File: zero-alpha-workaround.diff

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openjdk-27 27~13ea-2
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--- a/src/hotspot/os/linux/os_linux.cpp
+++ b/src/hotspot/os/linux/os_linux.cpp
@@ -2985,6 +2985,10 @@
 // Note that the value for MAP_FIXED_NOREPLACE differs between architectures, but all architectures
 // supported by OpenJDK share the same flag value.
 #define MAP_FIXED_NOREPLACE_value 0x100000
+// on ALPHA, that triggers with 0x1000000 == 0x100000. why?
+#if defined(ALPHA) && defined(MAP_FIXED_NOREPLACE)
+#undef MAP_FIXED_NOREPLACE
+#endif
 #ifndef MAP_FIXED_NOREPLACE
   #define MAP_FIXED_NOREPLACE MAP_FIXED_NOREPLACE_value
 #else