[Issue 23219] New: ICE: AssertError at src/dmd/hdrgen.d(1910): Assertion failure

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23219

          Issue ID: 23219
           Summary: ICE: AssertError at src/dmd/hdrgen.d(1910): Assertion
                    failure
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: major
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: ibuclaw at gdcproject.org

Similar to issue 23218, but expecting element-wise int-to-float conversion.
---
auto convtest(int[4] a)
{
    return cast(__vector(float[4]))a;
}

void main()
{
    // AssertError at src/dmd/hdrgen.d(1910): Assertion failure
    pragma(msg, convtest([1,2,3,4])[0]);
    // ???
    //static assert(convtest([1,2,3,4])[0] == 1);
    // ???
    //assert(convtest([1,2,3,4])[0] == 1);
}

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