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Clarify what -tailcallopt option actually do.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94628 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2010-01-27 00:10:09 +00:00
parent c90a153ad0
commit 8c86db58c8
1 changed files with 1 additions and 1 deletions
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lib/Target/TargetMachine.cpp
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@ -174,7 +174,7 @@ DefCodeModel("code-model",
clEnumValEnd));
static cl::opt<bool, true>
EnablePerformTailCallOpt("tailcallopt",
cl::desc("Turn on tail call optimization."),
cl::desc("Turn fastcc calls into tail calls by (potentially) changing ABI."),
cl::location(PerformTailCallOpt),
cl::init(false));
static cl::opt<unsigned, true>