Merge pull request #7908 from ChristopherRogers/fix-comments

Author: swift-ci

docs/SIL.rst

@@ -84,7 +84,7 @@ predictable.
   If an arithmetic overflow occurs during the constant expression computation, a diagnostic
   is issued.
 - **Return analysis** verifies that each function returns a value on every
-  code path and doesn't "fall of the end" of its definition, which is an error.
+  code path and doesn't "fall off the end" of its definition, which is an error.
   It also issues an error when a ``noreturn`` function returns.
 - **Critical edge splitting** splits all critical edges from terminators that
   don't support arbitrary basic block arguments (all non cond_branch

include/swift/AST/AvailabilitySpec.h

@@ -31,7 +31,7 @@ enum class AvailabilitySpecKind {
     /// A platform-version constraint of the form "PlatformName X.Y.Z"
     PlatformVersionConstraint,
 
-    /// A wildcard constraint, spelled '*', that is be equivalent
+    /// A wildcard constraint, spelled '*', that is equivalent
     /// to CurrentPlatformName >= MinimumDeploymentTargetVersion
     OtherPlatform,