diff options
Diffstat (limited to 'src/debug/dwarf/typeunit.go')
| -rw-r--r-- | src/debug/dwarf/typeunit.go | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/src/debug/dwarf/typeunit.go b/src/debug/dwarf/typeunit.go index 3fd1c9973e..80971bbb90 100644 --- a/src/debug/dwarf/typeunit.go +++ b/src/debug/dwarf/typeunit.go @@ -27,16 +27,10 @@ func (d *Data) parseTypes(name string, types []byte) error { b := makeBuf(d, unknownFormat{}, name, 0, types) for len(b.data) > 0 { base := b.off - dwarf64 := false - n := b.uint32() - if n == 0xffffffff { - n64 := b.uint64() - if n64 != uint64(uint32(n64)) { - b.error("type unit length overflow") - return b.err - } - n = uint32(n64) - dwarf64 = true + n, dwarf64 := b.unitLength() + if n != Offset(uint32(n)) { + b.error("type unit length overflow") + return b.err } hdroff := b.off vers := b.uint16() @@ -79,7 +73,7 @@ func (d *Data) parseTypes(name string, types []byte) error { unit: unit{ base: base, off: boff, - data: b.bytes(int(Offset(n) - (b.off - hdroff))), + data: b.bytes(int(n - (b.off - hdroff))), atable: atable, asize: int(asize), vers: int(vers), |