[clang][NFC] Update isAuxBuiltinID comment (#128038)

sarnex · web-flow · commit cc45365ab906 · 2025-02-20T20:30:54.000Z
Clarify behavior of the function when the builtin is also supported on the main target. Based on feedback from #126324 --------- Signed-off-by: Sarnie, Nick <nick.sarnie@intel.com>
diff --git a/clang/include/clang/Basic/Builtins.h b/clang/include/clang/Basic/Builtins.h
@@ -408,7 +408,8 @@ class Context {
 
   unsigned getRequiredVectorWidth(unsigned ID) const;
 
-  /// Return true if builtin ID belongs to AuxTarget.
+  /// Return true if the builtin ID belongs exclusively to the AuxTarget,
+  /// and false if it belongs to both primary and aux target, or neither.
   bool isAuxBuiltinID(unsigned ID) const {
     return ID >= (Builtin::FirstTSBuiltin + NumTargetBuiltins);
   }

Original file line number	Diff line number	Diff line change
`@@ -408,7 +408,8 @@ class Context {`
`408`	`408`
`409`	`409`	`unsigned getRequiredVectorWidth(unsigned ID) const;`
`410`	`410`
`411`		`- /// Return true if builtin ID belongs to AuxTarget.`
	`411`	`+ /// Return true if the builtin ID belongs exclusively to the AuxTarget,`
	`412`	`+ /// and false if it belongs to both primary and aux target, or neither.`
`412`	`413`	`bool isAuxBuiltinID(unsigned ID) const {`
`413`	`414`	`return ID >= (Builtin::FirstTSBuiltin + NumTargetBuiltins);`
`414`	`415`	`}`