Merge pull request #580 from visualfc/afterinit

cl: after init check hasPatch

cl/compile.go

@@ -25,6 +25,7 @@ import (
 	"log"
 	"os"
 	"sort"
+	"strings"
 
 	"github.com/goplus/llgo/cl/blocks"
 	"github.com/goplus/llgo/internal/typepatch"
@@ -288,9 +289,14 @@ func (p *context) compileBlock(b llssa.Builder, block *ssa.BasicBlock, n int, do
 			instrs = instrs[:last]
 		} else {
 			// TODO(xsw): confirm pyMod don't need to call AfterInit
-			p.inits = append(p.inits, func() {
+			after := func() {
 				pkg.AfterInit(b, ret)
-			})
+			}
+			if strings.HasSuffix(fn.Name(), "$hasPatch") {
+				p.inits[len(p.inits)-1] = after
+			} else {
+				p.inits = append(p.inits, after)
+			}
 		}
 	} else if doMainInit {
 		argc := pkg.NewVar("__llgo_argc", types.NewPointer(types.Typ[types.Int32]), llssa.InC)