[Bug tree-optimization/127154] [17 Regression] valgrind "Conditional jump or move depends on uninitialised value(s)" in eq_p<generic_wide_int<wide_int_storage>, int> (wide-int.h:2254)

cvs-commit at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Tue Sep 1 12:55:44 GMT 2026


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127154

--- Comment #5 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Andrew Macleod <amacleod@gcc.gnu.org>:

https://gcc.gnu.org/g:a2f39ed4bdbdb8b26b3bd3de6a8007903d03159d

commit r17-3814-ga2f39ed4bdbdb8b26b3bd3de6a8007903d03159d
Author: Andrew MacLeod <amacleod@redhat.com>
Date:   Mon Aug 31 10:00:27 2026 -0400

    Dont access unused fields in set_prange.

            PR tree-optimization/127154
            * value-range-storage.cc (prange_storage::set_prange) Access
            bitmask and points to fields only for kinds those that use them


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