cmd/compile/internal/inline: score call sites exposed by inlines

[gostls13.git] / test / cmp.go

diff --git a/test/cmp.go b/test/cmp.go
index 9ac0ebe79d3dc00d217f1bec75adc71f7889445a..6db9ce5cc85b8b6223e88479301853bbe3cd009a 100644 (file)
--- a/test/cmp.go
+++ b/test/cmp.go
@@ -35,6 +35,10 @@ func istrue(b bool) {
 
 type T *int
 
+type X int
+
+func (X) x() {}
+
 func main() {
        var a []int
        var b map[string]int
@@ -111,7 +115,7 @@ func main() {
        isfalse(ic != d)
        isfalse(ie != e)
 
-       // 6g used to let this go through as true.
+       // gc used to let this go through as true.
        var g uint64 = 123
        var h int64 = 123
        var ig interface{} = g
@@ -129,6 +133,44 @@ func main() {
                panic("bad m[c]")
        }
 
+       // interface comparisons (issue 7207)
+       {
+               type I1 interface {
+                       x()
+               }
+               type I2 interface {
+                       x()
+               }
+               a1 := I1(X(0))
+               b1 := I1(X(1))
+               a2 := I2(X(0))
+               b2 := I2(X(1))
+               a3 := I1(a2)
+               a4 := I2(a1)
+               var e interface{} = X(0)
+               a5 := e.(I1)
+               a6 := e.(I2)
+               isfalse(a1 == b1)
+               isfalse(a1 == b2)
+               isfalse(a2 == b1)
+               isfalse(a2 == b2)
+               istrue(a1 == a2)
+               istrue(a1 == a3)
+               istrue(a1 == a4)
+               istrue(a1 == a5)
+               istrue(a1 == a6)
+               istrue(a2 == a3)
+               istrue(a2 == a4)
+               istrue(a2 == a5)
+               istrue(a2 == a6)
+               istrue(a3 == a4)
+               istrue(a3 == a5)
+               istrue(a3 == a6)
+               istrue(a4 == a5)
+               istrue(a4 == a6)
+               istrue(a5 == a6)
+       }
+
        // non-interface comparisons
        {
                c := make(chan int)