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We don't need to byteswap, the interpreter assumes the program is running

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native anyways. This fixes a crash using %d and similar in a scanf statement.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86440 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky 2009-11-08 05:45:04 +00:00
parent 474f0df3ac
commit 327127909e
1 changed files with 1 additions and 8 deletions
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9
lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
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@ -468,8 +468,7 @@ static void ByteswapSCANFResults(LLVMContext &C,
} }
break; break;
case 'e': case 'g': case 'E': case 'e': case 'g': case 'E': case 'f':
case 'f':
if (Long || LongLong) { if (Long || LongLong) {
Size = 8; Ty = Type::getDoubleTy(C); Size = 8; Ty = Type::getDoubleTy(C);
} else { } else {
@ -508,9 +507,6 @@ GenericValue lle_X_sscanf(const FunctionType *FT,
GenericValue GV; GenericValue GV;
GV.IntVal = APInt(32, sscanf(Args[0], Args[1], Args[2], Args[3], Args[4], GV.IntVal = APInt(32, sscanf(Args[0], Args[1], Args[2], Args[3], Args[4],
Args[5], Args[6], Args[7], Args[8], Args[9])); Args[5], Args[6], Args[7], Args[8], Args[9]));
ByteswapSCANFResults(FT->getContext(),
Args[1], Args[2], Args[3], Args[4],
Args[5], Args[6], Args[7], Args[8], Args[9], 0);
return GV; return GV;
} }
@ -526,9 +522,6 @@ GenericValue lle_X_scanf(const FunctionType *FT,
GenericValue GV; GenericValue GV;
GV.IntVal = APInt(32, scanf( Args[0], Args[1], Args[2], Args[3], Args[4], GV.IntVal = APInt(32, scanf( Args[0], Args[1], Args[2], Args[3], Args[4],
Args[5], Args[6], Args[7], Args[8], Args[9])); Args[5], Args[6], Args[7], Args[8], Args[9]));
ByteswapSCANFResults(FT->getContext(),
Args[0], Args[1], Args[2], Args[3], Args[4],
Args[5], Args[6], Args[7], Args[8], Args[9]);
return GV; return GV;
} }