From b563407355dbe957cc62071a3cd64b2276001a79 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20=C4=8Cert=C3=ADk?= <ondrej@certik.us>
Date: Sat, 7 Feb 2026 11:40:36 -0700
Subject: [PATCH 1/2] Test FPM

---
 .github/workflows/CI.yml | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index b316ecb..78101f1 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -299,6 +299,31 @@ jobs:
             ./build/fortran/example_lincoa_fortran_2_exe
             ./build/fortran/example_cobyla_fortran_2_exe
 
+            cd ..
+
+      - name: Test FPM
+        shell: bash -e -l {0}
+        run: |
+            export FC=lfortran
+            git clone https://github.com/fortran-lang/fpm.git
+            cd fpm
+            git checkout main
+            micromamba install -c conda-forge fpm gfortran
+            git checkout d0f89957541bdcc354da8e11422f5efcf9fedd0e
+            fpm --compiler=$FC build --flag "--cpp --realloc-lhs-arrays --use-loop-variable-after-loop"
+            fpm --compiler=$FC test --flag "--cpp --realloc-lhs-arrays --use-loop-variable-after-loop"
+
+            git clean -dfx
+            rm -rf build
+            fpm --compiler=$FC test --flag "--cpp --realloc-lhs-arrays --use-loop-variable-after-loop --separate-compilation"
+
+            git clean -dfx
+            rm -rf build
+            fpm --compiler=$FC test --flag "--cpp --realloc-lhs-arrays --use-loop-variable-after-loop --fast"
+
+            cd ..
+
+
   test_scipy:
     name: Check SciPy Build and Test Run ${{ matrix.os }}
     runs-on: ${{ matrix.os }}

From 20ced43b1ebb1eab8c502bbbc68bee5269c2a549 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20=C4=8Cert=C3=ADk?= <ondrej@certik.us>
Date: Sat, 7 Feb 2026 11:46:23 -0700
Subject: [PATCH 2/2] Swap the FC variable

---
 .github/workflows/CI.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 78101f1..94732cc 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -304,11 +304,11 @@ jobs:
       - name: Test FPM
         shell: bash -e -l {0}
         run: |
-            export FC=lfortran
             git clone https://github.com/fortran-lang/fpm.git
             cd fpm
             git checkout main
             micromamba install -c conda-forge fpm gfortran
+            export FC=lfortran
             git checkout d0f89957541bdcc354da8e11422f5efcf9fedd0e
             fpm --compiler=$FC build --flag "--cpp --realloc-lhs-arrays --use-loop-variable-after-loop"
             fpm --compiler=$FC test --flag "--cpp --realloc-lhs-arrays --use-loop-variable-after-loop"