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# Tests LLVM pass using new pass manager. Based on https://llvm.org/docs/WritingAnLLVMNewPMPass.html
# RUN: rm -rf %t
# RUN: mkdir -p %t/_build
# RUN: cat %s > %t/CMakeLists.txt
# RUN: cp %S/Inputs/llvm_newpm_pass.cpp %t
# RUN: cd %t/_build
# RUN: %cmake .. -DCMAKE_C_COMPILER=%cc -DCMAKE_CXX_COMPILER=%cxx -DLLVM_DIR=`%llvm-config --cmakedir`
# RUN: %cmake --build .
# RUN: %clang -emit-llvm -O3 -c %S/Inputs/foo.c -o llvm-ir.bc
# RUN: %opt -load-pass-plugin=./HelloPass.so -disable-output ./llvm-ir.bc -passes=hellonewpm 2> %t.output
# RUN: grep "Function name: foo" %t.output
# REQUIRES: opt, clang
cmake_minimum_required(VERSION 3.4.3)
project(TestLLVMPass)
find_package(LLVM REQUIRED CONFIG)
list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_DIR}")
include(AddLLVM)
# Starting LLVM 16, std=c++17 is required
if(LLVM_PACKAGE_VERSION VERSION_GREATER_EQUAL "16.0.0")
set(CMAKE_CXX_STANDARD 17 CACHE STRING "")
else()
set(CMAKE_CXX_STANDARD 14 CACHE STRING "")
endif()
add_llvm_library(HelloPass MODULE llvm_newpm_pass.cpp)
# Add LLVM headers filled from find_package
target_include_directories(HelloPass
PRIVATE ${LLVM_INCLUDE_DIRS}
)
# LLVM's compile definitions
target_compile_definitions(HelloPass
PRIVATE ${LLVM_DEFINITIONS}
)
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