re PR fortran/87993 (ICE in gfc_constructor_first, at fortran/constructor.c:234)

2019-08-13  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/87993
	* expr.c (gfc_simplify_expr): Simplifcation of an array with a kind
	type inquiry suffix yields a constant expression.

2019-08-13  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/87993
	* gfortran.dg/pr87993.f90: New test.

From-SVN: r274388

gcc/fortran/ChangeLog

+2019-08-13  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/87993
+	* expr.c (gfc_simplify_expr): Simplifcation of an array with a kind
+	type inquiry suffix yields a constant expression.
+
 2019-08-13  Janne Blomqvist  <jb@gcc.gnu.org>
 
         PR fortran/91414

gcc/fortran/expr.c

@@ -2227,6 +2227,11 @@ gfc_simplify_expr (gfc_expr *p, int type)
       if (!simplify_ref_chain (p->ref, type, &p))
 	return false;
 
+      /* If the following conditions hold, we found something like kind type
+	 inquiry of the form a(2)%kind while simplify the ref chain.  */
+      if (p->expr_type == EXPR_CONSTANT && !p->ref && !p->rank && !p->shape)
+	return true;
+
       if (!simplify_constructor (p->value.constructor, type))
 	return false;
 

gcc/testsuite/ChangeLog

+2019-08-13  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/87993
+	* gfortran.dg/pr87993.f90: New test.
+
 2019-08-13  Martin Sebor  <msebor@redhat.com>
 
 	PR c/80619

gcc/testsuite/gfortran.dg/pr87993.f90

+! { dg-do run }
+! Code contributed by Gerhard Steinmetz <gscfq at t-online dot de>
+program p
+   integer, parameter :: a(2) = 1
+   integer, parameter :: b = a%kind
+   if (any(a /= 1)) stop 1
+   if (b /= kind(a)) stop 2
+end