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| author | Chris Lattner <sabre@nondot.org> | 2005-05-06 05:59:50 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-05-06 05:59:50 +0000 |
| commit | 47968e4dfd849b83a7eb958611c994e6b500998c (patch) | |
| tree | 085b3cc7e97cbb48d5060e53afc3d613388701e7 /examples/Fibonacci | |
| parent | ddb6db4fa11d06217d01d8431596131abdfb7ef0 (diff) | |
| download | llvm-47968e4dfd849b83a7eb958611c994e6b500998c.tar.gz llvm-47968e4dfd849b83a7eb958611c994e6b500998c.tar.bz2 llvm-47968e4dfd849b83a7eb958611c994e6b500998c.tar.xz | |
These are legal for tail calls
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21723 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'examples/Fibonacci')
| -rw-r--r-- | examples/Fibonacci/fibonacci.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/examples/Fibonacci/fibonacci.cpp b/examples/Fibonacci/fibonacci.cpp index 2bef63bb15..7c24e9e2fc 100644 --- a/examples/Fibonacci/fibonacci.cpp +++ b/examples/Fibonacci/fibonacci.cpp @@ -65,10 +65,13 @@ static Function *CreateFibFunction(Module *M) { // create fib(x-1) Value *Sub = BinaryOperator::createSub(ArgX, One, "arg", RecurseBB); Value *CallFibX1 = new CallInst(FibF, Sub, "fibx1", RecurseBB); + CallFibX1->setTailCall(true); // create fib(x-2) Sub = BinaryOperator::createSub(ArgX, Two, "arg", RecurseBB); Value *CallFibX2 = new CallInst(FibF, Sub, "fibx2", RecurseBB); + CallFibX2->setTailCall(true); + // fib(x-1)+fib(x-2) Value *Sum = BinaryOperator::createAdd(CallFibX1, CallFibX2, |