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authorRuss Cox <rsc@golang.org>2015-07-29 19:04:35 -0400
committerAndrew Gerrand <adg@golang.org>2015-07-29 23:50:20 +0000
commitd3ffc975f38890abbd8ca3f7833772e6423297e8 (patch)
tree9f999feed4d22eb79973d23b1760da5d241fc2ab /src/runtime/mbitmap.go
parente4bd8e04087ac9e7c8b754df2d01ff7dddb13ba6 (diff)
downloadgo1.5beta3.tar.xz
runtime: set invalidptr=1 by default, as documentedgo1.5beta3
Also make invalidptr control the recently added GC pointer check, as documented. Change-Id: Iccfdf49480219d12be8b33b8f03d8312d8ceabed Reviewed-on: https://go-review.googlesource.com/12857 Run-TryBot: Russ Cox <rsc@golang.org> Reviewed-by: Rob Pike <r@golang.org>
Diffstat (limited to 'src/runtime/mbitmap.go')
-rw-r--r--src/runtime/mbitmap.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/runtime/mbitmap.go b/src/runtime/mbitmap.go
index b9b52a7bc4..c439158f07 100644
--- a/src/runtime/mbitmap.go
+++ b/src/runtime/mbitmap.go
@@ -201,7 +201,7 @@ func heapBitsForObject(p uintptr) (base uintptr, hbits heapBits, s *mspan) {
// The following ensures that we are rigorous about what data
// structures hold valid pointers.
// TODO(rsc): Check if this still happens.
- if true {
+ if debug.invalidptr != 0 {
// Still happens sometimes. We don't know why.
printlock()
print("runtime:objectstart Span weird: p=", hex(p), " k=", hex(k))