update cafm def

bob80905 · bob80905 · commit 94cbb6d39d6b · 2025-12-05T15:20:17.000-08:00
diff --git a/clang/lib/Headers/hlsl/hlsl_intrinsics.h b/clang/lib/Headers/hlsl/hlsl_intrinsics.h
@@ -667,7 +667,9 @@ smoothstep(__detail::HLSL_FIXED_VECTOR<float, N> Min,
 }
 
 inline bool CheckAccessFullyMapped(uint Status) {
-  return static_cast<bool>(Status);
+  // The bool cast should only apply to the LSB.
+  uint TruncStatus = Status % 2;
+  return static_cast<bool>(TruncStatus);
 }
 
 //===----------------------------------------------------------------------===//

Original file line number	Diff line number	Diff line change
`@@ -667,7 +667,9 @@ smoothstep(__detail::HLSL_FIXED_VECTOR<float, N> Min,`
`667`	`667`	`}`
`668`	`668`
`669`	`669`	`inline bool CheckAccessFullyMapped(uint Status) {`
`670`		`- return static_cast<bool>(Status);`
	`670`	`+ // The bool cast should only apply to the LSB.`
	`671`	`+ uint TruncStatus = Status % 2;`
	`672`	`+ return static_cast<bool>(TruncStatus);`
`671`	`673`	`}`
`672`	`674`
`673`	`675`	`//===----------------------------------------------------------------------===//`