Update libc/src/__support/fixedstack.h

jhuber6 · web-flow · commit a034a207a526 · 2024-04-29T12:42:06.000-05:00
diff --git a/libc/src/__support/fixedstack.h b/libc/src/__support/fixedstack.h
@@ -34,7 +34,7 @@ template <typename T, uint32_t CAPACITY> class alignas(16) FixedStack {
 
   // Get the 20-bit index into the underlying array from the head.
   static constexpr uint32_t get_node(uint64_t head) {
-    return static_cast<uint32_t>(head & 0xffff);
+    return static_cast<uint32_t>(head & 0xfffff);
   }
 
   // Increment the old ABA tag and merge it into the new index.

Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,7 @@ template <typename T, uint32_t CAPACITY> class alignas(16) FixedStack {`
`34`	`34`
`35`	`35`	`// Get the 20-bit index into the underlying array from the head.`
`36`	`36`	`static constexpr uint32_t get_node(uint64_t head) {`
`37`		`- return static_cast<uint32_t>(head & 0xffff);`
	`37`	`+ return static_cast<uint32_t>(head & 0xfffff);`
`38`	`38`	`}`
`39`	`39`
`40`	`40`	`// Increment the old ABA tag and merge it into the new index.`