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llvm: fix llvm-config #76646

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llvm: fix llvm-config #76646

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9 changes: 9 additions & 0 deletions Formula/llvm.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ class Llvm < Formula
sha256 "9ed1688943a4402d7c904cc4515798cdb20080066efa010fe7e1f2551b423628"
# The LLVM Project is under the Apache License v2.0 with LLVM Exceptions
license "Apache-2.0" => { with: "LLVM-exception" }
revision 1
head "https://github.com/llvm/llvm-project.git", branch: "main"

livecheck do
Expand Down Expand Up @@ -141,6 +142,11 @@ def install
system "cmake", "--build", ".", "--target", "install-xcode-toolchain" if MacOS::Xcode.installed?
end

on_macos do
# Install versioned symlink, or else `llvm-config` doesn't work properly
lib.install_symlink "libLLVM.dylib" => "libLLVM-#{version.major}.dylib" unless build.head?
end

# Install LLVM Python bindings
# Clang Python bindings are installed by CMake
(lib/site_packages).install llvmpath/"bindings/python/llvm"
Expand All @@ -158,6 +164,9 @@ def caveats

test do
assert_equal prefix.to_s, shell_output("#{bin}/llvm-config --prefix").chomp
assert_equal "-lLLVM-#{version.major}", shell_output("#{bin}/llvm-config --libs").chomp
assert_equal (lib/shared_library("libLLVM-#{version.major}")).to_s,
shell_output("#{bin}/llvm-config --libfiles").chomp

(testpath/"omptest.c").write <<~EOS
#include <stdlib.h>
Expand Down