[Bug tree-optimization/108582] [12/13 Regression] ICE on valid code at -Os and above with "-fno-tree-ccp -fno-tree-dce": tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.cc:87
pinskia at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Sat Jan 28 18:50:47 GMT 2023
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108582
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |wrong-code
Target Milestone|13.0 |12.3
Summary|[13 Regression] ICE on |[12/13 Regression] ICE on
|valid code at -Os and above |valid code at -Os and above
|with "-fno-tree-ccp |with "-fno-tree-ccp
|-fno-tree-dce": tree check: |-fno-tree-dce": tree check:
|expected class ‘type’, have |expected class ‘type’, have
|‘exceptional’ (error_mark) |‘exceptional’ (error_mark)
|in |in
|useless_type_conversion_p, |useless_type_conversion_p,
|at gimple-expr.cc:87 |at gimple-expr.cc:87
--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note this is a latent bug since it was introduced by r12-1309-gc4574d23cb0734 .
I don't know what changed that cause the IR to be different on the trunk but I
just know it is a latent bug.
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