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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/111529] [11/12/13/14 Regression] ICE on bool conversion in
 an unrolled loop condition inside template lambda nested in another template
 scope
Date: Thu, 21 Sep 2023 22:00:15 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: c++
X-Bugzilla-Version: 13.2.0
X-Bugzilla-Keywords: c++-lambda, ice-on-valid-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: pinskia at gcc dot gnu.org
X-Bugzilla-Status: NEW
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X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: 11.5
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D111529

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
      Known to fail|                            |11.1.0
      Known to work|                            |10.1.0
   Last reconfirmed|                            |2023-09-21
     Ever confirmed|0                           |1
   Target Milestone|---                         |11.5
            Summary|ICE on bool conversion in   |[11/12/13/14 Regression]
                   |an unrolled loop condition  |ICE on bool conversion in
                   |inside template lambda      |an unrolled loop condition
                   |nested in another template  |inside template lambda
                   |scope                       |nested in another template
                   |                            |scope

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Slightly more reduced:
```
template <int>
void f() {
  []<int>() {
    #pragma GCC unroll 9
    for (int i =3D 1; i; --i) {
    }
  };
}

int main() {
  f<0>();
}
```=