fix Fp32PrecisonGuard

xinyazhang · xinyazhang · commit 19fde780cf92 · 2025-12-02T16:35:01.000Z
diff --git a/aten/src/ATen/Context.h b/aten/src/ATen/Context.h
@@ -702,7 +702,7 @@ struct Fp32PrecisonGuard {
       return ;
     }
     saved_precision = globalContext().float32Precision(target_backend, target_op);
-    changed = (new_precision == saved_precision);
+    changed = (new_precision != saved_precision);
     if (changed) {
       globalContext().setFloat32Precision(target_backend, target_op, new_precision);
     }

Original file line number	Diff line number	Diff line change
`@@ -702,7 +702,7 @@ struct Fp32PrecisonGuard {`
`702`	`702`	`return ;`
`703`	`703`	`}`
`704`	`704`	`saved_precision = globalContext().float32Precision(target_backend, target_op);`
`705`		`- changed = (new_precision == saved_precision);`
	`705`	`+ changed = (new_precision != saved_precision);`
`706`	`706`	`if (changed) {`
`707`	`707`	`globalContext().setFloat32Precision(target_backend, target_op, new_precision);`
`708`	`708`	`}`