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For PR1245: 

Account for the sign bit when computing the number of bits required for
a negative integer literal constant.

llvm-svn: 35046
This commit is contained in:
Reid Spencer 2007-03-09 19:26:52 +00:00
parent 368faf9acd
commit 3fcf0c24a9
1 changed files with 1 additions and 1 deletions
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2
llvm/lib/AsmParser/Lexer.l
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@ -377,7 +377,7 @@ shufflevector { RET_TOK(OtherOpVal, ShuffleVector, SHUFFLEVECTOR); }
}
}
{NInteger} { int len = strlen(yytext);
uint32_t numBits = (((len-1) * 64) / 19) + 1;
uint32_t numBits = (((len-1) * 64) / 19) + 2;
APInt Tmp(numBits, yytext, len, 10);
uint32_t minBits = Tmp.getMinSignedBits();
if (minBits > 0 && minBits < numBits)