954     auto it_a = attribs.begin();  in ValidateViAgainstVsInputs()  local
958 …while ((attribs.size() > 0 && it_a != attribs.end()) || (inputs.size() > 0 && it_b != inputs.end()…  in ValidateViAgainstVsInputs()
959         bool a_at_end = attribs.size() == 0 || it_a == attribs.end();  in ValidateViAgainstVsInputs()
961         auto a_first = a_at_end ? 0 : it_a->first;  in ValidateViAgainstVsInputs()
972             it_a++;  in ValidateViAgainstVsInputs()
979             unsigned attrib_type = GetFormatType(it_a->second->format);  in ValidateViAgainstVsInputs()
987 …   string_VkFormat(it_a->second->format), a_first, DescribeType(vs, it_b->second.type_id).c_str());  in ValidateViAgainstVsInputs()
1019     auto it_a = outputs.begin();  in ValidateFsOutputsAgainstRenderPass()  local
1028 …while ((outputs.size() > 0 && it_a != outputs.end()) || (color_attachments.size() > 0 && it_b != c…  in ValidateFsOutputsAgainstRenderPass()
1029         bool a_at_end = outputs.size() == 0 || it_a == outputs.end();  in ValidateFsOutputsAgainstRenderPass()
1032         if (!a_at_end && it_a->first.first == 0 && fs->get_def(it_a->second.type_id) != fs->end() &&  in ValidateFsOutputsAgainstRenderPass()
1033             GetComponentsConsumedByType(fs, it_a->second.type_id, false) == 4)  in ValidateFsOutputsAgainstRenderPass()
1036         if (!a_at_end && (b_at_end || it_a->first.first < it_b->first)) {  in ValidateFsOutputsAgainstRenderPass()
1037             if (!alphaToCoverageEnabled || it_a->first.first != 0) {  in ValidateFsOutputsAgainstRenderPass()
1040 …    "fragment shader writes to output location %d with no matching attachment", it_a->first.first);  in ValidateFsOutputsAgainstRenderPass()
1042             it_a++;  in ValidateFsOutputsAgainstRenderPass()
1043         } else if (!b_at_end && (a_at_end || it_a->first.first > it_b->first)) {  in ValidateFsOutputsAgainstRenderPass()
1057             unsigned output_type = GetFundamentalType(fs, it_a->second.type_id);  in ValidateFsOutputsAgainstRenderPass()
1066 …       it_b->first, string_VkFormat(it_b->second), DescribeType(fs, it_a->second.type_id).c_str());  in ValidateFsOutputsAgainstRenderPass()
1070             it_a++;  in ValidateFsOutputsAgainstRenderPass()