Fix the bound check is_in() (#39)

qinsoon · web-flow · commit 26c1a18587bc · 2020-12-16T11:47:25.000+11:00
diff --git a/openjdk/mmtkHeap.cpp b/openjdk/mmtkHeap.cpp
@@ -163,7 +163,7 @@ bool MMTkHeap::is_in(const void* p) const {
    //return cp >= committed_low_addr() && cp < committed_high_addr();
 
    //guarantee(false, "is in not supported");
-    return p > (void*) _start && p < (void*) _end;
+    return p >= (void*) _start && p < (void*) _end;
 }
 
 bool MMTkHeap::is_in_reserved(const void* p) const {

Original file line number	Diff line number	Diff line change
`@@ -163,7 +163,7 @@ bool MMTkHeap::is_in(const void* p) const {`
`163`	`163`	`//return cp >= committed_low_addr() && cp < committed_high_addr();`
`164`	`164`
`165`	`165`	`//guarantee(false, "is in not supported");`
`166`		`- return p > (void) _start && p < (void) _end;`
	`166`	`+ return p >= (void) _start && p < (void) _end;`
`167`	`167`	`}`
`168`	`168`
`169`	`169`	`bool MMTkHeap::is_in_reserved(const void* p) const {`