Fix closure warnings with --threadprofiler and --memoryprofiler. NFC

Author: sbc100

src/memoryprofiler.js

@@ -503,7 +503,7 @@ var emscriptenMemoryProfiler = {
     html += '<br />STACK memory area used now (should be zero): ' + self.formatBytes(stackBase - stackCurrent) + '.' + colorBar('#FFFF00') + ' STACK watermark highest seen usage (approximate lower-bound!): ' + self.formatBytes(stackBase - self.stackTopWatermark);
 
     var heap_base = Module['___heap_base'];
-    var heap_end = _sbrk();
+    var heap_end = _sbrk(0);
     html += "<br />DYNAMIC memory area size: " + self.formatBytes(heap_end - heap_base);
     html += ". start: " + toHex(heap_base, width);
     html += ". end: " + toHex(heap_end, width) + ".";
@@ -612,8 +612,8 @@ var emscriptenMemoryProfiler = {
             calls.sort((a,b) => b[sortIdx] - a[sortIdx]);
           }
           html += '<h4>Allocation sites with more than ' + self.formatBytes(self.trackedCallstackMinSizeBytes) + ' of accumulated allocations, or more than ' + self.trackedCallstackMinAllocCount + ' simultaneously outstanding allocations:</h4>'
-          for (var i in calls) {
-            html += "<b>" + self.formatBytes(calls[i][1]) + '/' + calls[i][0] + " allocs</b>: " + calls[i][2] + "<br />";
+          for (var call of calls) {
+            html += "<b>" + self.formatBytes(call[1]) + '/' + call[0] + " allocs</b>: " + call[2] + "<br />";
           }
         }
       }

src/threadprofiler.js

@@ -15,21 +15,23 @@ var emscriptenThreadProfiler = {
 
   // Installs startup hook and periodic UI update timer.
   initialize() {
-    this.threadProfilerDiv = document.getElementById('threadprofiler');
-    if (!this.threadProfilerDiv) {
+    var self = emscriptenThreadProfiler;
+    self.threadProfilerDiv = document.getElementById('threadprofiler');
+    if (!self.threadProfilerDiv) {
       var div = document.createElement("div");
       div.innerHTML = "<div id='threadprofiler' style='margin: 20px; border: solid 1px black;'></div>";
       document.body.appendChild(div);
-      this.threadProfilerDiv = document.getElementById('threadprofiler');
+      self.threadProfilerDiv = document.getElementById('threadprofiler');
     }
-    var i = setInterval(function() { emscriptenThreadProfiler.updateUi() }, this.uiUpdateIntervalMsecs);
+    var i = setInterval(() => self.updateUi(), self.uiUpdateIntervalMsecs);
     addOnExit(() => clearInterval(i));
   },
 
   initializeNode() {
     addOnInit(() => {
-      emscriptenThreadProfiler.dumpState();
-      var i = setInterval(function() { emscriptenThreadProfiler.dumpState() }, this.uiUpdateIntervalMsecs);
+      var self = emscriptenThreadProfiler;
+      self.dumpState();
+      var i = setInterval(() => self.dumpState(), self.uiUpdateIntervalMsecs);
       addOnExit(() => clearInterval(i));
     });
   },
@@ -38,11 +40,10 @@ var emscriptenThreadProfiler = {
     var mainThread = _emscripten_main_runtime_thread_id();
 
     var threads = [mainThread];
-    for (var i in PThread.pthreads) {
-      threads.push(PThread.pthreads[i].pthread_ptr);
+    for (var thread of PThread.pthreads) {
+      threads.push(thread.pthread_ptr);
     }
-    for (var i = 0; i < threads.length; ++i) {
-      var threadPtr = threads[i];
+    for (var threadPtr of threads) {
       var threadName = PThread.getThreadName(threadPtr);
       if (threadName) {
         threadName = `"${threadName}" (${ptrToString(threadPtr)})`;
@@ -64,12 +65,11 @@ var emscriptenThreadProfiler = {
     var mainThread = _emscripten_main_runtime_thread_id();
 
     var threads = [mainThread];
-    for (var i in PThread.pthreads) {
-      threads.push(PThread.pthreads[i].pthread_ptr);
+    for (var thread of PThread.pthreads) {
+      threads.push(thread.pthread_ptr);
     }
 
-    for (var i = 0; i < threads.length; ++i) {
-      var threadPtr = threads[i];
+    for (var threadPtr of threads) {
       var profilerBlock = Atomics.load({{{ getHeapForType('*') }}}, {{{ getHeapOffset('threadPtr + ' + C_STRUCTS.pthread.profilerBlock, '*') }}});
 #if MEMORY64
       profilerBlock = Number(profilerBlock);
@@ -100,7 +100,7 @@ var emscriptenThreadProfiler = {
       if (recent.length > 0) str += `Recent activity: ${recent}`;
       str += '<br />';
     }
-    this.threadProfilerDiv.innerHTML = str;
+    emscriptenThreadProfiler.threadProfilerDiv.innerHTML = str;
   }
 };
 

test/test_other.py

@@ -12768,13 +12768,11 @@ def test_cpuprofiler_closure(self):
 
   # Make sure that --memoryprofiler compiles with --closure 1
   def test_memoryprofiler_closure(self):
-    # TODO: Enable '-Werror=closure' in the following, but that has currently regressed.
-    self.run_process([EMCC, test_file('hello_world.c'), '-O2', '--closure=1', '--memoryprofiler'])
+    self.run_process([EMCC, test_file('hello_world.c'), '-O2', '--closure=1', '--memoryprofiler'] + self.get_emcc_args())
 
   # Make sure that --threadprofiler compiles with --closure 1
   def test_threadprofiler_closure(self):
-    # TODO: Enable '-Werror=closure' in the following, but that has currently regressed.
-    self.run_process([EMCC, test_file('hello_world.c'), '-O2', '-pthread', '--closure=1', '--threadprofiler', '-sASSERTIONS'])
+    self.run_process([EMCC, test_file('hello_world.c'), '-O2', '-pthread', '--closure=1', '--threadprofiler', '-sASSERTIONS'] + self.get_emcc_args())
 
   @node_pthreads
   def test_threadprofiler(self):