https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103899
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever confirmed|0 |1
Last reconfirmed| |2022-01-05
CC| |aldyh at gcc dot gnu.org
--- Comment #5 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #4)
> Reduced testcase:
> int h;
> int l ();
> int *k ();
> void nn ();
> void expand_expr_real_1 (int *exp)
> {
> int m;
> int *context;
> m = 2;
> if (h || !exp)
> m = l ();
> if (exp)
> context = k ();
> if (exp && context && context[0] == 0)
> if (m == 0)
> nn ();
> }
> ----- CUT ----
> Compile with "-O2 -W -Wall -Werror", there is no warning but once you add
> -fprofile-generate there is an uninitialized warning for context.
> There is a missing jump threading on the trunk which is causing the warning
> to show up.
Started with r12-4790-g4b3a325f07acebf4, may I remove needs-bisection Keyword?
