llvm-6502/test/Transforms/SCCP/2008-04-22-multiple-ret-sccp.ll
Chris Lattner c6ee00b8ee Rewrite multiple return value handling in SCCP. Before, the -sccp pass
would turn every getresult instruction into undef.  This helps with
rdar://5778210


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50140 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-23 05:38:20 +00:00

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LLVM

; RUN: llvm-as < %s | opt -sccp | llvm-dis | grep {ret i32 %Z}
; rdar://5778210
declare {i32, i32} @bar(i32 %A)
define i32 @foo() {
%X = call {i32, i32} @bar(i32 17)
%Y = getresult {i32, i32} %X, 0
%Z = add i32 %Y, %Y
ret i32 %Z
}