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cmd/compile: flag "-d=dumpptrs" to print Node ptrs in Dump output

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The printing of the ptr values can mean that two dump outputs can't easily be
compared for the identical structure, so adding the "-d=dumpptrs" option to make
printing of Node pointer values be an option.

Change-Id: I0e92b02f069e9de2e6fa036a7841645d13cdd7a9
Reviewed-on: https://go-review.googlesource.com/c/go/+/271339
Trust: Dan Scales <danscales@google.com>
Run-TryBot: Dan Scales <danscales@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
This commit is contained in:
Dan Scales 2020-11-18 16:42:31 -08:00
parent 4d048194cd
commit c31540364c
2 changed files with 7 additions and 3 deletions
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2
src/cmd/compile/internal/gc/main.go
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@ -46,6 +46,7 @@ var (
Debug_closure int
Debug_compilelater int
debug_dclstack int
Debug_dumpptrs int
Debug_libfuzzer int
Debug_panic int
Debug_slice int
@ -75,6 +76,7 @@ var debugtab = []struct {
{"compilelater", "compile functions as late as possible", &Debug_compilelater},
{"disablenil", "disable nil checks", &disable_checknil},
{"dclstack", "run internal dclstack check", &debug_dclstack},
{"dumpptrs", "show Node pointer values in Dump/dumplist output", &Debug_dumpptrs},
{"gcprog", "print dump of GC programs", &Debug_gcprog},
{"libfuzzer", "coverage instrumentation for libfuzzer", &Debug_libfuzzer},
{"nil", "print information about nil checks", &Debug_checknil},