Fix precondition if HOST_UNIX in ClrVirtualAllocWithinRange() (#84023)

k15tfu · web-flow · commit dc75cd87afa5 · 2023-03-28T16:06:03.000-07:00
Fixes #83818
diff --git a/src/coreclr/utilcode/util.cpp b/src/coreclr/utilcode/util.cpp
@@ -369,7 +369,12 @@ BYTE * ClrVirtualAllocWithinRange(const BYTE *pMinAddr,
     {
         NOTHROW;
         PRECONDITION(dwSize != 0);
-        PRECONDITION(flAllocationType == MEM_RESERVE);  // ORed with MEM_RESERVE_EXECUTABLE on Unix
+
+#ifdef HOST_UNIX
+        PRECONDITION(flAllocationType == (MEM_RESERVE | MEM_RESERVE_EXECUTABLE));
+#else
+        PRECONDITION(flAllocationType == MEM_RESERVE);
+#endif
     }
     CONTRACTL_END;
 

Original file line number	Diff line number	Diff line change
`@@ -369,7 +369,12 @@ BYTE * ClrVirtualAllocWithinRange(const BYTE *pMinAddr,`
`369`	`369`	`{`
`370`	`370`	`NOTHROW;`
`371`	`371`	`PRECONDITION(dwSize != 0);`
`372`		`- PRECONDITION(flAllocationType == MEM_RESERVE); // ORed with MEM_RESERVE_EXECUTABLE on Unix`
	`372`	`+`
	`373`	`+#ifdef HOST_UNIX`
	`374`	`+ PRECONDITION(flAllocationType == (MEM_RESERVE \| MEM_RESERVE_EXECUTABLE));`
	`375`	`+#else`
	`376`	`+ PRECONDITION(flAllocationType == MEM_RESERVE);`
	`377`	`+#endif`
`373`	`378`	`}`
`374`	`379`	`CONTRACTL_END;`
`375`	`380`