llvm/test/Transforms/TailCallElim/dont-tce-tail-marked-call.ll
Reid Spencer 950c694e94 For PR1319:
Conver to new test system.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36045 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-15 05:03:58 +00:00

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403 B
LLVM

; RUN: llvm-upgrade < %s | llvm-as | opt -tailcallelim | llvm-dis | \
; RUN: grep {call i32 @foo}
declare void %bar(int*)
int %foo(uint %N) {
%A = alloca int, uint %N ;; Should stay in entry block because of 'tail' marker
store int 17, int* %A
call void %bar(int* %A)
%X = tail call int %foo(uint %N) ;; Cannot -tailcallelim this without increasing stack usage!
ret int %X
}