diff options
Diffstat (limited to 'src/cmd/compile/internal/ssa/value.go')
| -rw-r--r-- | src/cmd/compile/internal/ssa/value.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/ssa/value.go b/src/cmd/compile/internal/ssa/value.go index 94b8763d5d..edc43aaae7 100644 --- a/src/cmd/compile/internal/ssa/value.go +++ b/src/cmd/compile/internal/ssa/value.go @@ -348,6 +348,9 @@ func (v *Value) reset(op Op) { // It modifies v to be (Copy a). //go:noinline func (v *Value) copyOf(a *Value) { + if v == a { + return + } if v.InCache { v.Block.Func.unCache(v) } |