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runtime: force the type of specialfinalizer into DWARF

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The core dump reader wants to know the layout of this type.
No variable has this type, so it wasn't previously dumped
to DWARF output.

Change-Id: I982040b81bff202976743edc7fe53247533a9d81
Reviewed-on: https://go-review.googlesource.com/68312
Reviewed-by: Austin Clements <austin@google.com>
This commit is contained in:
Keith Randall 2017-10-04 15:32:40 -07:00
parent c85b12b579
commit 97d17fcfd1
1 changed files with 2 additions and 0 deletions
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2
src/runtime/mheap.go
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@ -160,6 +160,8 @@ type mheap struct {
specialfinalizeralloc fixalloc // allocator for specialfinalizer* specialfinalizeralloc fixalloc // allocator for specialfinalizer*
specialprofilealloc fixalloc // allocator for specialprofile* specialprofilealloc fixalloc // allocator for specialprofile*
speciallock mutex // lock for special record allocators. speciallock mutex // lock for special record allocators.
unused *specialfinalizer // never set, just here to force the specialfinalizer type into DWARF
} }
var mheap_ mheap var mheap_ mheap