Hi!

On Thu, 28 Jul 2016 21:21:29 -0700, Cesar Philippidis <ce...@codesourcery.com> 
wrote:
> Thomas found a bug in the fortran routine parser where errors involving
> invalid combinations of gang, worker, vector and seq clauses were
> getting suppressed.  [...]
> This bug is also present in trunk, but [...]

Re-worked a bit, and committed to trunk in r269286 "[PR72741] For all
Fortran OpenACC 'routine' directive variants check for multiple clauses
specifying the level of parallelism", as attached.


Grüße
 Thomas


From 7378dd70e000e78ba7a266349077ab6ef36b5c62 Mon Sep 17 00:00:00 2001
From: tschwinge <tschwinge@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 28 Feb 2019 20:31:23 +0000
Subject: [PATCH 2/3] [PR72741] For all Fortran OpenACC 'routine' directive
 variants check for multiple clauses specifying the level of parallelism

	gcc/fortran/
	PR fortran/72741
	* gfortran.h (enum oacc_routine_lop): Add OACC_ROUTINE_LOP_ERROR.
	* openmp.c (gfc_oacc_routine_lop, gfc_match_oacc_routine): Use it.
	* trans-decl.c (add_attributes_to_decl): Likewise.
	gcc/testsuite/
	PR fortran/72741
	* gfortran.dg/goacc/routine-multiple-lop-clauses-1.f90: New file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@269286 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/fortran/ChangeLog                         |  5 +++
 gcc/fortran/gfortran.h                        |  3 +-
 gcc/fortran/openmp.c                          | 13 ++++++--
 gcc/fortran/trans-decl.c                      |  1 +
 gcc/testsuite/ChangeLog                       |  3 ++
 .../goacc/routine-multiple-lop-clauses-1.f90  | 32 +++++++++++++++++++
 6 files changed, 53 insertions(+), 4 deletions(-)
 create mode 100644 gcc/testsuite/gfortran.dg/goacc/routine-multiple-lop-clauses-1.f90

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 78c6324d1b83..1c8f71252980 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,6 +1,11 @@
 2019-02-28  Thomas Schwinge  <tho...@codesourcery.com>
 	    Cesar Philippidis  <ce...@codesourcery.com>
 
+	PR fortran/72741
+	* gfortran.h (enum oacc_routine_lop): Add OACC_ROUTINE_LOP_ERROR.
+	* openmp.c (gfc_oacc_routine_lop, gfc_match_oacc_routine): Use it.
+	* trans-decl.c (add_attributes_to_decl): Likewise.
+
 	PR fortran/72741
 	PR fortran/89433
 	* openmp.c (gfc_match_oacc_routine): Accept intrinsic symbols.
diff --git a/gcc/fortran/gfortran.h b/gcc/fortran/gfortran.h
index f0258b39ffd1..3e0f634c3a8e 100644
--- a/gcc/fortran/gfortran.h
+++ b/gcc/fortran/gfortran.h
@@ -323,7 +323,8 @@ enum oacc_routine_lop
   OACC_ROUTINE_LOP_GANG,
   OACC_ROUTINE_LOP_WORKER,
   OACC_ROUTINE_LOP_VECTOR,
-  OACC_ROUTINE_LOP_SEQ
+  OACC_ROUTINE_LOP_SEQ,
+  OACC_ROUTINE_LOP_ERROR
 };
 
 /* Strings for all symbol attributes.  We use these for dumping the
diff --git a/gcc/fortran/openmp.c b/gcc/fortran/openmp.c
index 6999ac34a1a9..50b91f2150ab 100644
--- a/gcc/fortran/openmp.c
+++ b/gcc/fortran/openmp.c
@@ -2265,7 +2265,7 @@ gfc_oacc_routine_lop (gfc_omp_clauses *clauses)
 	}
 
       if (n_lop_clauses > 1)
-	gfc_error ("Multiple loop axes specified for routine");
+	ret = OACC_ROUTINE_LOP_ERROR;
     }
 
   return ret;
@@ -2280,6 +2280,7 @@ gfc_match_oacc_routine (void)
   gfc_symbol *sym = NULL;
   gfc_omp_clauses *c = NULL;
   gfc_oacc_routine_name *n = NULL;
+  oacc_routine_lop lop = OACC_ROUTINE_LOP_NONE;
 
   old_loc = gfc_current_locus;
 
@@ -2352,6 +2353,13 @@ gfc_match_oacc_routine (void)
 	  != MATCH_YES))
     return MATCH_ERROR;
 
+  lop = gfc_oacc_routine_lop (c);
+  if (lop == OACC_ROUTINE_LOP_ERROR)
+    {
+      gfc_error ("Multiple loop axes specified for routine at %C");
+      goto cleanup;
+    }
+
   if (isym != NULL)
     {
       /* Diagnose any OpenACC 'routine' directive that doesn't match the
@@ -2381,8 +2389,7 @@ gfc_match_oacc_routine (void)
 				       gfc_current_ns->proc_name->name,
 				       &old_loc))
 	goto cleanup;
-      gfc_current_ns->proc_name->attr.oacc_routine_lop
-	= gfc_oacc_routine_lop (c);
+      gfc_current_ns->proc_name->attr.oacc_routine_lop = lop;
     }
   else
     /* Something has gone wrong, possibly a syntax error.  */
diff --git a/gcc/fortran/trans-decl.c b/gcc/fortran/trans-decl.c
index 20d453051a29..36b7fdd2701f 100644
--- a/gcc/fortran/trans-decl.c
+++ b/gcc/fortran/trans-decl.c
@@ -1425,6 +1425,7 @@ add_attributes_to_decl (symbol_attribute sym_attr, tree list)
 	  code = OMP_CLAUSE_SEQ;
 	  break;
 	case OACC_ROUTINE_LOP_NONE:
+	case OACC_ROUTINE_LOP_ERROR:
 	default:
 	  gcc_unreachable ();
 	}
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index c45e7b7546a9..9f4c598951c3 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,6 +1,9 @@
 2019-02-28  Thomas Schwinge  <tho...@codesourcery.com>
 	    Cesar Philippidis  <ce...@codesourcery.com>
 
+	PR fortran/72741
+	* gfortran.dg/goacc/routine-multiple-lop-clauses-1.f90: New file.
+
 	PR fortran/72741
 	PR fortran/89433
 	* gfortran.dg/goacc/routine-6.f90: Update
diff --git a/gcc/testsuite/gfortran.dg/goacc/routine-multiple-lop-clauses-1.f90 b/gcc/testsuite/gfortran.dg/goacc/routine-multiple-lop-clauses-1.f90
new file mode 100644
index 000000000000..8ca9be822ea5
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/goacc/routine-multiple-lop-clauses-1.f90
@@ -0,0 +1,32 @@
+! Check for multiple clauses specifying the level of parallelism.
+
+SUBROUTINE v_1
+  !$ACC ROUTINE VECTOR WORKER ! { dg-error "Multiple loop axes specified for routine" }
+END SUBROUTINE v_1
+
+SUBROUTINE sub_1
+  IMPLICIT NONE
+  EXTERNAL :: g_1
+  !$ACC ROUTINE (g_1) GANG WORKER ! { dg-error "Multiple loop axes specified for routine" }
+  !$ACC ROUTINE (ABORT) SEQ WORKER GANG VECTOR ! { dg-error "Multiple loop axes specified for routine" }
+  !$ACC ROUTINE WORKER SEQ ! { dg-error "Multiple loop axes specified for routine" }
+
+  CALL v_1
+  CALL g_1
+  CALL ABORT
+END SUBROUTINE sub_1
+
+MODULE m_w_1
+  IMPLICIT NONE
+  EXTERNAL :: w_1
+  !$ACC ROUTINE VECTOR GANG SEQ ! { dg-error "Multiple loop axes specified for routine" }
+  !$ACC ROUTINE (w_1) GANG WORKER SEQ ! { dg-error "Multiple loop axes specified for routine" }
+  !$ACC ROUTINE (ABORT) VECTOR GANG ! { dg-error "Multiple loop axes specified for routine" }
+
+CONTAINS
+  SUBROUTINE sub_2
+    CALL v_1
+    CALL w_1
+    CALL ABORT
+  END SUBROUTINE sub_2
+END MODULE m_w_1
-- 
2.17.1

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