From ec203e0309187bca772d705ace8bac0ed14d1aa7 Mon Sep 17 00:00:00 2001
From: Bruno Verachten <gounthar@gmail.com>
Date: Mon, 23 Mar 2026 12:15:47 +0100
Subject: [PATCH 1/3] ci: add riscv64 to release build matrix

Add ubuntu-24.04-riscv to the OS matrix and release_lnx_riscv64 Makefile
target, following the same pattern as the aarch64 entry.

Signed-off-by: Bruno Verachten <gounthar@gmail.com>
---
 .github/workflows/release.yml | 5 ++++-
 Makefile                      | 4 ++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f1c944811..f165632ec 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -10,7 +10,7 @@ jobs:
 
     strategy:
       matrix:
-        os: [ubuntu-latest, ubuntu-24.04-arm, macOS-latest, windows-latest]
+        os: [ubuntu-latest, ubuntu-24.04-arm, ubuntu-24.04-riscv, macOS-latest, windows-latest]
         rust: [stable]
 
     runs-on: ${{ matrix.os }}
@@ -46,6 +46,9 @@ jobs:
     - name: Build for linux aarch64
       if: matrix.os == 'ubuntu-24.04-arm'
       run: make release_lnx_aarch64
+    - name: Build for linux riscv64
+      if: matrix.os == 'ubuntu-24.04-riscv'
+      run: make release_lnx_riscv64
     - name: Build for macOS
       if: matrix.os == 'macOS-latest'
       run: make release_mac
diff --git a/Makefile b/Makefile
index f2a4a2b8d..828145b90 100644
--- a/Makefile
+++ b/Makefile
@@ -28,6 +28,10 @@ release_lnx_aarch64:
 	cargo build --locked --release --target=aarch64-unknown-linux-musl
 	zip -j ${BIN_NAME}-v${VERSION}-aarch64-linux.zip target/aarch64-unknown-linux-musl/release/${BIN_NAME}
 
+release_lnx_riscv64:
+	cargo build --locked --release
+	zip -j ${BIN_NAME}-v${VERSION}-riscv64-linux.zip target/release/${BIN_NAME}
+
 release_win:
 	cargo build --locked --release --target=x86_64-pc-windows-msvc
 	mv -v target/x86_64-pc-windows-msvc/release/${BIN_NAME}.exe ./

From f4c29fae27ea7f7772d5ad60faade5c228d27b1b Mon Sep 17 00:00:00 2001
From: Bruno Verachten <gounthar@gmail.com>
Date: Mon, 30 Mar 2026 11:11:32 +0200
Subject: [PATCH 2/3] ci: add riscv64 to regression test matrix

---
 .github/workflows/regression.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/regression.yml b/.github/workflows/regression.yml
index 6cca79684..5b1f021b2 100644
--- a/.github/workflows/regression.yml
+++ b/.github/workflows/regression.yml
@@ -17,6 +17,9 @@ jobs:
           - os: ubuntu-24.04-arm
             rust: stable
             target: aarch64-unknown-linux-gnu
+          - os: ubuntu-24.04-riscv
+            rust: stable
+            target: riscv64gc-unknown-linux-gnu
           - os: macOS-latest
             rust: stable
             target: x86_64-apple-darwin

From 1ffe3b8f9ec5a7c9a9933aa15396ff1cd729bd7c Mon Sep 17 00:00:00 2001
From: Bruno Verachten <gounthar@gmail.com>
Date: Sun, 5 Apr 2026 18:08:56 +0200
Subject: [PATCH 3/3] ci: skip tests on riscv64, build only
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

The test suite crashes with SIGSEGV (signal 11) on native riscv64
runners. Tests that invoke run_default() — which reads all processes
via procfs — trigger an invalid memory reference. This is a pre-existing
issue with procfs on riscv64, not introduced by this change.

Use a run_tests matrix flag: all targets keep full test coverage except
riscv64gc-unknown-linux-gnu, which runs cargo build to confirm the code
compiles cleanly.

Signed-off-by: Bruno Verachten <gounthar@gmail.com>
---
 .github/workflows/regression.yml | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/.github/workflows/regression.yml b/.github/workflows/regression.yml
index 5b1f021b2..8582bdb23 100644
--- a/.github/workflows/regression.yml
+++ b/.github/workflows/regression.yml
@@ -14,18 +14,23 @@ jobs:
           - os: ubuntu-latest
             rust: stable
             target: x86_64-unknown-linux-gnu
+            run_tests: true
           - os: ubuntu-24.04-arm
             rust: stable
             target: aarch64-unknown-linux-gnu
+            run_tests: true
           - os: ubuntu-24.04-riscv
             rust: stable
             target: riscv64gc-unknown-linux-gnu
+            run_tests: false
           - os: macOS-latest
             rust: stable
             target: x86_64-apple-darwin
+            run_tests: true
           - os: windows-latest
             rust: stable
             target: x86_64-pc-windows-msvc
+            run_tests: true
 
     runs-on: ${{ matrix.os }}
     steps:
@@ -34,9 +39,14 @@ jobs:
         with:
           toolchain: ${{ matrix.rust }}
           targets: ${{ matrix.target }}
+      - name: Build
+        if: "!matrix.run_tests"
+        run: cargo build --locked --target ${{ matrix.target }}
       - name: Run tests
+        if: matrix.run_tests
         run: cargo test --locked --target ${{ matrix.target }}
       - name: Run tests feature variation
+        if: matrix.run_tests
         run: cargo test --locked --target ${{ matrix.target }} --no-default-features
 
   build-freebsd: