https://bugs.llvm.org/show_bug.cgi?id=34299
Bug ID: 34299
Summary: `__attribute__((__aligned__))` is incorrect for ARM
Product: clang
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: LLVM Codegen
Assignee: unassignedclangb...@nondot.org
Reporter: compn...@compnerd.org
CC: llvm-bugs@lists.llvm.org
```
struct s {} __attribute__((__aligned__));
_Static_assert(_Alignof(struct s) == 8, "mis-aligned");
```
With GCC:
$ armv7-unknown-linux-gnueabi-cc -c /tmp/align.c -o /dev/null
With clang:
$ clang -target armv7-unknown-linux-gnueabi -c /tmp/align.c -o /dev/null
/tmp/align.c:3:1: error: static_assert failed "mis-aligned"
_Static_assert(_Alignof(struct s) == 8, "mis-aligned");
^ ~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
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