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[Bug binutils/26457] UBSAN error: bfd/som.c:1794:5:


From: cvs-commit at gcc dot gnu.org
Subject: [Bug binutils/26457] UBSAN error: bfd/som.c:1794:5:
Date: Mon, 31 Aug 2020 10:59:22 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=26457

--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
The master branch has been updated by Alan Modra <amodra@sourceware.org>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=a148a448ec071faaf0af4d5eaad6178eded35477

commit a148a448ec071faaf0af4d5eaad6178eded35477
Author: Alan Modra <amodra@gmail.com>
Date:   Mon Aug 31 10:03:59 2020 +0930

    PR26457 UBSAN: som.c:1794 left shift cannot be represented

            PR 26457
            * som/aout.h (SOM_SUBSPACE_ACCESS_CONTROL_BITS_MASK): Make
unsigned.
            (SOM_SUBSPACE_MEMORY_RESIDENT, SOM_SUBSPACE_DUP_COMMON)
            (SOM_SUBSPACE_IS_COMMON, SOM_SUBSPACE_IS_LOADABLE)
            (SOM_SUBSPACE_QUADRANT_MASK, SOM_SUBSPACE_INITIALLY_FROZEN)
            (SOM_SUBSPACE_IS_FIRST, SOM_SUBSPACE_CODE_ONLY)
            (SOM_SUBSPACE_SORT_KEY_MASK, SOM_SUBSPACE_REPLICATE_INIT)
            (SOM_SUBSPACE_CONTINUATION, SOM_SUBSPACE_IS_TSPECIFIC)
            (SOM_SUBSPACE_IS_COMDAT): Likewise.

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