+             (add-after 'use-system-llvm 'disable-lld-wrapper
+               (lambda _
+                 (substitute* "config.toml"
+                   (("\\[rust\\]") "[rust]\nlld = false")))))))))))
+
 (define (make-ignore-test-list strs)
   "Function to make creating a list to ignore tests a bit easier."
   (map (lambda (str)