Make us less likely to crash with invalid Pipeline Creation Params

Author: devshgraphicsprogramming

include/nbl/video/IGPUGraphicsPipeline.h

@@ -46,7 +46,7 @@ class IGPUGraphicsPipeline : public IBackendObject, public asset::IGraphicsPipel
                     const auto dataSize = info.valid();
                     if (dataSize<0)
                         return false;
-                    const auto count = info.entries->size();
+                    const size_t count = info.entries ? info.entries->size():0x80000000ull;
                     if (count>0x7fffffff)
                         return {};
                     retval += {.count=dataSize ? static_cast<uint32_t>(count):0,.dataSize=static_cast<uint32_t>(dataSize)};

src/nbl/video/ILogicalDevice.cpp

@@ -625,6 +625,8 @@ bool ILogicalDevice::createGraphicsPipelines(
     IGPUGraphicsPipeline::SCreationParams::SSpecializationValidationResult specConstantValidation = commonCreatePipelines(nullptr,params,
         [this](const IGPUShader::SSpecInfo& info)->bool
         {
+            if (!info.shader)
+                return false;
             return info.shader->wasCreatedBy(this);
         }
     );