Open
Description
I am using this script (https://gist.github.com/fitzgen/187381e358f60efa8194d0b276b4d11a) for testing.
The hashtag for my bindgen version is e841f6f.
$ ./b.sh bindgen abc.h
clang-4.0: warning: treating 'c-header' input as 'c++-header' when in C++ mode, this behavior is deprecated [-Wdeprecated]
abc.h:6:19: warning: unknown attribute 'size' ignored [-Wunknown-attributes]
} __attribute__ ((size, packed));
^
1 warning generated.
abc.h:6:19: warning: unknown attribute 'size' ignored [-Wunknown-attributes], err: false
running 1 test
test bindgen_test_layout_header ... FAILED
failures:
---- bindgen_test_layout_header stdout ----
thread 'bindgen_test_layout_header' panicked at 'assertion failed: `(left == right)`
left: `5`,
right: `8`: Size of: header', /tmp/bindings-hJzMPE.rs:46:4
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
stack backtrace:
0: std::sys::imp::backtrace::tracing::imp::unwind_backtrace
at /checkout/src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
1: std::sys_common::backtrace::_print
at /checkout/src/libstd/sys_common/backtrace.rs:71
2: std::panicking::default_hook::{{closure}}
at /checkout/src/libstd/sys_common/backtrace.rs:60
at /checkout/src/libstd/panicking.rs:380
3: std::panicking::default_hook
at /checkout/src/libstd/panicking.rs:390
4: std::panicking::rust_panic_with_hook
at /checkout/src/libstd/panicking.rs:611
5: std::panicking::begin_panic_new
at /checkout/src/libstd/panicking.rs:553
6: std::panicking::begin_panic_fmt
at /checkout/src/libstd/panicking.rs:521
7: bindings_hJzMPE::bindgen_test_layout_header
8: <F as test::FnBox<T>>::call_box
at /checkout/src/libtest/lib.rs:1477
at /checkout/src/libcore/ops/function.rs:143
at /checkout/src/libtest/lib.rs:138
9: __rust_maybe_catch_panic
at /checkout/src/libpanic_unwind/lib.rs:98
failures:
bindgen_test_layout_header
test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
Interesting: bindgen emitted type definitions that are failing their
layout unit tests!
$ cat abc.h
struct header
{
char proto;
unsigned int size __attribute__ ((packed));
unsigned char data[] __attribute__ ((aligned (8)));
} __attribute__ ((size, packed));