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From: "burnus at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c/97880] [8/9/10/11 Regression] ICE in
 emit_library_call_value_1, at calls.c:5298
Date: Wed, 18 Nov 2020 17:08:47 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97880

Tobias Burnus <burnus at gcc dot gnu.org> changed:

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

--- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> ---
With trunk, I get for=20
  for (int i =3D 0; i < 8; i++)
    for (long j =3D 0; j < 8; j++);

foocc.c: In function =E2=80=98f._omp_fn.0=E2=80=99:
foocc.c:6:1: error: type mismatch in binary expression
    6 | }
      | ^
signed long

long int

int

D.2125 =3D .tile.5 * .tile.7;
during IPA pass: *free_lang_data


Draft patch:

--- a/gcc/omp-expand.c
+++ b/gcc/omp-expand.c
@@ -7561 +7561,2 @@ expand_oacc_for (struct omp_region *region, struct
omp_for_data *fd)
-       expr =3D fold_build2 (MULT_EXPR, diff_type, counts[ix].tile, expr);
+       expr =3D fold_build2 (MULT_EXPR, diff_type,
+                           fold_convert (diff_type, counts[ix].tile), expr=
);=