gccrs: Use attribute value variable instead of raw text

gcc/rust/ChangeLog:

	* util/rust-attributes.cc (AttributeChecker::visit): Use const
	variable.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

diff --git a/gcc/rust/util/rust-attributes.cc b/gcc/rust/util/rust-attributes.cc
index 1ab6564dcac17762c893aace9141f863dbd1256d..b613f95aea09690a0577cd93103a4cf14303bfab 100644 (file)
--- a/gcc/rust/util/rust-attributes.cc
+++ b/gcc/rust/util/rust-attributes.cc
@@ -894,7 +894,7 @@ AttributeChecker::visit (AST::Function &fun)
                "to %<unsafe%> functions");
            }
        }
-      else if (result.name == "no_mangle")
+      else if (result.name == Attrs::NO_MANGLE)
        {
          if (attribute.has_attr_input ())
            {