spv.do-simple.vert
// Module Version 10000
// Generated by (magic number): 8000b
// Id's are bound by 21

                              Capability Shader
               1:             ExtInstImport  "GLSL.std.450"
                              MemoryModel Logical GLSL450
                              EntryPoint Vertex 4  "main"
                              Source ESSL 310
                              Name 4  "main"
                              Name 8  "i"
               2:             TypeVoid
               3:             TypeFunction 2
               6:             TypeInt 32 1
               7:             TypePointer Function 6(int)
               9:      6(int) Constant 0
              15:      6(int) Constant 1
              18:      6(int) Constant 10
              19:             TypeBool
         4(main):           2 Function None 3
               5:             Label
            8(i):      7(ptr) Variable Function
                              Store 8(i) 9
                              Branch 10
              10:             Label
                              LoopMerge 12 13 None
                              Branch 11
              11:             Label
              14:      6(int) Load 8(i)
              16:      6(int) IAdd 14 15
                              Store 8(i) 16
                              Branch 13
              13:             Label
              17:      6(int) Load 8(i)
              20:    19(bool) SLessThan 17 18
                              BranchConditional 20 10 12
              12:             Label
                              Return
                              FunctionEnd