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* [gcc/devel/autopar_devel] Fortran : ICE in gfc_find_array_ref(): No ref found PR95981
@ 2020-08-22 23:36 Giuliano Belinassi
0 siblings, 0 replies; only message in thread
From: Giuliano Belinassi @ 2020-08-22 23:36 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:7400b59c38a0394223e216d7dc236335d0c2d0c7
commit 7400b59c38a0394223e216d7dc236335d0c2d0c7
Author: Mark Eggleston <markeggleston@gcc.gnu.org>
Date: Tue Jun 30 10:15:05 2020 +0100
Fortran : ICE in gfc_find_array_ref(): No ref found PR95981
When looking for an array reference allow NULL references. If
no array reference is found dim_rank_check should return false.
2020-07-13 Steven G. Kargl <kargl@gcc.gnu.org>
gcc/fortran/
PR fortran/95981
* check.c (dim_rank_check): Allow NULL references in call to
gfc_find_array_ref and return false if no reference is found.
2020-07-13 Mark Eggleston <markeggleston@gcc.gnu.org>
gcc/testsuite/
PR fortran/95981
* gfortran.dg/pr95981.f90: New test.
Diff:
---
gcc/fortran/check.c | 4 +++-
gcc/testsuite/gfortran.dg/pr95981.f90 | 9 +++++++++
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/gcc/fortran/check.c b/gcc/fortran/check.c
index 8ecf4ff4f50..89cc158fab1 100644
--- a/gcc/fortran/check.c
+++ b/gcc/fortran/check.c
@@ -1142,7 +1142,9 @@ dim_rank_check (gfc_expr *dim, gfc_expr *array, int allow_assumed)
if (array->expr_type == EXPR_VARIABLE)
{
- ar = gfc_find_array_ref (array);
+ ar = gfc_find_array_ref (array, true);
+ if (!ar)
+ return false;
if (ar->as->type == AS_ASSUMED_SIZE
&& !allow_assumed
&& ar->type != AR_ELEMENT
diff --git a/gcc/testsuite/gfortran.dg/pr95981.f90 b/gcc/testsuite/gfortran.dg/pr95981.f90
new file mode 100644
index 00000000000..7da6e9bd3dd
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr95981.f90
@@ -0,0 +1,9 @@
+! { dg-do compile }
+
+program p
+ type t
+ end type
+ class(t) :: x(:) ! { dg-error "must be dummy, allocatable or pointer" }
+ type(t) :: y(size(x,1)) ! { dg-error "must be constant of INTEGER type" }
+end
+
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2020-08-22 23:36 [gcc/devel/autopar_devel] Fortran : ICE in gfc_find_array_ref(): No ref found PR95981 Giuliano Belinassi
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