Vulkan/Debug: Fix build with clang-10.

Fix warning treated as error that loop only iterates once. Bug: b/148401179 Change-Id: I8caf237ede034ba6802a6fbc8167140b27cc13cb Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/44548Reviewed-by: Antonio Maiorano <amaiorano@google.com> Tested-by: Ben Clayton <bclayton@google.com> Kokoro-Result: kokoro <noreply+kokoro@google.com>

Vulkan/Debug: Fix build with clang-10.
cfc77602 · Ben Clayton · 197e2514 · cfc77602
Commit cfc77602 authored Apr 30, 2020 by Ben Clayton
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Server.cpp src/Vulkan/Debug/Server.cpp +2 -6

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--- a/src/Vulkan/Debug/Server.cpp
+++ b/src/Vulkan/Debug/Server.cpp
@@ -307,13 +307,9 @@ Server::Impl::Impl(const std::shared_ptr<Context> &context, int port)
 			// Workaround for
 			// https://github.com/microsoft/VSDebugAdapterHost/issues/11
-			if(clientIsVisualStudio)
+			if(clientIsVisualStudio && !threads.empty())
-			{
-				for(auto thread : threads)
 			{
-					event.threadId = thread->id.value();
+				event.threadId = threads.front()->id.value();
-					break;
-				}
 			}
 		}