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* [gcc r13-4269] Fortran: error recovery on associate with bad selector [PR107577]
@ 2022-11-23 18:29 Harald Anlauf
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From: Harald Anlauf @ 2022-11-23 18:29 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:2eaa0cc45e8eae0fc4a440d28c602964bcb1014d
commit r13-4269-g2eaa0cc45e8eae0fc4a440d28c602964bcb1014d
Author: Steve Kargl <kargl@gcc.gnu.org>
Date: Tue Nov 22 22:31:51 2022 +0100
Fortran: error recovery on associate with bad selector [PR107577]
gcc/fortran/ChangeLog:
PR fortran/107577
* resolve.cc (find_array_spec): Choose appropriate locus either of
bad array reference or of non-array entity in error message.
gcc/testsuite/ChangeLog:
PR fortran/107577
* gfortran.dg/pr107577.f90: New test.
Diff:
---
gcc/fortran/resolve.cc | 3 ++-
gcc/testsuite/gfortran.dg/pr107577.f90 | 13 +++++++++++++
2 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/gcc/fortran/resolve.cc b/gcc/fortran/resolve.cc
index 24e5aa03556..3396c6ce4a7 100644
--- a/gcc/fortran/resolve.cc
+++ b/gcc/fortran/resolve.cc
@@ -5005,8 +5005,9 @@ find_array_spec (gfc_expr *e)
case REF_ARRAY:
if (as == NULL)
{
+ locus loc = ref->u.ar.where.lb ? ref->u.ar.where : e->where;
gfc_error ("Invalid array reference of a non-array entity at %L",
- &ref->u.ar.where);
+ &loc);
return false;
}
diff --git a/gcc/testsuite/gfortran.dg/pr107577.f90 b/gcc/testsuite/gfortran.dg/pr107577.f90
new file mode 100644
index 00000000000..94e6620a0ee
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr107577.f90
@@ -0,0 +1,13 @@
+! { dg-do compile }
+! PR fortran/107577 - ICE in find_array_spec
+! Contributed by G.Steinmetz
+
+program p
+ implicit none
+ associate (y => f(4)) ! { dg-error "has no IMPLICIT type" }
+ if (lbound (y, 1) /= 1) stop 1 ! { dg-error "Invalid array reference" }
+ if (y(1) /= 1) stop 2 ! { dg-error "Invalid array reference" }
+ end associate
+end
+
+! { dg-error "has no type" " " { target *-*-* } 7 }
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