compiler: Better error for missing comma in composite literal.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191795 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 5 insertions, 1 deletions

diff --git a/gcc/go/gofrontend/parse.cc b/gcc/go/gofrontend/parse.cc
index cfcc00f99ee..f6b9715d4c1 100644
--- a/gcc/go/gofrontend/parse.cc
+++ b/gcc/go/gofrontend/parse.cc
@@ -2723,7 +2723,11 @@ Parse::composite_lit(Type* type, int depth, Location location)
 	}
       else
 	{
-	  error_at(this->location(), "expected %<,%> or %<}%>");
+	  if (token->is_op(OPERATOR_SEMICOLON))
+	    error_at(this->location(),
+		     "need trailing comma before newline in composite literal");
+	  else
+	    error_at(this->location(), "expected %<,%> or %<}%>");
 
 	  this->gogo_->mark_locals_used();
 	  int depth = 0;