Change value of HERMESVM_HEAP_HV_MODE on Android (facebook#54240)

j-piasecki · meta-codesync[bot] · commit fcb51b13921d · 2025-10-24T02:59:21.000-07:00
Summary: Pull Request resolved: facebook#54240 Changelog: [Android][Changed] Changed value of `HERMESVM_HEAP_HV_MODE` to `HEAP_HV_PREFER32` for Hermes V1 Reviewed By: cipolleschi Differential Revision: D85329156 fbshipit-source-id: c7d0a948b1262d081cf0b2c9972f89a8efcf3808
diff --git a/packages/react-native/ReactAndroid/hermes-engine/build.gradle.kts b/packages/react-native/ReactAndroid/hermes-engine/build.gradle.kts
@@ -286,6 +286,10 @@ android {
             "-DHERMES_ENABLE_INTL=True",
         )
 
+        if (hermesV1Enabled) {
+          arguments("-DHERMESVM_HEAP_HV_MODE=HEAP_HV_PREFER32")
+        }
+
         targets("hermesvm")
       }
     }

Original file line number	Diff line number	Diff line change
`@@ -286,6 +286,10 @@ android {`
`286`	`286`	`"-DHERMES_ENABLE_INTL=True",`
`287`	`287`	`)`
`288`	`288`
	`289`	`+ if (hermesV1Enabled) {`
	`290`	`+ arguments("-DHERMESVM_HEAP_HV_MODE=HEAP_HV_PREFER32")`
	`291`	`+ }`
	`292`	`+`
`289`	`293`	`targets("hermesvm")`
`290`	`294`	`}`
`291`	`295`	`}`