[Bug ld/34996] ld accepts a COM (common) symbol whose st_value (used as alignment) has its high bits set. bfd_log2() converts it to 64. Later, bfd_generic_define_common_symbol evaluates 1 << 64, which is undefined behavior. UBSan reports shift exponent 64 is too large,

[emily.west286 at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=34996

Emily West <emily.west286 at gmail dot com> changed:

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--- Comment #1 from Emily West <emily.west286 at gmail dot com> ---
Created attachment 17269
  --> https://sourceware.org/bugzilla/attachment.cgi?id=17269&action=edit
Dockerfile for reproduction environment

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