Dear Fortranners,
while we detect invalid uses of type(*), we may run into other issues
later when the declared variable is used, leading to an ICE due to a
NULL pointer dereference. This is demonstrated by Gerhard's testcase.
Steve and I came to rather similar fixes, see PR. Mine is attached.
Am 16.02.22 um 22:20 schrieb Harald Anlauf via Gcc-patches:
Dear Fortranners,
while we detect invalid uses of type(*), we may run into other issues
later when the declared variable is used, leading to an ICE due to a
NULL pointer dereference. This is demonstrated by Gerhard's testcase.
Steve a
Le 16/02/2022 à 22:20, Harald Anlauf via Fortran a écrit :
Dear Fortranners,
while we detect invalid uses of type(*), we may run into other issues
later when the declared variable is used, leading to an ICE due to a
NULL pointer dereference. This is demonstrated by Gerhard's testcase.
Steve an
Le 28/02/2022 à 22:32, Mikael Morin a écrit :
So please use a condition on expr->ts.type instead.
I said «instead», but «as well» is more appropriate; both expr.ts.type
and expr.ts.u.derived conditions are probably necessary.
