github.com/tinygo-org/tinygo@v0.31.3-0.20240404173401-90b0bf646c27/transform/maps_test.go (about)

     1  package transform_test
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/tinygo-org/tinygo/transform"
     7  	"tinygo.org/x/go-llvm"
     8  )
     9  
    10  func TestOptimizeMaps(t *testing.T) {
    11  	t.Parallel()
    12  	testTransform(t, "testdata/maps", func(mod llvm.Module) {
    13  		// Run optimization pass.
    14  		transform.OptimizeMaps(mod)
    15  
    16  		// Run an optimization pass, to clean up the result.
    17  		// This shows that all code related to the map is really eliminated.
    18  		po := llvm.NewPassBuilderOptions()
    19  		defer po.Dispose()
    20  		err := mod.RunPasses("dse,adce", llvm.TargetMachine{}, po)
    21  		if err != nil {
    22  			t.Error("failed to run passes:", err)
    23  		}
    24  	})
    25  }