diff options
| -rw-r--r-- | src/cmd/compile/internal/typecheck/iexport.go | 8 | ||||
| -rw-r--r-- | src/cmd/compile/internal/typecheck/iimport.go | 3 |
2 files changed, 11 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/typecheck/iexport.go b/src/cmd/compile/internal/typecheck/iexport.go index 38ac753201..6f33ca1597 100644 --- a/src/cmd/compile/internal/typecheck/iexport.go +++ b/src/cmd/compile/internal/typecheck/iexport.go @@ -246,6 +246,11 @@ const ( interfaceType ) +const ( + debug = false + magic = 0x6742937dc293105 +) + func WriteExports(out *bufio.Writer) { p := iexporter{ allPkgs: map[*types.Pkg]bool{}, @@ -1584,6 +1589,9 @@ func (w *exportWriter) expr(n ir.Node) { } func (w *exportWriter) op(op ir.Op) { + if debug { + w.uint64(magic) + } w.uint64(uint64(op)) } diff --git a/src/cmd/compile/internal/typecheck/iimport.go b/src/cmd/compile/internal/typecheck/iimport.go index 8df75b2285..d7c118b631 100644 --- a/src/cmd/compile/internal/typecheck/iimport.go +++ b/src/cmd/compile/internal/typecheck/iimport.go @@ -1228,6 +1228,9 @@ func (r *importReader) node() ir.Node { } func (r *importReader) op() ir.Op { + if debug && r.uint64() != magic { + base.Fatalf("import stream has desynchronized") + } return ir.Op(r.uint64()) } |