Fix ParameterTypeFlags::withCompileTimeConst() bit manipulation

DougGregor · DougGregor · commit 43a0982091a1 · 2022-01-14T15:32:24.000-08:00
diff --git a/include/swift/AST/Types.h b/include/swift/AST/Types.h
@@ -1996,7 +1996,7 @@ class ParameterTypeFlags {
 
   ParameterTypeFlags withCompileTimeConst(bool isConst) const {
     return ParameterTypeFlags(isConst ? value | ParameterTypeFlags::CompileTimeConst
-                                      : value | ParameterTypeFlags::CompileTimeConst);
+                                      : value - ParameterTypeFlags::CompileTimeConst);
   }
   
   ParameterTypeFlags withShared(bool isShared) const {

Original file line number	Diff line number	Diff line change
`@@ -1996,7 +1996,7 @@ class ParameterTypeFlags {`
`1996`	`1996`
`1997`	`1997`	`ParameterTypeFlags withCompileTimeConst(bool isConst) const {`
`1998`	`1998`	`return ParameterTypeFlags(isConst ? value \| ParameterTypeFlags::CompileTimeConst`
`1999`		`- : value \| ParameterTypeFlags::CompileTimeConst);`
	`1999`	`+ : value - ParameterTypeFlags::CompileTimeConst);`
`2000`	`2000`	`}`
`2001`	`2001`
`2002`	`2002`	`ParameterTypeFlags withShared(bool isShared) const {`