https://issues.dlang.org/show_bug.cgi?id=20264

          Issue ID: 20264
           Summary: ICE on illegal cast to vector.
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: critical
          Priority: P1
         Component: dmd
          Assignee: nobody@puremagic.com
          Reporter: Bastiaan@Veelo.net

void foo(float *a)
{
    import core.simd : float4;
    cast(float4)(a) = 1.0f;
}

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