From: grahambenharper <grahambenharper@gmail.com>
Date: Tue, 11 Feb 2020 18:53:15 +0000 (-0700)
Subject: Remove some unused variable warnings
X-Git-Tag: v9.2.0-rc1~533^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8e010f4578f5422090cb0b0b720e537d402239a9;p=dealii.git

Remove some unused variable warnings
---

diff --git a/include/deal.II/base/vectorization.h b/include/deal.II/base/vectorization.h
index 2b21d6f797..24739e5a37 100644
--- a/include/deal.II/base/vectorization.h
+++ b/include/deal.II/base/vectorization.h
@@ -3324,6 +3324,11 @@ public:
   operator=(const double x)
   {
     data = vec_splats(x);
+
+    // Some compilers believe that vec_splats sets 'x', but that's not true.
+    // They then warn about setting a variable and not using it. Suppress the
+    // warning by "using" the variable:
+    (void)x;
     return *this;
   }
 
@@ -3558,6 +3563,11 @@ public:
   operator=(const float x)
   {
     data = vec_splats(x);
+
+    // Some compilers believe that vec_splats sets 'x', but that's not true.
+    // They then warn about setting a variable and not using it. Suppress the
+    // warning by "using" the variable:
+    (void)x;
     return *this;
   }