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runtime,cmd/link: increase stack guard space when building with -race

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More stuff to do = more stack needed. Bump up the guard space when
building with the race detector.

Fixes #54291

Change-Id: I701bc8800507921bed568047d35b8f49c26e7df7
Reviewed-on: https://go-review.googlesource.com/c/go/+/451217
Run-TryBot: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
This commit is contained in:
Keith Randall 2022-11-16 12:56:40 -08:00 • committed by Keith Randall
parent e18d07ddc5
commit 893964b972
6 changed files with 39 additions and 8 deletions
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2
src/runtime/stack.go
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@ -98,6 +98,7 @@ const (
// The guard leaves enough room for one _StackSmall frame plus
// a _StackLimit chain of NOSPLIT calls plus _StackSystem
// bytes for the OS.
// This arithmetic must match that in cmd/internal/objabi/stack.go:StackLimit.
_StackGuard = 928*sys.StackGuardMultiplier + _StackSystem
// After a stack split check the SP is allowed to be this
@ -107,6 +108,7 @@ const (
// The maximum number of bytes that a chain of NOSPLIT
// functions can use.
// This arithmetic must match that in cmd/internal/objabi/stack.go:StackLimit.
_StackLimit = _StackGuard - _StackSystem - _StackSmall
)