fix PR4963: folding insertvalue would sometimes turn a packed struct into

[llvm/avr.git] / test / Transforms / SCCP / ipsccp-conditional.ll

; RUN: opt < %s -ipsccp -S | \
; RUN:   grep -v {ret i32 0} | grep -v {ret i32 undef} | not grep ret

define internal i32 @bar(i32 %A) {
        %C = icmp eq i32 %A, 0          ; <i1> [#uses=1]
        br i1 %C, label %T, label %F
T:              ; preds = %0
        %B = call i32 @bar( i32 0 )             ; <i32> [#uses=0]
        ret i32 0
F:              ; preds = %0
        %C.upgrd.1 = call i32 @bar( i32 1 )             ; <i32> [#uses=1]
        ret i32 %C.upgrd.1
}

define i32 @foo() {
        %X = call i32 @bar( i32 0 )             ; <i32> [#uses=1]
        ret i32 %X
}