nonVulkan.frag
ERROR: 0:3: 'constant_id' : only allowed when generating SPIR-V 
ERROR: 0:4: 'input_attachment_index' : only allowed when using GLSL for Vulkan 
ERROR: 0:4: 'input_attachment_index' : can only be used with a subpass 
ERROR: 0:5: 'push_constant' : only allowed when using GLSL for Vulkan 
ERROR: 4 compilation errors.  No code generated.


Shader version: 450
ERROR: node is still EOpNull!
0:?   Linker Objects
0:?     'arraySize' ( specialization-constant const int)
0:?       12 (const int)
0:?     'foo' ( temp int)
0:?     'ubi' (layout( column_major std430 push_constant) uniform block{layout( column_major std430 offset=0) uniform int a})


Linked fragment stage:

ERROR: Linking fragment stage: Missing entry point: Each stage requires one entry point

Shader version: 450
ERROR: node is still EOpNull!
0:?   Linker Objects
0:?     'arraySize' ( specialization-constant const int)
0:?       12 (const int)
0:?     'foo' ( temp int)
0:?     'ubi' (layout( column_major std430 push_constant) uniform block{layout( column_major std430 offset=0) uniform int a})