Fortran : ICE in gfc_validate_kind PR96099

Only check for kind if the type supports kind.

2020-10-12  Mark Eggleston  <markeggleston@gcc.gnu.org>

gcc/fortran/ChangeLog:

	PR fortran/96099
	* decl.c (gfc_match_implicit): Check for numeric and logical
	types.

2020-10-12  Mark Eggleston  <markeggleston@gcc.gnu.org>

gcc/testsuite/ChangeLog:

	PR fortran/96099
	* gfortran.dg/pr96099_1.f90: New test.
	* gfortran.dg/pr96099_2.f90: New test.

diff --git a/gcc/fortran/decl.c b/gcc/fortran/decl.c
index 326e6f5db7aeed29ab44a80de61a5f4ce466ac27..bddf69cce19830dff781a225579638b633e09153 100644 (file)
--- a/gcc/fortran/decl.c
+++ b/gcc/fortran/decl.c
@@ -4835,7 +4835,7 @@ gfc_match_implicit (void)
       /* Last chance -- check <TYPE> <SELECTOR> (<RANGE>).  */
       if (ts.type == BT_CHARACTER)
        m = gfc_match_char_spec (&ts);
-      else if (ts.type != BT_DERIVED)
+      else if (gfc_numeric_ts(&ts) || ts.type == BT_LOGICAL)
        {
          m = gfc_match_kind_spec (&ts, false);
          if (m == MATCH_NO)

diff --git a/gcc/testsuite/gfortran.dg/pr96099_1.f90 b/gcc/testsuite/gfortran.dg/pr96099_1.f90
new file mode 100644 (file)
index 0000000..9754bd3
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr96099_1.f90
@@ -0,0 +1,8 @@
+! { dg-do compile }
+
+program pr96099_1
+   implicit class(t) (1) ! { dg-error "Syntax error in IMPLICIT" }
+   type t
+   end type
+end
+

diff --git a/gcc/testsuite/gfortran.dg/pr96099_2.f90 b/gcc/testsuite/gfortran.dg/pr96099_2.f90
new file mode 100644 (file)
index 0000000..3136d2e
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr96099_2.f90
@@ -0,0 +1,9 @@
+! { dg-do compile }
+
+program pr96099_2
+   integer n1
+   parameter (n1 = 1)
+   implicit class(t) (n1) ! { dg-error "Syntax error in IMPLICIT" }
+   type t
+   end type
+end