conf.env.Append(CORECFLAGS = extra)
# Check if we can use undefined behaviour sanitizer (only with clang)
- extra = '-fsanitize=undefined '
+ # TODO: Fuzz test triggers the bool sanitizer, figure out whether to
+ # modify the fuzz test or to keep ignoring the check.
+ extra = '-fsanitize=undefined -fno-sanitize-recover=undefined -fsanitize-recover=bool '
if 'clang' in env['CC']:
if conf.CheckCCFLAGS(extra, linkflags = extra):
conf.env.Append(CORECFLAGS = extra)
--- /dev/null
+# Regression test for Issue 227:Using proto3 type fields can cause unaligned access
+# NOTE: This test will only detect problems when run with clang sanitizer (which
+# is done regularly by a jenkins run).
+
+Import('env')
+
+env.NanopbProto('unaligned_uint64')
+
+p = env.Program(["unaligned_uint64.c",
+ "unaligned_uint64.pb.c",
+ "$COMMON/pb_encode.o",
+ "$COMMON/pb_common.o"])
+env.RunTest(p)
+
--- /dev/null
+#include "unaligned_uint64.pb.h"
+#include <pb_encode.h>
+
+int main()
+{
+ uint8_t buf[128];
+ pb_ostream_t stream = pb_ostream_from_buffer(buf, sizeof(buf));
+ MainMessage msg = MainMessage_init_zero;
+ msg.bar[0] = 'A';
+ pb_encode(&stream, MainMessage_fields, &msg);
+
+ return 0;
+}
+
--- /dev/null
+syntax = "proto3";
+import 'nanopb.proto';
+
+message MainMessage {
+ string foo = 1 [(nanopb).max_size = 3];
+ string bar = 2 [(nanopb).max_size = 8];
+}
+