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index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_2048.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
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new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_256.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_32.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_32.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_32.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
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new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_512.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_768.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_768.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_teximage2d_768.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_1024.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_1024.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_1024.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_128.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_128.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_128.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_1536.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_1536.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_1536.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_2048.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_2048.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_2048.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_256.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_256.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_256.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_32.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_32.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_32.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_512.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_512.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_512.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_768.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_768.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
new file mode 100644
index 0000000..d352d2f
--- /dev/null
+++ b/client/deps/glbench-images/glbench_reference_images/mtexel_sec_texture_update_texsubimage2d_768.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
Binary files differ
diff --git a/client/deps/glbench/glbench_reference_images.txt b/client/deps/glbench/glbench_reference_images.txt
index ef69af2..a8f2406 100644
--- a/client/deps/glbench/glbench_reference_images.txt
+++ b/client/deps/glbench/glbench_reference_images.txt
@@ -20,6 +20,7 @@
 mpixels_sec_fill_tex_nearest.pixmd5-dfe2a7b942b3d7fe83ba2da0ec08c513.png
 mpixels_sec_fill_tex_trilinear_linear_01.pixmd5-1e13ac02fa3ec0bacf12d5310c85f7d4.png
 mpixels_sec_fill_tex_trilinear_linear_01.pixmd5-45ca1f1cd1d89c4cb16ba5309c17ba3a.png
+mpixels_sec_fill_tex_trilinear_linear_01.pixmd5-602cdedbee8d9db08b8a7aeab4c66286.png
 mpixels_sec_fill_tex_trilinear_linear_01.pixmd5-7a2c4c002abaa554796abbf4dc1cc91f.png
 mpixels_sec_fill_tex_trilinear_linear_01.pixmd5-83a9d632417b137d106db2c55cb77dfa.png
 mpixels_sec_fill_tex_trilinear_linear_01.pixmd5-8498b4fdf5faed06b0603f258cd09519.png
@@ -31,12 +32,14 @@
 mpixels_sec_fill_tex_trilinear_linear_04.pixmd5-4ceecd9d30a116539b2143f61acdfead.png
 mpixels_sec_fill_tex_trilinear_linear_04.pixmd5-b89219be6f42124caa755c5c7a599688.png
 mpixels_sec_fill_tex_trilinear_linear_04.pixmd5-c6ab57f8ef16fdcb1548a0e6612d76d4.png
+mpixels_sec_fill_tex_trilinear_linear_04.pixmd5-ceeec2dfe4a4496e59b6d485e26372f0.png
 mpixels_sec_fill_tex_trilinear_linear_04.pixmd5-ede1a247172d2ef1dc24d1ceeb05c9f6.png
 mpixels_sec_fill_tex_trilinear_linear_05.pixmd5-12808458f0dc11adee0ee505e83d6dbb.png
 mpixels_sec_fill_tex_trilinear_linear_05.pixmd5-1ebdb98ee694ad00321b1cbd6b7dfb84.png
 mpixels_sec_fill_tex_trilinear_linear_05.pixmd5-22861fd4bee6638cc0947ecf6b46dfaa.png
 mpixels_sec_fill_tex_trilinear_linear_05.pixmd5-7c24c3d02541ce4f20e94d5fb6aa9807.png
 mpixels_sec_fill_tex_trilinear_linear_05.pixmd5-a33b21a342da3907847dd6879c64644f.png
+mpixels_sec_fill_tex_trilinear_linear_05.pixmd5-aee9d8544f1efd20e7eea8df3d45046e.png
 mpixels_sec_fill_tex_trilinear_linear_05.pixmd5-d602f36ad48be597993b502648d56963.png
 mpixels_sec_fill_tex_trilinear_linear_05.pixmd5-e0641b849e4a0b9870483e3c11ab27a1.png
 mpixels_sec_fill_tex_trilinear_nearest_05.pixmd5-9b4332127e1c291bb333abba96631aeb.png
@@ -48,64 +51,88 @@
 mpixels_sec_pixel_read.pixmd5-20dbc406b95e214a799a6a7f9c700d2f.png
 mpixels_sec_pixel_read.pixmd5-ad9e896c6cc8bbb6260b438477c8803f.png
 mpixels_sec_varyings_shader_1.pixmd5-3d8b0ef1718bd994f22731dfb6c8563e.png
+mpixels_sec_varyings_shader_1.pixmd5-ae8f3baa86cc8a23b53e6932f812bad1.png
 mpixels_sec_varyings_shader_1.pixmd5-ee747b5aa2bc646091b04b877992a498.png
 mpixels_sec_varyings_shader_1.pixmd5-fe5a5fdd2a421e208de531615ce58dc9.png
 mpixels_sec_varyings_shader_2.pixmd5-3d8b0ef1718bd994f22731dfb6c8563e.png
+mpixels_sec_varyings_shader_2.pixmd5-ae8f3baa86cc8a23b53e6932f812bad1.png
 mpixels_sec_varyings_shader_2.pixmd5-ee747b5aa2bc646091b04b877992a498.png
 mpixels_sec_varyings_shader_2.pixmd5-fe5a5fdd2a421e208de531615ce58dc9.png
 mpixels_sec_varyings_shader_4.pixmd5-3d8b0ef1718bd994f22731dfb6c8563e.png
+mpixels_sec_varyings_shader_4.pixmd5-ae8f3baa86cc8a23b53e6932f812bad1.png
 mpixels_sec_varyings_shader_4.pixmd5-ee747b5aa2bc646091b04b877992a498.png
 mpixels_sec_varyings_shader_4.pixmd5-fe5a5fdd2a421e208de531615ce58dc9.png
 mpixels_sec_varyings_shader_8.pixmd5-3d8b0ef1718bd994f22731dfb6c8563e.png
+mpixels_sec_varyings_shader_8.pixmd5-ae8f3baa86cc8a23b53e6932f812bad1.png
 mpixels_sec_varyings_shader_8.pixmd5-ee747b5aa2bc646091b04b877992a498.png
 mpixels_sec_varyings_shader_8.pixmd5-fe5a5fdd2a421e208de531615ce58dc9.png
+mpixels_sec_yuv_shader_1.pixmd5-3b484c230d869d7664f5cddc1f7aab03.png
 mpixels_sec_yuv_shader_1.pixmd5-5b4ef5f496d92150b89611cf83154669.png
 mpixels_sec_yuv_shader_1.pixmd5-7d0d40c7e69493aa075b8be42e4580aa.png
 mpixels_sec_yuv_shader_1.pixmd5-fd3f7643cc8facf3b1382c77ad7b1a41.png
 mpixels_sec_yuv_shader_2.pixmd5-2251de4723d8fef7f8347e098739099e.png
 mpixels_sec_yuv_shader_2.pixmd5-255d5dd5d72aa708db418201b927f133.png
+mpixels_sec_yuv_shader_2.pixmd5-a44a13911d3e1acbc942fa481061e109.png
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 mpixels_sec_yuv_shader_3.pixmd5-3807713b85ebdb581e2ead613a51bc69.png
+mpixels_sec_yuv_shader_3.pixmd5-950fc271747830b06b949cc5e0702153.png
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 mpixels_sec_yuv_shader_4.pixmd5-3807713b85ebdb581e2ead613a51bc69.png
+mpixels_sec_yuv_shader_4.pixmd5-950fc271747830b06b949cc5e0702153.png
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+mtexel_sec_texture_update_teximage2d_1024.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
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+mtexel_sec_texture_update_teximage2d_1536.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
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+mtexel_sec_texture_update_teximage2d_2048.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_teximage2d_2048.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
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+mtexel_sec_texture_update_teximage2d_256.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_teximage2d_256.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_teximage2d_32.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
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 mtexel_sec_texture_update_teximage2d_512.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_teximage2d_512.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_teximage2d_512.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_teximage2d_768.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_teximage2d_768.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_teximage2d_768.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_texsubimage2d_1024.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_texsubimage2d_1024.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_texsubimage2d_1024.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_texsubimage2d_128.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_texsubimage2d_128.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_texsubimage2d_128.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_texsubimage2d_1536.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_texsubimage2d_1536.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_texsubimage2d_1536.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_texsubimage2d_2048.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_texsubimage2d_2048.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_texsubimage2d_2048.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_texsubimage2d_256.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_texsubimage2d_256.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_texsubimage2d_256.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_texsubimage2d_32.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_texsubimage2d_32.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_texsubimage2d_32.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_texsubimage2d_512.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_texsubimage2d_512.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_texsubimage2d_512.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtexel_sec_texture_update_texsubimage2d_768.pixmd5-58393fe6eb2b83f0b93457cf0a37c36a.png
+mtexel_sec_texture_update_texsubimage2d_768.pixmd5-5c5fb1de09030a81c58e83661dae6ffa.png
 mtexel_sec_texture_update_texsubimage2d_768.pixmd5-dc80ecaa40fe56f7b564a75038776d66.png
 mtri_sec_triangle_setup_all_culled.pixmd5-20dbc406b95e214a799a6a7f9c700d2f.png
 mtri_sec_triangle_setup_half_culled.pixmd5-b0531b06529da2b52d28ad95a217f142.png
diff --git a/client/deps/glbench/src/egl_stuff.cc b/client/deps/glbench/src/egl_stuff.cc
index 146728f..ac67974 100644
--- a/client/deps/glbench/src/egl_stuff.cc
+++ b/client/deps/glbench/src/egl_stuff.cc
@@ -10,9 +10,9 @@
 
 
 EGLDisplay g_egl_display = EGL_NO_DISPLAY;
-static EGLConfig egl_config = NULL;
-static EGLSurface egl_surface = NULL;
-static EGLContext egl_context = NULL;
+static EGLConfig g_egl_config = NULL;
+static EGLSurface g_egl_surface = NULL;
+static EGLContext g_egl_context = NULL;
 
 // TODO(ihf): This is a f'ugly macro. Rework this one day.
 #define CHECK_EGL() do { \
@@ -25,14 +25,14 @@
 
   EGLNativeWindowType native_window =
       static_cast<EGLNativeWindowType>(g_xlib_window);
-  egl_surface = eglCreateWindowSurface(g_egl_display, egl_config,
+  g_egl_surface = eglCreateWindowSurface(g_egl_display, g_egl_config,
                                        native_window, NULL);
   CHECK_EGL();
   return true;
 }
 
 XVisualInfo* GetXVisual() {
-  if (!egl_config) {
+  if (!g_egl_config) {
     EGLint attribs[] = {
       EGL_RED_SIZE, 1,
       EGL_GREEN_SIZE, 1,
@@ -57,7 +57,7 @@
     eglGetConfigs(g_egl_display, NULL, 0, &num_configs);
     CHECK_EGL();
 
-    eglChooseConfig(g_egl_display, attribs, &egl_config, 1, &num_configs);
+    eglChooseConfig(g_egl_display, attribs, &g_egl_config, 1, &num_configs);
     CHECK_EGL();
   }
 
@@ -66,7 +66,7 @@
   // resolved.
 #if 0
   EGLint visual_id;
-  eglGetConfigAttrib(g_egl_display, egl_config, EGL_NATIVE_VISUAL_ID,
+  eglGetConfigAttrib(g_egl_display, g_egl_config, EGL_NATIVE_VISUAL_ID,
                      &visual_id);
   CHECK_EGL();
   XVisualInfo vinfo_template;
@@ -89,31 +89,31 @@
     EGL_CONTEXT_CLIENT_VERSION, 2,
     EGL_NONE
   };
-  EGLContext egl_context = eglCreateContext(g_egl_display, egl_config,
+  g_egl_context = eglCreateContext(g_egl_display, g_egl_config,
                                             NULL, attribs);
   CHECK_EGL();
 
-  eglMakeCurrent(g_egl_display, egl_surface, egl_surface, egl_context);
+  eglMakeCurrent(g_egl_display, g_egl_surface, g_egl_surface, g_egl_context);
   CHECK_EGL();
 
-  eglQuerySurface(g_egl_display, egl_surface, EGL_WIDTH, &g_width);
-  eglQuerySurface(g_egl_display, egl_surface, EGL_HEIGHT, &g_height);
+  eglQuerySurface(g_egl_display, g_egl_surface, EGL_WIDTH, &g_width);
+  eglQuerySurface(g_egl_display, g_egl_surface, EGL_HEIGHT, &g_height);
 
   return true;
 }
 
 void DestroyContext() {
   eglMakeCurrent(g_egl_display, NULL, NULL, NULL);
-  eglDestroyContext(g_egl_display, egl_context);
+  eglDestroyContext(g_egl_display, g_egl_context);
 }
 
 void TerminateGL() {
-  eglDestroySurface(g_egl_display, egl_surface);
+  eglDestroySurface(g_egl_display, g_egl_surface);
   eglTerminate(g_egl_display);
 }
 
 void SwapBuffers() {
-  eglSwapBuffers(g_egl_display, egl_surface);
+  eglSwapBuffers(g_egl_display, g_egl_surface);
 }
 
 bool SwapInterval(int interval) {
diff --git a/client/deps/glbench/src/main.cc b/client/deps/glbench/src/main.cc
index 3a95b21..f8f99b7 100644
--- a/client/deps/glbench/src/main.cc
+++ b/client/deps/glbench/src/main.cc
@@ -95,7 +95,10 @@
     for (unsigned int i = 0; i < arraysize(tests); i++) {
       if (!test_is_enabled(tests[i], enabled_tests))
         continue;
-      InitContext();
+      if (!InitContext()) {
+        printf("InitContext failed\n");
+        return 1;
+      }
       tests[i]->Run();
       DestroyContext();
     }
diff --git a/client/deps/glbench/src/testbase.cc b/client/deps/glbench/src/testbase.cc
index 83c43a8..f748fce 100644
--- a/client/deps/glbench/src/testbase.cc
+++ b/client/deps/glbench/src/testbase.cc
@@ -30,7 +30,8 @@
     return time2 - time1;
 }
 
-#define MAX_ITERATION_DURATION_MS 1000000
+// Maximum iteration time of 0.1s for regression approach
+#define MAX_ITERATION_DURATION_US 100000
 
 // Benchmark some draw commands, by running it many times.
 // We want to measure the marginal cost, so we try more and more
@@ -39,8 +40,15 @@
 // a few samples.
 bool Bench(TestBase* test, float *slope, int64_t *bias) {
   // Do one iteration in case the driver needs to set up states.
-  if (TimeTest(test, 1) > MAX_ITERATION_DURATION_MS)
-    return false;
+  uint64_t initial_time = TimeTest(test, 1);
+  if (initial_time > MAX_ITERATION_DURATION_US) {
+    // The test is too slow to do the regression,
+    // so just return a single result.
+    *slope = static_cast<float>(TimeTest(test, 1));
+    *bias = 0;
+    return true;
+  }
+
   int64_t count = 0;
   int64_t sum_x = 0;
   int64_t sum_y = 0;
@@ -131,7 +139,7 @@
              coefficient * (inverse ? 1.f / slope : slope),
              name_png);
     } else {
-      printf("# Warning: %s is scales nonlinear, returning zero.\n",
+      printf("# Warning: %s scales non-linearly, returning zero.\n",
              testname);
       printf("%-45s=          0   []\n", testname);
     }
diff --git a/client/deps/glbench/src/textureupdatetest.cc b/client/deps/glbench/src/textureupdatetest.cc
index 0781cb6..06c0dc4 100644
--- a/client/deps/glbench/src/textureupdatetest.cc
+++ b/client/deps/glbench/src/textureupdatetest.cc
@@ -130,10 +130,10 @@
   for (unsigned int f = 0; f < arraysize(flavors); f++) {
     flavor_ = flavors[f];
     int sizes[] = {32, 128, 256, 512, 768, 1024, 1536, 2048};
-    for (unsigned int i = 0; i < arraysize(sizes); i++) {
+    for (unsigned int j = 0; j < arraysize(sizes); j++) {
       std::string name = "mtexel_sec_" + flavor_names[f] + "_" +
-          base::IntToString(sizes[i]);
-      width_ = height_ = sizes[i];
+          base::IntToString(sizes[j]);
+      width_ = height_ = sizes[j];
       for (int i = 0; i < kNumberOfTextures; ++i) {
         pixels_[i].reset(new char[width_ * height_]);
         memset(pixels_[i].get(), 255, width_ * height_);
@@ -142,6 +142,9 @@
     }
   }
 
+  for (int i = 0; i < kNumberOfTextures; ++i) {
+    pixels_[i].reset();
+  }
   glDeleteTextures(1, &texname);
   glDeleteProgram(program_);
   return true;