From 181996eb129498b406752c8509a35f3af3416786 Mon Sep 17 00:00:00 2001
From: Nino Tarantino <antonio.tarantino@nasa.gov>
Date: Tue, 22 Sep 2026 10:57:22 -0500
Subject: [PATCH 1/2] Create sim which builds all CML models

---
 utility/sims/SIM_test_trick_compatibility/README.md    |  4 ++++
 utility/sims/SIM_test_trick_compatibility/S_define     |  9 +++++++++
 .../sims/SIM_test_trick_compatibility/S_overrides.mk   | 10 ++++++++++
 3 files changed, 23 insertions(+)
 create mode 100644 utility/sims/SIM_test_trick_compatibility/README.md
 create mode 100644 utility/sims/SIM_test_trick_compatibility/S_define
 create mode 100644 utility/sims/SIM_test_trick_compatibility/S_overrides.mk

diff --git a/utility/sims/SIM_test_trick_compatibility/README.md b/utility/sims/SIM_test_trick_compatibility/README.md
new file mode 100644
index 00000000..341aded6
--- /dev/null
+++ b/utility/sims/SIM_test_trick_compatibility/README.md
@@ -0,0 +1,4 @@
+This simulation tests that all CML models will build in a Trick environment.
+We're checking to see that:
+- SWIG and ICG don't choke.
+- Library dependencies are set up properly.
diff --git a/utility/sims/SIM_test_trick_compatibility/S_define b/utility/sims/SIM_test_trick_compatibility/S_define
new file mode 100644
index 00000000..bdeda2f5
--- /dev/null
+++ b/utility/sims/SIM_test_trick_compatibility/S_define
@@ -0,0 +1,9 @@
+/* This simulation tests that all CML models will build in a Trick environment.
+ * We're checking to see that:
+ * - SWIG and ICG don't choke.
+ * - Library dependencies are set up properly.
+ */
+
+#include "sim_objects/default_trick_sys.sm"
+
+##include "../../../trickified/S_source.hh"
diff --git a/utility/sims/SIM_test_trick_compatibility/S_overrides.mk b/utility/sims/SIM_test_trick_compatibility/S_overrides.mk
new file mode 100644
index 00000000..9071f6b5
--- /dev/null
+++ b/utility/sims/SIM_test_trick_compatibility/S_overrides.mk
@@ -0,0 +1,10 @@
+# We're intentionally using the public-facing CML makefile and not the internal unit
+# sim makefile. This is so we can test building all of the CML models in a Trick
+# environment.
+CML_TRICK_BUILD=1
+include ${CML_HOME}/mkspecs/cml.mk
+
+# Still use internal JEOD makefile.
+include ${CML_HOME}/mkspecs/internal/jeod.mk
+
+export TRICK_CXXFLAGS += -I${JEOD_HOME}/.. -I${JEOD_HOME}/models -std=c++17

From 0aa0b72cf0cc4b1cf9fe7ccad8ee4519e02c28f5 Mon Sep 17 00:00:00 2001
From: Nino Tarantino <antonio.tarantino@nasa.gov>
Date: Tue, 22 Sep 2026 11:05:19 -0500
Subject: [PATCH 2/2] Add job stage to test Trick compatibility

---
 .github/workflows/ci.yml | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b6e4c56f..64372164 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -78,6 +78,17 @@ jobs:
           source .bashrc
           cmake --workflow --preset dev --fresh
 
+      # Test that all models build properly in a Trick environment (i.e not using
+      # the CMake build process or Trickification). Purge the sim build afterward
+      # to save on runner memory usage.
+      - name: Check Trick compatibility
+        run: |
+          export PATH=${TRICK_HOME}/bin:${PATH}
+          source .bashrc
+          cd utility/sims/SIM_test_trick_compatibility
+          trick-CP
+          make spotless
+
       - name: Build verification sims
         id: build_verif_sims
         if: ${{ env.RUN_VERIF_SIMS == 'true' }}