Allow explicit padding (#2060)

If a struct needs to be serialized in its native format (padding bytes
and all), for example writing it to a file or sending it on the network,
then explicit padding fields are necessary, as anything reading the
padding bytes of a struct may lead to Undefined Behavior.

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/headers/explicit-padding.h b/tests/headers/explicit-padding.h
new file mode 100644
index 00000000..d228961d
--- /dev/null
+++ b/tests/headers/explicit-padding.h
@@ -0,0 +1,11 @@
+// bindgen-flags: --explicit-padding
+
+typedef unsigned char uint8_t;
+typedef unsigned short uint16_t;
+typedef unsigned int uint32_t;
+
+struct pad_me {
+        uint8_t first;
+        uint32_t second;
+        uint16_t third;
+};