[gcc/devel/omp/gcc-10] Fix ICE in oacc_verify_routine_clauses

[Kwok Yeung]

https://gcc.gnu.org/g:4432a0a7c77b00faab3d1e2efb322cef181a8e8c

commit 4432a0a7c77b00faab3d1e2efb322cef181a8e8c
Author: Kwok Cheung Yeung <kcy@codesourcery.com>
Date:   Thu Feb 20 12:56:13 2020 -0800

    Fix ICE in oacc_verify_routine_clauses
    
    2020-02-20  Kwok Cheung Yeung  <kcy@codesourcery.com>
    
            gcc/
            * omp-general.c (oacc_verify_routine_clauses): Handle
            OMP_CLAUSE_NOHOST.

Diff:
---
 gcc/ChangeLog.omp | 5 +++++
 gcc/omp-general.c | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/gcc/ChangeLog.omp b/gcc/ChangeLog.omp
index ae763509dc8..fc6d1b32dba 100644
--- a/gcc/ChangeLog.omp
+++ b/gcc/ChangeLog.omp
@@ -1,3 +1,8 @@
+2020-02-20  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+	* omp-general.c (oacc_verify_routine_clauses): Handle
+	OMP_CLAUSE_NOHOST.
+
 2020-02-19  Julian Brown  <julian@codesourcery.com>
 
 	* gimplify.c (gimplify_scan_omp_clauses): Handle
diff --git a/gcc/omp-general.c b/gcc/omp-general.c
index 49023f42c47..ea6567eb6fa 100644
--- a/gcc/omp-general.c
+++ b/gcc/omp-general.c
@@ -1759,6 +1759,8 @@ oacc_verify_routine_clauses (tree fndecl, tree *clauses, location_t loc,
 	    c = c_p;
 	  }
 	break;
+      case OMP_CLAUSE_NOHOST:
+	break;
       default:
 	gcc_unreachable ();
       }