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emscripten: use upstream recommended llvm revision #63183

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emscripten: use upstream recommended llvm revision #63183

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24 changes: 12 additions & 12 deletions Formula/emscripten.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ class Emscripten < Formula
# Emscripten is available under 2 licenses, the MIT license and the
# University of Illinois/NCSA Open Source License.
license "MIT"
revision 1
head "https://github.com/emscripten-core/emscripten.git"

livecheck do
Expand All @@ -25,15 +26,20 @@ class Emscripten < Formula

depends_on "cmake" => :build
depends_on "binaryen"
# error "fatal error: '__config' file not found" when building llvm 12 on High Sierra
depends_on "node"
depends_on "[email protected]"
depends_on "yuicompressor"

# emscripten needs argument '-fignore-exceptions', which is only available
# starting in llvm >= 12
# emscripten needs argument '-fignore-exceptions', which is only available in llvm >= 12
# To find the correct llvm revision, find a corresponding commit at:
# https://github.com/emscripten-core/emsdk/blob/master/emscripten-releases-tags.txt
# Then take this commit and go to:
# https://chromium.googlesource.com/emscripten-releases/+/<commit>/DEPS
# Then use the listed llvm_project_revision for the resource below.
resource "llvm" do
url "https://github.com/llvm/llvm-project/archive/llvmorg-12-init.tar.gz"
sha256 "a8f00b95f81722009bdcc2cc07235fad752e5f539006621ad055023fe0d58987"
url "https://github.com/llvm/llvm-project.git",
revision: "25a8881b724abf7251a9278e72224af7e82cb9c2"
end

def install
Expand All @@ -47,14 +53,9 @@ def install
resource("llvm").stage do
projects = %w[
clang
clang-tools-extra
lld
lldb
polly
]
# OpenMP currently fails to build on ARM
# https://github.com/Homebrew/brew/issues/7857#issuecomment-661484670
projects << "openmp" unless Hardware::CPU.arm?

runtimes = %w[
compiler-rt
libcxx
Expand All @@ -78,7 +79,6 @@ def install
-DCMAKE_INSTALL_PREFIX=#{libexec}/llvm
-DLLVM_ENABLE_PROJECTS=#{projects.join(";")}
-DLLVM_ENABLE_RUNTIMES=#{runtimes.join(";")}
-DLLVM_POLLY_LINK_INTO_TOOLS=ON
-DLLVM_BUILD_EXTERNAL_COMPILER_RT=ON
-DLLVM_LINK_LLVM_DYLIB=ON
-DLLVM_BUILD_LLVM_C_DYLIB=ON
Expand All @@ -91,7 +91,7 @@ def install
-DLLVM_INSTALL_UTILS=ON
-DLLVM_ENABLE_Z3_SOLVER=OFF
-DLLVM_OPTIMIZED_TABLEGEN=ON
-DLLVM_TARGETS_TO_BUILD=all
-DLLVM_TARGETS_TO_BUILD=host;WebAssembly
-DFFI_INCLUDE_DIR=#{Formula["libffi"].opt_lib}/libffi-#{Formula["libffi"].version}/include
-DFFI_LIBRARY_DIR=#{Formula["libffi"].opt_lib}
-DLLVM_CREATE_XCODE_TOOLCHAIN=#{MacOS::Xcode.installed? ? "ON" : "OFF"}
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