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Don't look for __builtin_ffs, we'll never see it from llvm-gcc and there's 

not reason to include it for other front ends.

llvm-svn: 22070
This commit is contained in:
Reid Spencer 2005-05-15 21:27:34 +00:00
parent 597618f9f8
commit 74305a6233
1 changed files with 0 additions and 14 deletions
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14
llvm/lib/Transforms/IPO/SimplifyLibCalls.cpp
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@ -1773,20 +1773,6 @@ public:
} FFSLLOptimizer;
/// This LibCallOptimization will simplify calls to the "__builtin_ffs"
/// function which is generated by the CFE (its GCC specific).
/// It simply uses FFSOptimization for which the transformation is
/// identical.
/// @brief Simplify the ffsl library function.
struct BuiltinFFSOptimization : public FFSOptimization
{
public:
/// @brief Default Constructor
BuiltinFFSOptimization() : FFSOptimization("__builtin_ffs",
"Number of '__builtin_ffs' calls simplified") {}
} BuiltinFFSOptimization;
/// A function to compute the length of a null-terminated constant array of
/// integers. This function can't rely on the size of the constant array
/// because there could be a null terminator in the middle of the array.