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Diffstat (limited to 'src/cmd/compile/internal/noder')
| -rw-r--r-- | src/cmd/compile/internal/noder/unified.go | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/noder/unified.go b/src/cmd/compile/internal/noder/unified.go index 9a41ea9dfe..96c0916493 100644 --- a/src/cmd/compile/internal/noder/unified.go +++ b/src/cmd/compile/internal/noder/unified.go @@ -161,6 +161,16 @@ func writePkgStub(noders []*noder) string { // freePackage ensures the given package is garbage collected. func freePackage(pkg *types2.Package) { + // The GC test below relies on a precise GC that runs finalizers as + // soon as objects are unreachable. Our implementation provides + // this, but other/older implementations may not (e.g., Go 1.4 does + // not because of #22350). To avoid imposing unnecessary + // restrictions on the GOROOT_BOOTSTRAP toolchain, we skip the test + // during bootstrapping. + if base.CompilerBootstrap { + return + } + // Set a finalizer on pkg so we can detect if/when it's collected. done := make(chan struct{}) runtime.SetFinalizer(pkg, func(*types2.Package) { close(done) }) |