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tail recursion git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10331 91177308-0d34-0410-b5e6-96231b3b80d8
18 lines
359 B
LLVM
18 lines
359 B
LLVM
; RUN: llvm-as < %s | opt -tailcallelim | llvm-dis | not grep call
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int %factorial(int %x) {
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entry:
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%tmp.1 = setgt int %x, 0
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br bool %tmp.1, label %then, label %else
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then:
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%tmp.6 = add int %x, -1
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%tmp.4 = call int %factorial( int %tmp.6 )
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%tmp.7 = mul int %tmp.4, %x
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ret int %tmp.7
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else:
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ret int 1
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}
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