From c708217135607d42ff3926164f0472ef6aa66719 Mon Sep 17 00:00:00 2001 From: "Steven G. Kargl" Date: Mon, 24 Oct 2016 19:21:42 +0000 Subject: [PATCH] re PR fortran/71895 (ICE in gfc_compare_derived_types, at fortran/interface.c:520) 2016-10-24 Steven G. Kargl PR fortran/71895 * interface.c (gfc_compare_derived_types): Convert gcc_assert() to a gfc_internal_error() to prevent an ICE. 2016-10-24 Steven G. Kargl PR fortran/71895 * gfortran.dg/pr71895.f90: New test. From-SVN: r241493 --- gcc/fortran/ChangeLog | 6 ++++++ gcc/fortran/interface.c | 3 ++- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gfortran.dg/pr71895.f90 | 10 ++++++++++ 4 files changed, 23 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gfortran.dg/pr71895.f90 diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 5c47028555b..37578811fc7 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,9 @@ +2016-10-24 Steven G. Kargl + + PR fortran/71895 + * interface.c (gfc_compare_derived_types): Convert gcc_assert() + to a gfc_internal_error() to prevent an ICE. + 2016-10-24 Jakub Jelinek * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use VAR_P (x) diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c index dc81ab5991c..b851d5a425b 100644 --- a/gcc/fortran/interface.c +++ b/gcc/fortran/interface.c @@ -615,7 +615,8 @@ gfc_compare_derived_types (gfc_symbol *derived1, gfc_symbol *derived2) if (derived1 == derived2) return 1; - gcc_assert (derived1 && derived2); + if (!derived1 || !derived2) + gfc_internal_error ("gfc_compare_derived_types: invalid derived type"); /* Compare UNION types specially. */ if (derived1->attr.flavor == FL_UNION || derived2->attr.flavor == FL_UNION) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index dc5f13ee391..0cc1027b3bb 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-10-24 Steven G. Kargl + + PR fortran/71895 + * gfortran.dg/pr71895.f90: New test. + 2016-10-24 Jakub Jelinek * g++.dg/debug/dwarf2/ref-2.C: New test. diff --git a/gcc/testsuite/gfortran.dg/pr71895.f90 b/gcc/testsuite/gfortran.dg/pr71895.f90 new file mode 100644 index 00000000000..e5d40026d03 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr71895.f90 @@ -0,0 +1,10 @@ +! { dg-do compile } +program p + type t + integer :: n + end type + type(t) :: x + class(t) :: y ! { dg-error "must be dummy, allocatable or pointer" } + print *, extends_type_of(x, y) + print *, extends_type_of(y, x) +end -- 2.30.2