diff options
Diffstat (limited to 'src/runtime/malloc.go')
| -rw-r--r-- | src/runtime/malloc.go | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/runtime/malloc.go b/src/runtime/malloc.go index 18001bf85e..b520c68df0 100644 --- a/src/runtime/malloc.go +++ b/src/runtime/malloc.go @@ -455,7 +455,11 @@ func (h *mheap) sysAlloc(n uintptr) unsafe.Pointer { } if p < h.arena_start || uintptr(p)+p_size-h.arena_start >= _MaxArena32 { - print("runtime: memory allocated by OS (", hex(p), ") not in usable range [", hex(h.arena_start), ",", hex(h.arena_start+_MaxArena32), ")\n") + top := ^uintptr(0) + if top-h.arena_start > _MaxArena32 { + top = h.arena_start + _MaxArena32 + } + print("runtime: memory allocated by OS (", hex(p), ") not in usable range [", hex(h.arena_start), ",", hex(top), ")\n") sysFree(unsafe.Pointer(p), p_size, &memstats.heap_sys) return nil } |