Sema: Fix crash if we try to look up constructors while validating a constructor #8043
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…constructor addImplicitConstructors() will crash if validateDecl() does not produce a valid signature for one of the class's constructors because the constructor is already being validated. This was triggered during associated type inference in the test case in the radar. Fixes <rdar://problem/30751491>.
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addImplicitConstructors() will crash if validateDecl() does not produce
a valid signature for one of the class's constructors because the
constructor is already being validated.
This was triggered during associated type inference in the test case
in the radar.
Fixes rdar://problem/30751491.