Object/COFF: change data type of SymbolNumber from int16 to uint16.
authorRui Ueyama <ruiu@google.com>
Sat, 15 Mar 2014 00:04:08 +0000 (00:04 +0000)
committerRui Ueyama <ruiu@google.com>
Sat, 15 Mar 2014 00:04:08 +0000 (00:04 +0000)
commit7aa478d944709293c96d33020891e9b725d03f73
treeecd55dfc606e62f119e7b26228ccfc782096dd84
parent1d8c02bef375fa43a4f51ee8e4c086c40d4ea072
Object/COFF: change data type of SymbolNumber from int16 to uint16.

Microsoft PE/COFF Spec clearly states that the field is of signed interger
type. However, in reality, it's unsigned. If cl.exe needs to create a large
number of sections for COMDAT sections, it will just create more than 32768
sections. Handling large section number as negative number is not correct.
I think this is a spec bug.

Differential Revision: http://llvm-reviews.chandlerc.com/D3088

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@203986 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Object/COFF.h
include/llvm/Support/COFF.h
test/MC/COFF/feat00.s
test/MC/COFF/weak.s
tools/llvm-nm/llvm-nm.cpp