[llvm-bugs] [Bug 50602] New: __builtin_dump_struct crashed on 2+ bitfields with total size over 16 bits

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=50602

            Bug ID: 50602
           Summary: __builtin_dump_struct crashed on 2+ bitfields with
                    total size over 16 bits
           Product: clang
           Version: 12.0
          Hardware: Macintosh
                OS: MacOS X
            Status: NEW
          Severity: normal
          Priority: P
         Component: C
          Assignee: unassignedclangbugs at nondot.org
          Reporter: hnarkaytis at gmail.com
                CC: blitzrakete at gmail.com, dgregor at apple.com,
                    erik.pilkington at gmail.com, llvm-bugs at lists.llvm.org,
                    richard-llvm at metafoo.co.uk

Created attachment 24913
  --> https://bugs.llvm.org/attachment.cgi?id=24913&action=edit
crash dump

Subj. Repro:

int printf (const char * fmt, ...);

int main ()
{
  struct { int x:16; int y:1; } x = { 0, 0 };
  __builtin_dump_struct (&x, &printf);
  return (0);
}

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