[vm] - Fix gcc compilation error

a-siva · Commit Queue · commit cd31961c0bf7 · 2024-10-28T17:26:36.000Z
56962 - MutatorMarkerRace_DetectInTLAB test compile error on GCC TEST=ci Change-Id: I16038dc5f2fd8656652c13c55e7e4b403c4f859a Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/392063 Reviewed-by: Ryan Macnak <rmacnak@google.com> Commit-Queue: Siva Annamalai <asiva@google.com>
diff --git a/runtime/vm/heap/heap_test.cc b/runtime/vm/heap/heap_test.cc
@@ -1658,10 +1658,10 @@ VM_UNIT_TEST_CASE(MutatorMarkerRace_DetectInTLAB) {
           }
         }
 
-        new_page->top.store(
-            reinterpret_cast<uword>(
-                &new_page->objects[kExistingObjectSlotCount + 1]),
-            std::memory_order_release);
+        new_page->top.store(reinterpret_cast<uword>(
+                                &new_page->objects[kExistingObjectSlotCount] +
+                                sizeof(NewObject*)),
+                            std::memory_order_release);
       },
       [](ExistingObject* existing_object) {
         // Marker:

Original file line number	Diff line number	Diff line change
`@@ -1658,10 +1658,10 @@ VM_UNIT_TEST_CASE(MutatorMarkerRace_DetectInTLAB) {`
`1658`	`1658`	`}`
`1659`	`1659`	`}`
`1660`	`1660`
`1661`		`- new_page->top.store(`
`1662`		`- reinterpret_cast<uword>(`
`1663`		`- &new_page->objects[kExistingObjectSlotCount + 1]),`
`1664`		`- std::memory_order_release);`
	`1661`	`+ new_page->top.store(reinterpret_cast<uword>(`
	`1662`	`+ &new_page->objects[kExistingObjectSlotCount] +`
	`1663`	`+ sizeof(NewObject*)),`
	`1664`	`+ std::memory_order_release);`
`1665`	`1665`	`},`
`1666`	`1666`	`[](ExistingObject* existing_object) {`
`1667`	`1667`	`// Marker:`