diff options
Diffstat (limited to 'src/runtime/extern.go')
| -rw-r--r-- | src/runtime/extern.go | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/src/runtime/extern.go b/src/runtime/extern.go index 540d7b5124..476c3c5ae3 100644 --- a/src/runtime/extern.go +++ b/src/runtime/extern.go @@ -58,18 +58,6 @@ a comma-separated list of name=val pairs. Supported names are: scavenge: scavenge=1 enables debugging mode of heap scavenger. - wbshadow: setting wbshadow=1 enables a shadow copy of the heap - used to detect missing write barriers at the next write to a - given location. If a bug can be detected in this mode it is - typically easy to understand, since the crash says quite - clearly what kind of word has missed a write barrier. - Setting wbshadow=2 checks the shadow copy during garbage - collection as well. Bugs detected at garbage collection can be - difficult to understand, because there is no context for what - the found word means. Typically you have to reproduce the - problem with allocfreetrace=1 in order to understand the type - of the badly updated word. - gccheckmark: setting gccheckmark=1 enables verification of the garbage collector's concurrent mark phase by performing a second mark pass while the world is stopped. If the second |