commit 872cfb74bcb03ee535b6d23c948b6b1ac7564cf5
author Scott Todd <scotttodd@google.com> Mon Jun 22 16:31:06 2020 -0700
committer Geoffrey Martin-Noble <gcmn@google.com> Mon Jun 22 16:48:36 2020 -0700
tree 8e5d1eb30ef7fbdcadd897fa52f83997ed61b3e7
parent 2c637b10c5e9e94c58e76ab4cff6128309e09336

Initialize Vulkan function names to nullptr.

This fixes https://github.com/google/iree/issues/2251 (MSAN warnings).

PiperOrigin-RevId: 317759057

iree/hal/vulkan/dynamic_symbols.h

diff --git a/iree/hal/vulkan/dynamic_symbols.h b/iree/hal/vulkan/dynamic_symbols.h
index 4fc56e9..8983b0a 100644
--- a/iree/hal/vulkan/dynamic_symbols.h
+++ b/iree/hal/vulkan/dynamic_symbols.h
@@ -106,8 +106,8 @@
   // Each required and optional function in the loader tables will expand to
   // the following member, such as for example 'vkSomeFunction':
   //   PFN_vkSomeFunction vkSomeFunction;
-#define REQUIRED_PFN(function_name) PFN_##function_name function_name
-#define OPTIONAL_PFN(function_name) PFN_##function_name function_name
+#define REQUIRED_PFN(function_name) PFN_##function_name function_name = nullptr
+#define OPTIONAL_PFN(function_name) PFN_##function_name function_name = nullptr
 #define EXCLUDED_PFN(function_name)
 #define PFN_MEMBER(requirement, function_name) requirement##_PFN(function_name);
   REQUIRED_PFN(vkGetInstanceProcAddr);