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ok, ok, stop fighting type punning warnings by just using a union.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174827 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2013-02-10 06:36:29 +00:00
parent 10b043e2ab
commit e9288fbe4d
1 changed files with 9 additions and 6 deletions
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15
include/llvm/Bitcode/BitstreamReader.h
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@ -364,13 +364,16 @@ public:
uint32_t R = uint32_t(CurWord);
// Read the next word from the stream.
char buf[sizeof(word_t)] = {0};
BitStream->getBitcodeBytes().readBytes(NextChar, sizeof(buf),
(uint8_t*)buf, NULL);
union {
uint8_t ArrayMember[sizeof(word_t)];
support::detail::packed_endian_specific_integral
<word_t, support::little, support::unaligned> EndianMember;
} buf = { { 0 } };
typedef support::detail::packed_endian_specific_integral
<word_t, support::little, support::unaligned> Endian_T;
CurWord = *(Endian_T*)buf;
BitStream->getBitcodeBytes().readBytes(NextChar, sizeof(buf),
buf.ArrayMember, NULL);
// Handle big-endian byte-swapping if necessary.
CurWord = buf.EndianMember;
NextChar += sizeof(word_t);