Use tcmalloc on Linux

third_party/tcmalloc/tcmalloc.gypi

Index: third_party/tcmalloc/tcmalloc.gypi
diff --git a/third_party/tcmalloc/tcmalloc.gypi b/third_party/tcmalloc/tcmalloc.gypi
new file mode 100644
index 0000000000000000000000000000000000000000..fdfd186b608b6c41f50f63e380647f6f4591fc16
--- /dev/null
+++ b/third_party/tcmalloc/tcmalloc.gypi
@@ -0,0 +1,104 @@
+# Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+
+{
+  'targets': [
+    {
+      'target_name': 'dynamic_annotations',
+      'type': 'static_library',
+      'toolsets': ['host', 'target'],
+      'include_dirs': [
+        'include',
+        'gperftools/src/base',
+        'gperftools/src',
+      ],
+      'cflags!': [
+        '-Werror',
+        '-Wnon-virtual-dtor',
+        '-Woverloaded-virtual',
+        '-fno-rtti',
+      ],
+      'sources': [
+        'gperftools/src/base/dynamic_annotations.c',
+        'gperftools/src/base/dynamic_annotations.h',
+      ],
+    },
+    {
+      'target_name': 'tcmalloc',
+      'type': 'static_library',
+      'toolsets': ['host', 'target'],
+      'dependencies': [
+        'dynamic_annotations',
+      ],
+      'include_dirs': [
+        'include',
+        'gperftools/src/base',
+        'gperftools/src',
+      ],
+      'includes': [
+        'tcmalloc_sources.gypi',
+      ],
+      # Disable the heap checker in tcmalloc.
+      'defines': [
+        'ENABLE_EMERGENCY_MALLOC',
+        'NO_HEAP_CHECK',
+        # Disable debug even in a Dart Debug build. It is too slow.
+        'NDEBUG',
+      ],
+      'defines!': [
+        # Disable debug even in a Dart Debug build. It is too slow.
+        'DEBUG',
+      ],
+      'cflags': [
+        '-Wno-missing-field-initializers',
+        '-Wno-sign-compare',
+        '-Wno-type-limits',
+        '-Wno-unused-result',
+        '-Wno-vla',
+        '-fno-builtin-malloc',
+        '-fno-builtin-free',
+        '-fno-builtin-realloc',
+        '-fno-builtin-calloc',
+        '-fno-builtin-cfree',
+        '-fno-builtin-memalign',
+        '-fno-builtin-posix_memalign',
+        '-fno-builtin-valloc',
+        '-fno-builtin-pvalloc',
+      ],
+      'cflags!': [
+        '-Werror',
+        '-Wvla',
+      ],
+      'link_settings': {
+        'ldflags': [
+          # Don't let linker rip this symbol out, otherwise the heap&cpu
+          # profilers will not initialize properly on startup.
+          '-Wl,-uIsHeapProfilerRunning,-uProfilerStart',
+        ],
+      },
+      'sources!': [
+        # No debug allocator.
+        'gperftools/src/debugallocation.cc',
+        # Not needed when using emergency malloc.
+        'gperftools/src/fake_stacktrace_scope.cc',
+        # Not using the cpuprofiler
+        'gperftools/src/base/thread_lister.c',
+        'gperftools/src/base/thread_lister.h',
+        'gperftools/src/profile-handler.cc',
+        'gperftools/src/profile-handler.h',
+        'gperftools/src/profiledata.cc',
+        'gperftools/src/profiledata.h',
+        'gperftools/src/profiler.cc',
+      ],
+      # Disable sample collection in Release and Product builds.
+      'configurations': {
+        'Dart_Product': {
+          'defines': [
+            'NO_TCMALLOC_SAMPLES',
+          ],
+        },
+      },
+    },
+  ],
+}