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internal/buildcfg: enable greenteagc experiment for loong64

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The loong64 compiler bug has been resolved, so we can now
unconditionally enable the experiment on the architecture.

Updates #73581
Fixes #75776

Change-Id: I390f8a125d43ca64798ea5b6a408aaf7220fadbf
Reviewed-on: https://go-review.googlesource.com/c/go/+/710476
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Auto-Submit: abner chenc <chenguoqi@loongson.cn>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: abner chenc <chenguoqi@loongson.cn>
Reviewed-by: Cherry Mui <cherryyz@google.com>
This commit is contained in:
WANG Xuerui 2025-10-09 16:05:35 +08:00 • committed by Gopher Robot
parent 954fdcc51a
commit c53cb642de
1 changed files with 1 additions and 6 deletions
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7
src/internal/buildcfg/exp.go
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@ -78,18 +78,13 @@ func ParseGOEXPERIMENT(goos, goarch, goexp string) (*ExperimentFlags, error) {
// things like .debug_addr (needed for DWARF 5). // things like .debug_addr (needed for DWARF 5).
dwarf5Supported := (goos != "darwin" && goos != "ios" && goos != "aix") dwarf5Supported := (goos != "darwin" && goos != "ios" && goos != "aix")
// The compiler crashes while compiling some of the Green Tea code.
// The Green Tea code is pretty normal, so this is likely a compiler
// bug in the loong64 port.
greenTeaGCSupported := goarch != "loong64"
baseline := goexperiment.Flags{ baseline := goexperiment.Flags{
RegabiWrappers: regabiSupported, RegabiWrappers: regabiSupported,
RegabiArgs: regabiSupported, RegabiArgs: regabiSupported,
Dwarf5: dwarf5Supported, Dwarf5: dwarf5Supported,
RandomizedHeapBase64: true, RandomizedHeapBase64: true,
SizeSpecializedMalloc: true, SizeSpecializedMalloc: true,
GreenTeaGC: greenTeaGCSupported, GreenTeaGC: true,
} }
// Start with the statically enabled set of experiments. // Start with the statically enabled set of experiments.