check.pass.Reportf(pos, "malformed //go:build line (space between // and go:build)")
		}
		return
	}
	if !check.goBuildOK || check.inStar {
		check.pass.Reportf(pos, "misplaced //go:build comment")
		check.crossCheck = false
		return
	}

	if check.goBuildPos == token.NoPos {
		check.goBuildPos = pos
	} else {
		check.pass.Reportf(pos, "unexpected extra //go:build line")

			check.pass.Reportf(pos, "//go:debug directive only valid in Go source files")
		} else if check.file.Name.Name != "main" && !strings.HasSuffix(check.filename, "_test.go") {
			check.pass.Reportf(pos, "//go:debug directive only valid in package main or test")
		} else if !check.inHeader {
			check.pass.Reportf(pos, "//go:debug directive only valid before package declaration")
		}
	}
}

// Go 1.20 strings.CutPrefix.

// Package framepointer defines an Analyzer that reports assembly code
// that clobbers the frame pointer before saving it.
package framepointer

import (
	"go/build"
	"regexp"
	"strings"

	"golang.org/x/tools/go/analysis"
	"golang.org/x/tools/go/analysis/passes/internal/analysisutil"
)

const Doc = "report assembly that clobbers the frame pointer before saving it"

		switch t.Underlying().(type) {
		case *types.Pointer, *types.Interface, *types.TypeParam:
			return
		}

		switch argidx {
		case 0:
			pass.Reportf(call.Lparen, "call of %s passes non-pointer", fn.Name())
		case 1:
			pass.Reportf(call.Lparen, "call of %s passes non-pointer as second argument", fn.Name())
		}
	})
	return nil, nil

	}

	checkDeferCall := func(node ast.Node) bool {
		switch v := node.(type) {
		case *ast.CallExpr:
			if analysisutil.IsFunctionNamed(typeutil.StaticCallee(pass.TypesInfo, v), "time", "Since") {
				pass.Reportf(v.Pos(), "call to time.Since is not deferred")
			}
		case *ast.FuncLit:
			return false // prune
		}
		return true
	}

	inspect := pass.ResultOf[inspect.Analyzer].(*inspector.Inspector)

		}

		// Check each line of a //-comment.
		for _, c := range group.List {
			if !strings.Contains(c.Text, "+build") {
				continue
			}
			if err := checkLine(c.Text, pastCutoff); err != nil {
				pass.Reportf(c.Pos(), "%s", err)
			}
		}
	}
}

func checkOtherFile(pass *analysis.Pass, filename string) error {
	content, tf, err := analysisutil.ReadFile(pass, filename)
	if err != nil {
		return err
	}

			if types.Identical(sig, sigNoArgsStringResult) {
				if stringMethods[fn.Name()] {
					pass.Reportf(call.Lparen, "result of (%s).%s call not used",
						sig.Recv().Type(), fn.Name())
				}
			}
		} else {
			// package-level function (e.g. fmt.Errorf)
			if pkgFuncs[[2]string{fn.Pkg().Path(), fn.Name()}] {
				pass.Reportf(call.Lparen, "result of %s.%s call not used",
					fn.Pkg().Path(), fn.Name())
			}
		}
	})

		return
	}

	for _, key := range checkTagDups {
		checkTagDuplicates(pass, tag, key, field, field, seen, 1)
	}

	if err := validateStructTag(tag); err != nil {
		pass.Reportf(field.Pos(), "struct field tag %#q not compatible with reflect.StructTag.Get: %s", tag, err)
	}

	// Check for use of json or xml tags with unexported fields.

	// Embedded struct. Nothing to do for now, but that

type ObjectFact struct {
	Object types.Object
	Fact   Fact
}

// Reportf is a helper function that reports a Diagnostic using the
// specified position and formatted error message.
func (pass *Pass) Reportf(pos token.Pos, format string, args ...interface{}) {
	msg := fmt.Sprintf(format, args...)
	pass.Report(Diagnostic{Pos: pos, Message: msg})
}

							TextEdits: []analysis.TextEdit{{
								Pos:     token.Pos(pos),
								End:     token.Pos(end),
								NewText: []byte(goodFormat),
							}},
						}},
					})
				} else {
					pass.Reportf(arg.Pos(), badFormat+" should be "+goodFormat)
				}
			}
		}
	})
	return nil, nil
}

func isTimeDotFormat(f *types.Func) bool {
	if f.Name() != "Format" || f.Pkg() == nil || f.Pkg().Path() != "time" {