llvm-project/llvm/test/Transforms/IndVarSimplify/indirectbr.ll

23 lines
721 B
LLVM

; RUN: opt < %s -indvars -S -disable-output
; PR5758
define zeroext i1 @foo() nounwind {
entry:
indirectbr i8* undef, [label %"202", label %"133"]
"132": ; preds = %"133"
%0 = add i32 %1, 1 ; <i32> [#uses=1]
br label %"133"
"133": ; preds = %"132", %entry
%1 = phi i32 [ %0, %"132" ], [ 0, %entry ] ; <i32> [#uses=2]
%2 = icmp eq i32 %1, 4 ; <i1> [#uses=1]
br i1 %2, label %"134", label %"132"
"134": ; preds = %"133"
ret i1 true
"202": ; preds = %entry
ret i1 false
}