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cmd/compile: hide testdclstack behind debug flag

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This reduces compilation time for the program
in #18602 from 7 hours to 30 min.

Updates #14781
Updates #18602

Change-Id: I3c4af878a08920e6373d3b3b0c4453ee002e32eb
Reviewed-on: https://go-review.googlesource.com/35113
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
Reviewed-by: Robert Griesemer <gri@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Josh Bleecher Snyder 2017-01-11 13:53:34 -08:00
parent 641ef2a733
commit f65abf6ddc
5 changed files with 20 additions and 10 deletions
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13
src/cmd/compile/internal/gc/main.go
View file

@ -30,11 +30,12 @@ var (
)
var (
Debug_append int
Debug_closure int
Debug_panic int
Debug_slice int
Debug_wb int
Debug_append int
Debug_closure int
debug_dclstack int
Debug_panic int
Debug_slice int
Debug_wb int
)
// Debug arguments.
@ -48,6 +49,7 @@ var debugtab = []struct {
{"append", &Debug_append}, // print information about append compilation
{"closure", &Debug_closure}, // print information about closure compilation
{"disablenil", &disable_checknil}, // disable nil checks
{"dclstack", &debug_dclstack}, // run internal dclstack checks
{"gcprog", &Debug_gcprog}, // print dump of GC programs
{"nil", &Debug_checknil}, // print information about nil checks
{"panic", &Debug_panic}, // do not hide any compiler panic
@ -325,7 +327,6 @@ func Main() {
timings.Stop()
timings.AddEvent(int64(lexlineno-lexlineno0), "lines")
testdclstack()
mkpackage(localpkg.Name) // final import not used checks
finishUniverse()