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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/109695] [14 Regression] crash in
 gimple_ranger::range_of_expr
Date: Wed, 03 May 2023 10:54:53 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109695

Martin Li=C5=A1ka <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |marxin at gcc dot gnu.org

--- Comment #9 from Martin Li=C5=A1ka <marxin at gcc dot gnu.org> ---
I've got a pretty nice reduced test-case:

$ cat pr109695.C
struct basic_string {
  basic_string(char *);
  ~basic_string();
};
struct {
  basic_string short_opt;
  basic_string long_opt;
  basic_string parameter;
  basic_string description;
} flatc_options[]{
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",=
 "",
    "", "", "", "", "", "", "", ""};

$ g++ pr109695.C -c -Wno-write-strings
g++: internal compiler error: Segmentation fault signal terminated program
cc1plus
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
See <https://gcc.gnu.org/bugs/> for instructions.

$ g++-13 pr109695.C -c -Wno-write-strings=