Initial project import

tools/v/.github/workflows/run_sanitizers.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+export PS4='\033[0;33m+ >>>>> (${BASH_SOURCE}:${LINENO}): ${FUNCNAME[0]:+${FUNCNAME[0]}(): }\033[0m'
+
+set -xe
+
+echo "    Setup environment ..."
+export DEBUG_OPTS=${DEBUG_OPTS:-"-keepc -cg -cflags -fno-omit-frame-pointer"}
+export VFLAGS=${VFLAGS:-"-cc clang"}
+v version
+v -show-c-output -cflags --version -e ';' || true
+
+echo "    Compile and run sanitizers ..."
+
+v ${VFLAGS} ${DEBUG_OPTS} -o v2 cmd/v -cflags -fsanitize=memory
+UBSAN_OPTIONS="print_stacktrace=1:halt_on_error=1" ./v2 -o v.c cmd/v
+
+v ${VFLAGS} ${DEBUG_OPTS} -o v3 cmd/v -cflags -fsanitize=thread
+TSAN_OPTIONS="suppressions=.github/workflows/run_sanitizers_thread.suppressions" UBSAN_OPTIONS="print_stacktrace=1:halt_on_error=1" ./v3 -o v.c cmd/v
+
+v ${VFLAGS} ${DEBUG_OPTS} -o v4 cmd/v -cflags -fsanitize=undefined
+UBSAN_OPTIONS="suppressions=.github/workflows/run_sanitizers_undefined.suppressions:print_stacktrace=1:halt_on_error=1" ./v4 -o v.c cmd/v
+
+v ${VFLAGS} ${DEBUG_OPTS} -o v5 cmd/v -cflags -fsanitize=address,pointer-compare,pointer-subtract
+ASAN_OPTIONS="detect_leaks=0" UBSAN_OPTIONS="print_stacktrace=1:halt_on_error=1" ./v5 -o v.c cmd/v