debug/pe: decoding dwarf section failure #11608
Description
C:\dev\go\src\debug\pe>go version
go version devel +d5994f4 Sun Jul 5 22:07:46 2015 +0000 windows/386
C:\dev\go\src\debug\pe>git diff
diff --git a/src/debug/pe/file_test.go b/src/debug/pe/file_test.go
index 0d73969..aa03459 100644
--- a/src/debug/pe/file_test.go
+++ b/src/debug/pe/file_test.go
@@ -5,7 +5,12 @@
package pe
import (
+ "io/ioutil"
+ "os"
+ "os/exec"
+ "path/filepath"
"reflect"
+ "runtime"
"testing"
)
@@ -241,3 +246,37 @@ func TestOpenFailure(t *testing.T) {
t.Errorf("open %s: succeeded unexpectedly", filename)
}
}
+
+func TestDWARF(t *testing.T) {
+ if runtime.GOOS != "windows" {
+ t.Skip("Skipping windows only test.")
+ }
+
+ tmpdir, err := ioutil.TempDir("", "TestDWARF")
+ if err != nil {
+ t.Fatal("TempDir failed: ", err)
+ }
+ defer os.RemoveAll(tmpdir)
+
+ prog := `
+package main
+func main() {
+}
+`
+ src := filepath.Join(tmpdir, "a.go")
+ exe := filepath.Join(tmpdir, "a.exe")
+ err = ioutil.WriteFile(src, []byte(prog), 0644)
+ output, err := exec.Command("go", "build", "-o", exe, src).CombinedOutput()
+ if err != nil {
+ t.Fatalf("building test executable failed: %s %s", err, string(output))
+ }
+
+ f, err := Open(exe)
+ if err != nil {
+ t.Fatal(err)
+ }
+ _, err = f.DWARF()
+ if err != nil {
+ t.Fatal(err)
+ }
+}
C:\dev\go\src\debug\pe>go test -v -run=DWARF
=== RUN TestDWARF
--- FAIL: TestDWARF (3.80s)
file_test.go:280: decoding dwarf section info at offset 0x1e7ff: underflow
FAIL
exit status 1
FAIL debug/pe 3.905s
C:\dev\go\src\debug\pe>
Alex