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Set up Flang CI #2837

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9ecb586
DO NOT MERGE - Temporarily disable most CI jobs
joewallwork May 21, 2026
7eea3c3
First attempt at Flang CI
joewallwork May 21, 2026
71a7edb
DO NOT MERGE - tweak Fortran CI triggers
joewallwork May 21, 2026
2773354
Add include back in; call which for debugging
joewallwork May 21, 2026
bd7cf0b
Try installing in one step
joewallwork May 21, 2026
51f7d59
Try using flang-{vn}
joewallwork May 21, 2026
7a03a04
Drop debug which call
joewallwork May 21, 2026
8abdcf9
Switch to emit-llvm approach
joewallwork May 21, 2026
96362e6
Fix flag order
joewallwork May 21, 2026
a1900c0
Use a.out for executable for now
joewallwork May 22, 2026
d341bec
Use out.ll for llvm tmp file for now
joewallwork May 22, 2026
03fc297
Use same setup for other Fortran tests
joewallwork May 22, 2026
9291efc
Ensure independent file names
joewallwork May 22, 2026
1d3d251
Go back to -flto
joewallwork May 22, 2026
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0 .github/workflows/bcload.yml → .github/workflows/bcload.yml.txt
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0 .github/workflows/benchmark.yml → .github/workflows/benchmark.yml.txt
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0 .github/workflows/ccpp.yml → .github/workflows/ccpp.yml.txt
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0 .github/workflows/doxygen.yml → .github/workflows/doxygen.yml.txt
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0 .github/workflows/enzyme-bazel.yml → .github/workflows/enzyme-bazel.yml.txt
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0 .github/workflows/enzyme-ci.yml → .github/workflows/enzyme-ci.yml.txt
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0 .github/workflows/enzyme-julia.yml → .github/workflows/enzyme-julia.yml.txt
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0 .github/workflows/enzyme-mlir.yml → .github/workflows/enzyme-mlir.yml.txt
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0 .github/workflows/enzyme-rust.yml → .github/workflows/enzyme-rust.yml.txt
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0 .github/workflows/format.yml → .github/workflows/format.yml.txt
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26 changes: 8 additions & 18 deletions .github/workflows/fortran.yml
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Expand Up @@ -16,8 +16,9 @@ on:
- 'enzyme/CMakeLists.txt'
- 'enzyme/CMakePresets.json'
pull_request:
branches:
- main
# TODO: TEMPORARY
# branches:
# - main
paths:
- '.github/workflows/fortran.yml'
- 'enzyme/Enzyme/**'
Expand Down Expand Up @@ -46,33 +47,22 @@ jobs:
matrix:
build: ["Release", "Debug"]
os: [ubuntu-22.04]
llvm: [15]
llvm: [20]
include:
- llvm: 15
ifx: 2023.0.0
mpi: 2021.7.1
timeout-minutes: 60
- llvm: 20
timeout-minutes: 60
steps:
- name: add llvm
run: |
wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key|sudo apt-key add -
sudo apt-add-repository "deb http://apt.llvm.org/`lsb_release -c | cut -f2`/ llvm-toolchain-`lsb_release -c | cut -f2`-${{ matrix.llvm }} main"
sudo apt-get update && sudo apt-get install -y cmake gcc g++ llvm-${{ matrix.llvm }}-dev ninja-build pip
sudo apt-get update && sudo apt-get install -y cmake gcc g++ llvm-${{ matrix.llvm }}-dev ninja-build pip clang-${{ matrix.llvm }} flang-${{ matrix.llvm }}
sudo python3 -m pip install --upgrade pip lit
- name: add intel tools
run: |
wget https://apt.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS.PUB
sudo apt-key add GPG-PUB-KEY-INTEL-SW-PRODUCTS.PUB
rm GPG-PUB-KEY-INTEL-SW-PRODUCTS.PUB
sudo echo "deb https://apt.repos.intel.com/oneapi all main" | sudo tee /etc/apt/sources.list.d/oneAPI.list
sudo apt-get update && sudo apt-get install -y intel-oneapi-compiler-fortran-${{ matrix.ifx }} intel-oneapi-mpi-${{ matrix.mpi }} intel-oneapi-mpi-devel-${{ matrix.mpi }}
source /opt/intel/oneapi/setvars.sh
printenv >> $GITHUB_ENV
- uses: actions/checkout@v4
- name: generate build system
run: |
rm -rf build && mkdir build && cd build
cmake ../enzyme -GNinja -DCMAKE_BUILD_TYPE=${{ matrix.build }} -DLLVM_DIR=/usr/lib/llvm-${{ matrix.llvm }}/lib/cmake/llvm -DLLVM_EXTERNAL_LIT=`which lit` -DENZYME_FORTRAN=ON -DCMAKE_Fortran_COMPILER=ifx
cmake ../enzyme -GNinja -DCMAKE_BUILD_TYPE=${{ matrix.build }} -DLLVM_DIR=/usr/lib/llvm-${{ matrix.llvm }}/lib/cmake/llvm -DLLVM_EXTERNAL_LIT=`which lit` -DENZYME_FORTRAN=ON -DCMAKE_Fortran_COMPILER=flang-${{ matrix.llvm }}
- name: build enzyme
working-directory: 'build'
run: ninja LLVMEnzyme-${{ matrix.llvm }}
Expand Down
0 .github/workflows/tagger.yml → .github/workflows/tagger.yml.txt
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10 changes: 5 additions & 5 deletions enzyme/test/Fortran/ForwardMode/allocatableArraySimple.f90
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@@ -1,7 +1,7 @@
! RUN: if [ %llvmver -ge 13 ]; then ifx -flto -O0 -c %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && ifx -flto -O0 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then ifx -flto -O1 -c %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && ifx -flto -O1 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then ifx -flto -O2 -c %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && ifx -flto -O2 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then ifx -flto -O3 -c %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && ifx -flto -O3 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O0 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O0 -S -o %t.ll && %fc -flto -O0 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O1 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O1 -S -o %t.ll && %fc -flto -O1 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O2 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O2 -S -o %t.ll && %fc -flto -O2 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O3 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O3 -S -o %t.ll && %fc -flto -O3 %t.ll -o %t1 && %t1 | FileCheck %s; fi

module AD
implicit none
Expand Down Expand Up @@ -58,4 +58,4 @@ program app
! CHECK-NEXT: 1
! CHECK-NEXT: 0
! CHECK-NEXT: 0
! CHECK-NEXT: 1
! CHECK-NEXT: 1
10 changes: 5 additions & 5 deletions enzyme/test/Fortran/ReverseMode/allocatableArraySimple.f90
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@@ -1,7 +1,7 @@
! RUN: if [ %llvmver -ge 13 ]; then ifx -flto -O0 -c %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && ifx -flto -O0 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then ifx -flto -O1 -c %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && ifx -flto -O1 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then ifx -flto -O2 -c %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && ifx -flto -O2 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then ifx -flto -O3 -c %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && ifx -flto -O3 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O0 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O0 -S -o %t.ll && %fc -flto -O0 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O1 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O1 -S -o %t.ll && %fc -flto -O1 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O2 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O2 -S -o %t.ll && %fc -flto -O2 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O3 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O3 -S -o %t.ll && %fc -flto -O3 %t.ll -o %t1 && %t1 | FileCheck %s; fi

module AD
implicit none
Expand Down Expand Up @@ -58,4 +58,4 @@ program app
! CHECK-NEXT: 1
! CHECK-NEXT: 0
! CHECK-NEXT: 0
! CHECK-NEXT: 0
! CHECK-NEXT: 0
10 changes: 5 additions & 5 deletions enzyme/test/Fortran/ReverseMode/square.f90
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@@ -1,7 +1,7 @@
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O0 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && %fc -flto -O0 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O1 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && %fc -flto -O1 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O2 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && %fc -flto -O2 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O3 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -enzyme -o %t && %fc -flto -O3 %t -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O0 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O0 -S -o %t.ll && %fc -flto -O0 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O1 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O1 -S -o %t.ll && %fc -flto -O1 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O2 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O2 -S -o %t.ll && %fc -flto -O2 %t.ll -o %t1 && %t1 | FileCheck %s; fi
! RUN: if [ %llvmver -ge 13 ]; then %fc -flto -O3 -c %loadFortran %s -o /dev/stdout | %opt %loadEnzyme -passes=enzyme -o /dev/stdout | %opt -O3 -S -o %t.ll && %fc -flto -O3 %t.ll -o %t1 && %t1 | FileCheck %s; fi

module math
contains
Expand All @@ -27,4 +27,4 @@ program app
end program app

! CHECK: 9
! CHECK-NEXT: 6
! CHECK-NEXT: 6
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