From 268264fe64d04b82434c8efb2e9e94e8712719d4 Mon Sep 17 00:00:00 2001
From: Jeff Epler <jepler@gmail.com>
Date: Sun, 15 Jun 2025 16:35:13 +0200
Subject: [PATCH] tools/ci.sh: Add functions for sanitizer builds.

Includes both undefined and address sanitizer configurations.

Signed-off-by: Jeff Epler <jepler@gmail.com>
---
 tools/ci.sh | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/tools/ci.sh b/tools/ci.sh
index a5cd326c1c..b0e59509ad 100755
--- a/tools/ci.sh
+++ b/tools/ci.sh
@@ -512,6 +512,18 @@ CI_UNIX_OPTS_QEMU_RISCV64=(
     MICROPY_STANDALONE=1
 )
 
+CI_UNIX_OPTS_SANITIZE_ADDRESS=(
+    VARIANT=coverage
+    CFLAGS_EXTRA="-fsanitize=address"
+    LDFLAGS_EXTRA="-fsanitize=address"
+)
+
+CI_UNIX_OPTS_SANITIZE_UNDEFINED=(
+    VARIANT=coverage
+    CFLAGS_EXTRA="-fsanitize=undefined -fno-sanitize=nonnull-attribute"
+    LDFLAGS_EXTRA="-fsanitize=undefined -fno-sanitize=nonnull-attribute"
+)
+
 function ci_unix_build_helper {
     make ${MAKEOPTS} -C mpy-cross
     make ${MAKEOPTS} -C ports/unix "$@" submodules
@@ -742,6 +754,28 @@ function ci_unix_settrace_stackless_run_tests {
     ci_unix_run_tests_full_helper standard "${CI_UNIX_OPTS_SYS_SETTRACE_STACKLESS[@]}"
 }
 
+function ci_unix_sanitize_undefined_build {
+    make ${MAKEOPTS} -C mpy-cross
+    make ${MAKEOPTS} -C ports/unix submodules
+    make ${MAKEOPTS} -C ports/unix "${CI_UNIX_OPTS_SANITIZE_UNDEFINED[@]}"
+    ci_unix_build_ffi_lib_helper gcc
+}
+
+function ci_unix_sanitize_undefined_run_tests {
+    ci_unix_run_tests_full_helper coverage "${CI_UNIX_OPTS_SANITIZE_UNDEFINED[@]}"
+}
+
+function ci_unix_sanitize_address_build {
+    make ${MAKEOPTS} -C mpy-cross
+    make ${MAKEOPTS} -C ports/unix submodules
+    make ${MAKEOPTS} -C ports/unix "${CI_UNIX_OPTS_SANITIZE_ADDRESS[@]}"
+    ci_unix_build_ffi_lib_helper gcc
+}
+
+function ci_unix_sanitize_address_run_tests {
+    ci_unix_run_tests_full_helper coverage "${CI_UNIX_OPTS_SANITIZE_ADDRESS[@]}"
+}
+
 function ci_unix_macos_build {
     make ${MAKEOPTS} -C mpy-cross
     make ${MAKEOPTS} -C ports/unix submodules