llvm-6502/test/Transforms/TailCallElim/accum_recursion.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

16 lines
409 B
LLVM

; RUN: opt < %s -tailcallelim -S | not grep call
define i32 @factorial(i32 %x) {
entry:
%tmp.1 = icmp sgt i32 %x, 0 ; <i1> [#uses=1]
br i1 %tmp.1, label %then, label %else
then: ; preds = %entry
%tmp.6 = add i32 %x, -1 ; <i32> [#uses=1]
%tmp.4 = call i32 @factorial( i32 %tmp.6 ) ; <i32> [#uses=1]
%tmp.7 = mul i32 %tmp.4, %x ; <i32> [#uses=1]
ret i32 %tmp.7
else: ; preds = %entry
ret i32 1
}