bug/tint/1064.wgsl:12:9 warning: use of deprecated language feature: `break` must not be used to exit from a continuing block. Use `break-if` instead.
        break;
        ^^^^^

; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 15
; Schema: 0
               OpCapability Shader
               OpMemoryModel Logical GLSL450
               OpEntryPoint Fragment %main "main"
               OpExecutionMode %main OriginUpperLeft
               OpName %main "main"
       %void = OpTypeVoid
          %1 = OpTypeFunction %void
       %bool = OpTypeBool
         %10 = OpConstantNull %bool
       %true = OpConstantTrue %bool
       %main = OpFunction %void None %1
          %4 = OpLabel
               OpBranch %5
          %5 = OpLabel
               OpLoopMerge %6 %7 None
               OpBranch %8
          %8 = OpLabel
               OpSelectionMerge %11 None
               OpBranchConditional %10 %12 %13
         %12 = OpLabel
               OpBranch %11
         %13 = OpLabel
               OpBranch %6
         %11 = OpLabel
               OpBranch %7
          %7 = OpLabel
               OpBranchConditional %true %5 %6
          %6 = OpLabel
               OpReturn
               OpFunctionEnd