diff options
Diffstat (limited to 'libgo/go/runtime/iface.go')
| -rw-r--r-- | libgo/go/runtime/iface.go | 37 |
1 files changed, 4 insertions, 33 deletions
diff --git a/libgo/go/runtime/iface.go b/libgo/go/runtime/iface.go index 1c3a5f3..6def738 100644 --- a/libgo/go/runtime/iface.go +++ b/libgo/go/runtime/iface.go @@ -15,10 +15,7 @@ import ( // //go:linkname requireitab runtime.requireitab //go:linkname assertitab runtime.assertitab -//go:linkname assertI2T runtime.assertI2T -//go:linkname ifacetypeeq runtime.ifacetypeeq -//go:linkname efacetype runtime.efacetype -//go:linkname ifacetype runtime.ifacetype +//go:linkname panicdottype runtime.panicdottype //go:linkname ifaceE2E2 runtime.ifaceE2E2 //go:linkname ifaceI2E2 runtime.ifaceI2E2 //go:linkname ifaceE2I2 runtime.ifaceE2I2 @@ -356,35 +353,9 @@ func assertitab(lhs, rhs *_type) unsafe.Pointer { return getitab(lhs, rhs, false) } -// Check whether an interface type may be converted to a non-interface -// type, panicing if not. -func assertI2T(lhs, rhs, inter *_type) { - if rhs == nil { - panic(&TypeAssertionError{nil, nil, lhs, ""}) - } - if !eqtype(lhs, rhs) { - panic(&TypeAssertionError{inter, rhs, lhs, ""}) - } -} - -// Compare two type descriptors for equality. -func ifacetypeeq(a, b *_type) bool { - return eqtype(a, b) -} - -// Return the type descriptor of an empty interface. -// FIXME: This should be inlined by the compiler. -func efacetype(e eface) *_type { - return e._type -} - -// Return the type descriptor of a non-empty interface. -// FIXME: This should be inlined by the compiler. -func ifacetype(i iface) *_type { - if i.tab == nil { - return nil - } - return *(**_type)(i.tab) +// panicdottype is called when doing an i.(T) conversion and the conversion fails. +func panicdottype(lhs, rhs, inter *_type) { + panic(&TypeAssertionError{inter, rhs, lhs, ""}) } // Convert an empty interface to an empty interface, for a comma-ok |