diff options
Diffstat (limited to 'src/runtime/runtime1.go')
| -rw-r--r-- | src/runtime/runtime1.go | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/src/runtime/runtime1.go b/src/runtime/runtime1.go index afe1bdd298..8c8b20aa57 100644 --- a/src/runtime/runtime1.go +++ b/src/runtime/runtime1.go @@ -339,12 +339,25 @@ var debug struct { sbrk int32 panicnil atomic.Int32 + + // asynctimerchan controls whether timer channels + // behave asynchronously (as in Go 1.22 and earlier) + // instead of their Go 1.23+ synchronous behavior. + // The value can change at any time (in response to os.Setenv("GODEBUG")) + // and affects all extant timer channels immediately. + // Programs wouldn't normally change over an execution, + // but allowing it is convenient for testing and for programs + // that do an os.Setenv in main.init or main.main. + asynctimerchan atomic.Int32 } var dbgvars = []*dbgVar{ + {name: "adaptivestackstart", value: &debug.adaptivestackstart}, {name: "allocfreetrace", value: &debug.allocfreetrace}, - {name: "clobberfree", value: &debug.clobberfree}, + {name: "asyncpreemptoff", value: &debug.asyncpreemptoff}, + {name: "asynctimerchan", atomic: &debug.asynctimerchan}, {name: "cgocheck", value: &debug.cgocheck}, + {name: "clobberfree", value: &debug.clobberfree}, {name: "disablethp", value: &debug.disablethp}, {name: "dontfreezetheworld", value: &debug.dontfreezetheworld}, {name: "efence", value: &debug.efence}, @@ -353,21 +366,19 @@ var dbgvars = []*dbgVar{ {name: "gcshrinkstackoff", value: &debug.gcshrinkstackoff}, {name: "gcstoptheworld", value: &debug.gcstoptheworld}, {name: "gctrace", value: &debug.gctrace}, + {name: "harddecommit", value: &debug.harddecommit}, + {name: "inittrace", value: &debug.inittrace}, {name: "invalidptr", value: &debug.invalidptr}, {name: "madvdontneed", value: &debug.madvdontneed}, + {name: "panicnil", atomic: &debug.panicnil}, {name: "runtimecontentionstacks", atomic: &debug.runtimeContentionStacks}, {name: "sbrk", value: &debug.sbrk}, {name: "scavtrace", value: &debug.scavtrace}, {name: "scheddetail", value: &debug.scheddetail}, {name: "schedtrace", value: &debug.schedtrace}, + {name: "traceadvanceperiod", value: &debug.traceadvanceperiod}, {name: "tracebackancestors", value: &debug.tracebackancestors}, - {name: "asyncpreemptoff", value: &debug.asyncpreemptoff}, - {name: "inittrace", value: &debug.inittrace}, - {name: "harddecommit", value: &debug.harddecommit}, - {name: "adaptivestackstart", value: &debug.adaptivestackstart}, {name: "tracefpunwindoff", value: &debug.tracefpunwindoff}, - {name: "panicnil", atomic: &debug.panicnil}, - {name: "traceadvanceperiod", value: &debug.traceadvanceperiod}, } func parsedebugvars() { |