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cmd/nm: accept macho files which don't have symbol table in the archive

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After https://golang.org/cl/64793, we started to include Mach-O object
files which don't have symbol table into cgo archive.
However, toolchains didn't handle those files yet.

Fixes #21959

Change-Id: Ibb2f6492f1fa59368f2dfd4cff19783997539875
Reviewed-on: https://go-review.googlesource.com/65170
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Hiroshi Ioka 2017-09-21 12:56:30 +09:00 • committed by Ian Lance Taylor
parent dd5a86f18c
commit 2f7b57e9d8
2 changed files with 10 additions and 2 deletions
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2
src/cmd/internal/objfile/macho.go
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@ -30,7 +30,7 @@ func openMacho(r io.ReaderAt) (rawFile, error) {
func (f *machoFile) symbols() ([]Sym, error) {
if f.macho.Symtab == nil {
return nil, fmt.Errorf("missing symbol table")
return nil, nil
}
// Build sorted list of addresses of all symbols.