Auto merge of rust-lang#121671 - flip1995:memchr-no-inline-bump, r=<try>

DNM: Try using memchr without inlining on windows Another attempt at rust-lang#121465, trying to fix the issue on windows to unblock the Clippy sync. (Does specifying a git dependency even work or will the `tidy` tool complain? 🤔) [memchr patch](BurntSushi/memchr@0310038) r? `@ghost`
rust-lang-ci · Feb 27, 2024 · 29627ed · 29627ed
2 parents 9afdb8d + e3ea0db
commit 29627ed
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Showing 5 changed files with 44 additions and 28 deletions.
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -607,10 +607,13 @@ jobs:
     strategy:
       matrix:
         include:
-          - name: dist-x86_64-linux
+          - name: x86_64-mingw
             env:
-              CODEGEN_BACKENDS: "llvm,cranelift"
-            os: ubuntu-20.04-16core-64gb
+              SCRIPT: make ci-mingw
+              RUST_CONFIGURE_ARGS: "--build=x86_64-pc-windows-gnu --enable-profiler"
+              NO_DOWNLOAD_CI_LLVM: 1
+              CUSTOM_MINGW: 1
+            os: windows-2019-8core-32gb
     defaults:
       run:
         shell: "${{ contains(matrix.os, 'windows') && 'msys2 {0}' || 'bash' }}"

diff --git a/Cargo.lock b/Cargo.lock
@@ -53,7 +53,7 @@ version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b2969dcb958b36655471fc61f7e416fa76033bdd4bfed0678d8fee1e2d07a1f0"
 dependencies = [
- "memchr",
+ "memchr 2.6.0",
 ]
 
 [[package]]
@@ -338,7 +338,7 @@ version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6798148dccfbff0fae41c7574d2fa8f1ef3492fba0face179de5d8d447d67b05"
 dependencies = [
- "memchr",
+ "memchr 2.6.0",
  "regex-automata 0.3.7",
  "serde",
 ]
@@ -1514,7 +1514,7 @@ dependencies = [
  "futures-macro",
  "futures-sink",
  "futures-task",
- "memchr",
+ "memchr 2.6.0",
  "pin-project-lite",
  "pin-utils",
  "slab",
@@ -1944,7 +1944,7 @@ dependencies = [
  "globset",
  "lazy_static",
  "log",
- "memchr",
+ "memchr 2.6.0",
  "regex",
  "same-file",
  "thread_local",
@@ -2343,7 +2343,7 @@ dependencies = [
  "env_logger",
  "handlebars",
  "log",
- "memchr",
+ "memchr 2.6.0",
  "once_cell",
  "opener",
  "pulldown-cmark 0.10.0",
@@ -2372,14 +2372,19 @@ dependencies = [
 
 [[package]]
 name = "memchr"
-version = "2.5.0"
+version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+checksum = "76fc44e2588d5b436dbc3c6cf62aef290f90dab6235744a93dfe1cc18f451e2c"
 dependencies = [
  "compiler_builtins",
  "rustc-std-workspace-core",
 ]
 
+[[package]]
+name = "memchr"
+version = "2.7.1"
+source = "git+https://github.com/flip1995/memchr.git#d7eb96b8a8a7bae925b86d4df1c852af6721e806"
+
 [[package]]
 name = "memmap2"
 version = "0.2.3"
@@ -2524,7 +2529,7 @@ version = "7.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
 dependencies = [
- "memchr",
+ "memchr 2.6.0",
  "minimal-lexical",
 ]
 
@@ -2599,7 +2604,7 @@ dependencies = [
  "flate2",
  "hashbrown",
  "indexmap",
- "memchr",
+ "memchr 2.6.0",
  "rustc-std-workspace-alloc",
  "rustc-std-workspace-core",
  "ruzstd",
@@ -2823,7 +2828,7 @@ version = "2.7.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "219c0dcc30b6a27553f9cc242972b67f75b60eb0db71f0b5462f38b058c41546"
 dependencies = [
- "memchr",
+ "memchr 2.6.0",
  "thiserror",
  "ucd-trie",
 ]
@@ -3011,7 +3016,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57206b407293d2bcd3af849ce869d52068623f19e1b5ff8e8778e3309439682b"
 dependencies = [
  "bitflags 2.4.2",
- "memchr",
+ "memchr 2.6.0",
  "unicase",
 ]
 
@@ -3022,7 +3027,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dce76ce678ffc8e5675b22aa1405de0b7037e2fdf8913fea40d1926c6fe1e6e7"
 dependencies = [
  "bitflags 2.4.2",
- "memchr",
+ "memchr 2.6.0",
  "pulldown-cmark-escape",
  "unicase",
 ]
@@ -3170,7 +3175,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "12de2eff854e5fa4b1295edd650e227e9d8fb0c9e90b12e7f36d6a6811791a29"
 dependencies = [
  "aho-corasick",
- "memchr",
+ "memchr 2.6.0",
  "regex-automata 0.3.7",
  "regex-syntax 0.7.5",
 ]
@@ -3190,7 +3195,7 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e9368763f5a9b804326f3af749e16f9abf378d227bcdee7634b13d8f17793782"
 dependencies = [
- "memchr",
+ "memchr 2.6.0",
 ]
 
 [[package]]
@@ -3200,7 +3205,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49530408a136e16e5b486e883fbb6ba058e8e4e8ae6621a77b048b314336e629"
 dependencies = [
  "aho-corasick",
- "memchr",
+ "memchr 2.6.0",
  "regex-syntax 0.7.5",
 ]
 
@@ -3431,7 +3436,7 @@ name = "rustc_ast"
 version = "0.0.0"
 dependencies = [
  "bitflags 2.4.2",
- "memchr",
+ "memchr 2.7.1",
  "rustc_data_structures",
  "rustc_index",
  "rustc_lexer",
@@ -6332,7 +6337,7 @@ version = "0.5.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f593a95398737aeed53e489c785df13f3618e41dbcd6718c6addbf1395aa6876"
 dependencies = [
- "memchr",
+ "memchr 2.6.0",
 ]
 
 [[package]]

diff --git a/compiler/rustc_ast/Cargo.toml b/compiler/rustc_ast/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2021"
 # FIXME: bumping memchr to 2.7.1 causes linker errors in MSVC thin-lto
 # tidy-alphabetical-start
 bitflags = "2.4.1"
-memchr = "=2.5.0"
+memchr = { git = "https://github.com/flip1995/memchr.git" }
 rustc_data_structures = { path = "../rustc_data_structures" }
 rustc_index = { path = "../rustc_index" }
 rustc_lexer = { path = "../rustc_lexer" }

diff --git a/src/ci/github-actions/ci.yml b/src/ci/github-actions/ci.yml
@@ -755,13 +755,18 @@ jobs:
     strategy:
       matrix:
         include:
-          - &dist-x86_64-linux
-            name: dist-x86_64-linux
+          - &x86_64-mingw
+            name: x86_64-mingw
             env:
-              CODEGEN_BACKENDS: llvm,cranelift
-            <<: *job-linux-16c
-
-
+              SCRIPT: make ci-mingw
+              RUST_CONFIGURE_ARGS: >-
+                --build=x86_64-pc-windows-gnu
+                --enable-profiler
+              # We are intentionally allowing an old toolchain on this builder (and that's
+              # incompatible with LLVM downloads today).
+              NO_DOWNLOAD_CI_LLVM: 1
+              CUSTOM_MINGW: 1
+            <<: *job-windows-8c
   master:
     name: master
     runs-on: ubuntu-latest

diff --git a/src/tools/tidy/src/extdeps.rs b/src/tools/tidy/src/extdeps.rs
@@ -4,7 +4,10 @@ use std::fs;
 use std::path::Path;
 
 /// List of allowed sources for packages.
-const ALLOWED_SOURCES: &[&str] = &["\"registry+https://github.com/rust-lang/crates.io-index\""];
+const ALLOWED_SOURCES: &[&str] = &[
+    "\"registry+https://github.com/rust-lang/crates.io-index\"",
+    "\"git+https://github.com/flip1995/memchr.git#d7eb96b8a8a7bae925b86d4df1c852af6721e806\"",
+];
 
 /// Checks for external package sources. `root` is the path to the directory that contains the
 /// workspace `Cargo.toml`.