From df13e3ab8294d23b428fb0772fa8cbc5ffb93ce4 Mon Sep 17 00:00:00 2001
From: xushiwei <x@goplus.org>
Date: Mon, 27 May 2024 09:56:42 +0800
Subject: [PATCH] PrintIface

---
 cl/_testgo/errors/in.go     | 21 +++++++++++++++++++++
 cl/_testgo/errors/out.ll    |  0
 internal/runtime/z_print.go |  4 ++++
 ssa/expr.go                 |  2 ++
 ssa/interface.go            |  2 +-
 5 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 cl/_testgo/errors/in.go
 create mode 100644 cl/_testgo/errors/out.ll

diff --git a/cl/_testgo/errors/in.go b/cl/_testgo/errors/in.go
new file mode 100644
index 00000000..ada33367
--- /dev/null
+++ b/cl/_testgo/errors/in.go
@@ -0,0 +1,21 @@
+package main
+
+// New returns an error that formats as the given text.
+// Each call to New returns a distinct error value even if the text is identical.
+func New(text string) error {
+	return &errorString{text}
+}
+
+// errorString is a trivial implementation of error.
+type errorString struct {
+	s string
+}
+
+func (e *errorString) Error() string {
+	return e.s
+}
+
+func main() {
+	err := New("an error")
+	println(err, err.Error())
+}
diff --git a/cl/_testgo/errors/out.ll b/cl/_testgo/errors/out.ll
new file mode 100644
index 00000000..e69de29b
diff --git a/internal/runtime/z_print.go b/internal/runtime/z_print.go
index 27a47ac7..8edbbb69 100644
--- a/internal/runtime/z_print.go
+++ b/internal/runtime/z_print.go
@@ -69,3 +69,7 @@ func PrintSlice(s Slice) {
 func PrintEface(e Eface) {
 	print("(", e._type, ",", e.data, ")")
 }
+
+func PrintIface(i Iface) {
+	print("(", i.tab, ",", i.data, ")")
+}
diff --git a/ssa/expr.go b/ssa/expr.go
index c013da55..bdaa64df 100644
--- a/ssa/expr.go
+++ b/ssa/expr.go
@@ -1080,6 +1080,8 @@ func (b Builder) BuiltinCall(fn string, args ...Expr) (ret Expr) {
 				fn = "PrintString"
 			case vkEface:
 				fn = "PrintEface"
+			case vkIface:
+				fn = "PrintIface"
 			// case vkComplex:
 			// 	fn = "PrintComplex"
 			default:
diff --git a/ssa/interface.go b/ssa/interface.go
index a318a78d..86fa5762 100644
--- a/ssa/interface.go
+++ b/ssa/interface.go
@@ -127,7 +127,7 @@ func (b Builder) abiNamedOf(t *types.Named) Expr {
 
 func (b Builder) abiPointerOf(t *types.Pointer) Expr {
 	elem := b.abiTypeOf(t.Elem())
-	return b.Call(b.Pkg.rtFunc("Pointer"), elem)
+	return b.Call(b.Pkg.rtFunc("PointerTo"), elem)
 }
 
 // func Struct(pkgPath string, size uintptr, fields []abi.StructField)