Mark as fixed.

Author: practicalswift

validation-test/compiler_crashers/28720-swift-typebase-getcanonicaltype.swift renamed to validation-test/compiler_crashers_fixed/28720-swift-typebase-getcanonicaltype.swift

@@ -5,5 +5,5 @@
 // See https://swift.org/LICENSE.txt for license information
 // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
 
-// RUN: not --crash %target-swift-frontend %s -emit-ir
+// RUN: not %target-swift-frontend %s -emit-ir
 func<let{class C{func t(UInt=1 + 1 + 1 + 1 as?Int){(UInt=nil?)a{b{{c