Upgrade to LLVM 20.1

Cargo.lock

@@ -3,13 +3,10 @@
 version = 4
 
 [[package]]
-name = "aho-corasick"
-version = "1.1.3"
+name = "anyhow"
+version = "1.0.98"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
-dependencies = [
- "memchr",
-]
+checksum = "e16d2d3311acee920a9eb8d33b8cbc1787ce4a264e85f964c2404b969bdcd487"
 
 [[package]]
 name = "cc"
@@ -43,23 +40,18 @@ checksum = "1171693293099992e19cddea4e8b849964e9846f4acee11b3948bcc337be8776"
 
 [[package]]
 name = "llvm-sys"
-version = "160.2.1"
+version = "201.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e73861901245d32e1c3d8b35b639cf100859b4cd0c9da56fe0273040acbb3ea4"
+checksum = "9bb947e8b79254ca10d496d0798a9ba1287dcf68e50a92b016fec1cc45bef447"
 dependencies = [
+ "anyhow",
  "cc",
  "lazy_static",
  "libc",
- "regex",
+ "regex-lite",
  "semver",
 ]
 
-[[package]]
-name = "memchr"
-version = "2.7.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32a282da65faaf38286cf3be983213fcf1d2e2a58700e808f83f4ea9a4804bc0"
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.95"
@@ -79,40 +71,16 @@ dependencies = [
 ]
 
 [[package]]
-name = "regex"
-version = "1.11.1"
+name = "regex-lite"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
-dependencies = [
- "aho-corasick",
- "memchr",
- "regex-automata",
- "regex-syntax",
-]
-
-[[package]]
-name = "regex-automata"
-version = "0.4.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
-dependencies = [
- "aho-corasick",
- "memchr",
- "regex-syntax",
-]
-
-[[package]]
-name = "regex-syntax"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
+checksum = "53a49587ad06b26609c52e423de037e7f57f20d53535d66e08c695f347df952a"
 
 [[package]]
 name = "reid"
 version = "0.1.0"
 dependencies = [
  "colored",
- "llvm-sys",
  "reid-lib",
  "thiserror",
 ]

README.md

@@ -77,42 +77,42 @@ change erratically.
 This is what worked for me, might not (probably) work for you, depending on
 various versions of various libraries.
 
-### Compiling LLVM 16.0.0
+### Compiling LLVM 20.1.8
 
 #### Context
 Context for my computer. I am on ArchLinux, and here are some libraries and
 their current versions that I have installed as of compiling, I'm not sure what
 of them are relevant, if any, but saving them here still feels like a good idea
 for the future:
-- `cmake 3.27.0-1`
-- `lib32-llvm-libs 15.0.7-1`
-- `llvm 15.0.7-3`
-- `llvm-libs 15.0.7-3`
-- `gcc 13.1.1-2`
-- `gcc-libs 13.1.1-2`
-- `lib32-gcc-libs 13.1.1-2`
-- `lld 15.0.7-2`
-- `lldb 15.0.7-3`
-- `clang 15.0.7-9`
+- `clang 19.1.7-2`
+- `cmake 4.0.2-1`
+- `extra-cmake-modules 6.14.0-1`
+- `gcc 15.1.1+r7+gf36ec88aa85a-1`
+- `gcc-libs 15.1.1+r7+gf36ec88aa85a-1`
+- `lib32-gcc-libs 15.1.1+r7+gf36ec88aa85a-1`
+- `lib32-llvm-libs 1:19.1.7-2`
+- `libgccjit 15.1.1+r7+gf36ec88aa85a-1`
+- `lld 19.1.7-1`
+- `lldb 19.1.7-2`
+- `llvm 19.1.7-2`
+- `llvm-libs 19.1.7-2`
+- `llvm14 14.0.6-5`
+- `llvm14-libs 14.0.6-5`
+- `llvm15 15.0.7-3`
+- `llvm15-libs 15.0.7-3`
 - `make 4.4.1-2`
-- `automake 1.16.5-2`
+
 
 #### Commands
 
 ```sh
-wget https://github.com/llvm/llvm-project/releases/download/llvmorg-16.0.0/llvm-16.0.0.src.tar.xz
-wget https://github.com/llvm/llvm-project/releases/download/llvmorg-16.0.0/cmake-16.0.0.src.tar.xz
+git clone https://github.com/llvm/llvm-project.git --depth=1 --branch=llvmorg-20.1.8
 
-tar xvf llvm-16.0.0.src.tar.xz
-tar xvf cmake-16.0.0.src.tar.xz
+cd llvm_project
 
-mv cmake-16.0.0.src cmake
+cmake llvm -B build -DCMAKE_BUILD_TYPE=MinSizeRel -DCMAKE_BUILD_TYPE=Debug -DLLVM_ENABLE_ASSERTIONS=ON -DLLVM_INCLUDE_TESTS=OFF -DLLVM_BUILD_BENCHMARKS=OFF
 
-cd llvm-16.0.0.src
-
-cmake -B build -DCMAKE_INSTALL_PREFIX=$HOME/llvm-16 -DCMAKE_BUILD_TYPE=MinSizeRel -DLLVM_ENABLE_ASSERTIONS=ON -DLLVM_INCLUDE_TESTS=OFF
-
-make -j8
+make -j23
 ```
 
 *Also Note:* Building LLVM with `Ninja` was not successful for me, but this
@@ -121,11 +121,11 @@ method was. Ninja may be successful with you, to try it, add `-G Ninja` to the
 
 ### Building this crate itself
 
-Assuming `llvm-16.0.0.src` from the previous step was at
-`/path/llvm-16.0.0.src`, building this crate can be done via the following command:
+Assuming `llvm-project` from the previous step was at
+`/path/llvm-project`, building this crate can be done via the following command:
 
 ```sh
-LLVM_SYS_160_PREFIX=/path/llvm-16.0.0.src/build cargo build
+LLVM_SYS_201_PREFIX=/path/llvm-project/build cargo build
 ```
 
 ## In conclusion

reid-llvm-lib/Cargo.toml

@@ -7,6 +7,6 @@ edition = "2024"
 
 [dependencies]
 ## LLVM Bindings
-llvm-sys = "160"
+llvm-sys = {version ="201.0.1", features=["force-static"] }
 ## Make it easier to generate errors
 thiserror = "1.0.44"

reid/Cargo.toml

@@ -12,8 +12,6 @@ default = ["color"]
 color = ["colored"]
 
 [dependencies]
-## LLVM Bindings
-llvm-sys = "160"
 ## Make it easier to generate errors
 thiserror = "1.0.44"
 reid-lib = { path = "../reid-llvm-lib" }