Identify constant definitions that look like include guard definitions #26150
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jrose-apple
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Jul 15, 2019
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The solution follows the outline in the issue description. If the literal "1" is present,
we treat the construct as an include guard, otherwise it is treated as defining a constant.
Resolves SR-9482.
There is a minor change from #26098; we need to a pass an additional length parameter while creating the
StringRef.