[Issue 17226] Exception during the generation of an assert message hides AssertError

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=17226

hsteoh at qfbox.info changed:

           What    |Removed                     |Added
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                 CC|                            |hsteoh at qfbox.info

--- Comment #6 from hsteoh at qfbox.info ---
Just use compile-time format string checking:

          assert(myAssumption, format!"%s doesn't work!"(blah));

This produces a compile error:

          string s = format!"blah %d blah"(123.45);

Problem solved.

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