From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Fri, 14 Dec 2012 15:02:02 +0000 (+0000)
Subject: compiler: Better error message for invalid shift operations.
X-Git-Tag: releases/gcc-4.8.0~1375
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d720b70f1ae1e6756cf17e7f042a2d3fa7eed977;p=thirdparty%2Fgcc.git

compiler: Better error message for invalid shift operations.

From-SVN: r194501
---

diff --git a/gcc/go/gofrontend/expressions.cc b/gcc/go/gofrontend/expressions.cc
index 9da9414c3a69..f10627295b84 100644
--- a/gcc/go/gofrontend/expressions.cc
+++ b/gcc/go/gofrontend/expressions.cc
@@ -5463,13 +5463,10 @@ Binary_expression::do_determine_type(const Type_context* context)
       // Give a useful error if that happened.
       if (tleft->is_abstract()
 	  && subcontext.type != NULL
-	  && (this->left_->type()->integer_type() == NULL
-	      || (subcontext.type->integer_type() == NULL
-		  && subcontext.type->float_type() == NULL
-		  && subcontext.type->complex_type() == NULL
-		  && subcontext.type->interface_type() == NULL)))
+	  && !subcontext.may_be_abstract
+	  && subcontext.type->integer_type() == NULL)
 	this->report_error(("invalid context-determined non-integer type "
-			    "for shift operand"));
+			    "for left operand of shift"));
 
       // The context for the right hand operand is the same as for the
       // left hand operand, except for a shift operator.