llvm-6502/test/Transforms/SCCP/2004-12-10-UndefBranchBug.ll
Chris Lattner 6e5fcf1898 New testcase that SCCP miscompiles. Luckily this is extremely unlikely to
happen in practice, but IP-SCCP can trigger it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18773 91177308-0d34-0410-b5e6-96231b3b80d8
2004-12-10 20:10:23 +00:00

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LLVM

; RUN: llvm-as < %s | opt -sccp | llvm-dis | grep 'ret int 1'
; This function definitely returns 1, even if we don't know the direction
; of the branch.
int %foo() {
br bool undef, label %T, label %T
T:
%X = add int 0, 1
ret int %X
}