diff --git a/doc/articles/wiki/index.html b/doc/articles/wiki/index.html
index b7ab2cc622f..f8144bbac33 100644
--- a/doc/articles/wiki/index.html
+++ b/doc/articles/wiki/index.html
@@ -581,7 +581,7 @@ this, we can write a function to validate the title with a regular expression.
 
 <p>
 First, add <code>"regexp"</code> to the <code>import</code> list.
-Then we can create a global variable to store our validation 
+Then we can create a global variable to store our validation
 expression:
 </p>
 
diff --git a/doc/gccgo_contribute.html b/doc/gccgo_contribute.html
index 6374cd0cbe7..395902d7cb6 100644
--- a/doc/gccgo_contribute.html
+++ b/doc/gccgo_contribute.html
@@ -105,7 +105,7 @@ or <code>gcc/testsuite/go.dg</code> directories in the GCC repository.
 <p>
 Changes to the Go frontend should follow the same process as for the
 main Go repository, only for the <code>gofrontend</code> project and
-the <code>gofrontend-dev@googlegroups.com</code> mailing list 
+the <code>gofrontend-dev@googlegroups.com</code> mailing list
 rather than the <code>go</code> project and the
 <code>golang-dev@googlegroups.com</code> mailing list.  Those changes
 will then be merged into the GCC sources.
diff --git a/doc/gccgo_install.html b/doc/gccgo_install.html
index 5b026ba57e3..08415a871bf 100644
--- a/doc/gccgo_install.html
+++ b/doc/gccgo_install.html
@@ -80,7 +80,7 @@ release.
 
 <p>
 If you cannot use a release, or prefer to build gccgo for
-yourself, 
+yourself,
 the gccgo source code is accessible via Subversion. The
 GCC web site
 has <a href="https://gcc.gnu.org/svn.html">instructions for getting the
diff --git a/doc/go_faq.html b/doc/go_faq.html
index dd3ba84cac6..e40dde77e8b 100644
--- a/doc/go_faq.html
+++ b/doc/go_faq.html
@@ -39,7 +39,7 @@ garbage collection, or at least some sort of safe automatic memory management wa
 
 <p>
 These considerations led to
-<a href="https://commandcenter.blogspot.com/2017/09/go-ten-years-and-climbing.html">a 
+<a href="https://commandcenter.blogspot.com/2017/09/go-ten-years-and-climbing.html">a
 series of discussions</a> from which Go arose, first as a set of ideas and
 desiderata, then as a language.
 An overarching goal was that Go do more to help the working programmer
@@ -1282,7 +1282,7 @@ Why does "go get" use HTTPS when cloning a repository?</h3>
 
 <p>
 Companies often permit outgoing traffic only on the standard TCP ports 80 (HTTP)
-and 443 (HTTPS), blocking outgoing traffic on other ports, including TCP port 9418 
+and 443 (HTTPS), blocking outgoing traffic on other ports, including TCP port 9418
 (git) and TCP port 22 (SSH).
 When using HTTPS instead of HTTP, <code>git</code> enforces certificate validation by
 default, providing protection against man-in-the-middle, eavesdropping and tampering attacks.
diff --git a/misc/trace/trace_viewer_full.html b/misc/trace/trace_viewer_full.html
index ba9dcc66529..29360698bac 100644
--- a/misc/trace/trace_viewer_full.html
+++ b/misc/trace/trace_viewer_full.html
@@ -397,7 +397,7 @@
     <span id="content"></span>
 
     <span id="significance">
-      
+
       <svg id="insignificant" viewBox="0 0 128 128">
         <circle cx="64" cy="64" r="60"></circle>
         <circle cx="44" cy="44" r="4"></circle>
@@ -405,7 +405,7 @@
         <line x1="36" x2="92" y1="80" y2="80"></line>
       </svg>
 
-      
+
       <svg id="significantly_better" viewBox="0 0 128 128">
         <circle cx="64" cy="64" r="60"></circle>
         <circle cx="44" cy="44" r="4"></circle>
@@ -413,7 +413,7 @@
         <path d="M 28 64 Q 64 128 100 64"></path>
       </svg>
 
-      
+
       <svg id="significantly_worse" viewBox="0 0 128 128">
         <circle cx="64" cy="64" r="60"></circle>
         <circle cx="44" cy="44" r="4"></circle>
@@ -677,7 +677,7 @@
 
   <div id="header"></div>
   <input id="stacking-distance-slider" max="400" min="1" step="1" type="range"/>
-  
+
   <canvas id="canvas"></canvas>
   <img id="chrome-left"/>
   <img id="chrome-mid"/>
@@ -815,7 +815,7 @@
     <label id="label"></label>
   </template>
 </dom-module><template id="chart-base-template">
-  <svg> 
+  <svg>
     <g id="chart-area" xmlns="http://www.w3.org/2000/svg">
       <g class="x axis"></g>
       <g class="y axis"></g>
@@ -1185,7 +1185,7 @@
       <div id="label">Heap details</div>
       <div id="view_mode_container">
         <span>View mode:</span>
-        
+
       </div>
     </div>
     <div id="contents">
@@ -1392,11 +1392,11 @@
         font-size: 15px;
       }
     </style>
-    
+
     <div id="label"></div>
     <div id="aggregation_mode_container">
       <span>Metric aggregation:</span>
-      
+
     </div>
   </template>
 </dom-module><dom-module id="tr-ui-a-stacked-pane-view">
@@ -1450,7 +1450,7 @@
     </style>
     <tr-ui-b-table id="table">
     </tr-ui-b-table>
-    
+
   </template>
 </dom-module><dom-module id="tr-ui-a-selection-summary-table">
   <template>
@@ -1466,7 +1466,7 @@
     </style>
     <tr-ui-b-table id="table">
     </tr-ui-b-table>
-    
+
   </template>
 </dom-module><dom-module id="tr-ui-b-radio-picker">
   <template>