dweiss commented on code in PR #15844:
URL: https://github.com/apache/lucene/pull/15844#discussion_r2970395020
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lucene/core/src/java/org/apache/lucene/util/Constants.java:
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@@ -71,16 +72,7 @@ private Constants() {} // can't construct
HotspotVMOptions.get("UseJVMCICompiler").map(Boolean::valueOf).orElse(false);
/** True iff running on a 64bit JVM */
- public static final boolean JRE_IS_64BIT = is64Bit();
-
- private static boolean is64Bit() {
- final String datamodel = getSysProp("sun.arch.data.model");
- if (datamodel != null) {
- return datamodel.contains("64");
- } else {
- return (OS_ARCH != null && OS_ARCH.contains("64"));
- }
- }
+ public static final boolean JRE_IS_64BIT = (ValueLayout.ADDRESS.byteSize()
== Long.BYTES);
Review Comment:
Clever. I like it.
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