scale-test can't fit a curve to these now, converted to simple tests at max size.

Author: gregomni

validation-test/Sema/type_checker_perf/fast/rdar18360240.swift

@@ -0,0 +1,6 @@
+// RUN: %target-typecheck-verify-swift -solver-expression-time-threshold=1
+// REQUIRES: OS=macosx
+// REQUIRES: asserts
+
+let empty: [Int] = []
+let _ = empty + empty + empty + empty + empty + empty + empty + empty + empty + empty + empty + empty

validation-test/Sema/type_checker_perf/fast/rdar18360240.swift.gyb

@@ -0,0 +1,7 @@
+// RUN: %target-typecheck-verify-swift -solver-expression-time-threshold=1
+// REQUIRES: OS=macosx
+// REQUIRES: asserts
+
+func f(c1: [String], c2: [String], c3: [String], c4: [String], c5: [String], c6: [String], c7: [String], c8: [String], c9: [String], c10: [String]) {
+  _ = c1 + c2 + c3 + c4 + c5 + c6 + c7 + c8 + c9 + c10
+}

validation-test/Sema/type_checker_perf/fast/rdar25866240.swift

@@ -1,4 +1,4 @@
-// RUN: %scale-test --begin 3 --end 7 --step 1 --select NumLeafScopes %s
+// RUN: %scale-test --begin 3 --end 7 --step 1 --select NumLeafScopes %s --exponential-threshold 11.0
 // REQUIRES: OS=macosx
 // REQUIRES: asserts