llvm-project/llvm/test/Transforms/SimplifyCFG/PHINode.ll

16 lines
425 B
LLVM

; -simplifycfg is not folding blocks if there is a PHI node involved. This
; should be fixed eventually
; RUN: opt < %s -simplifycfg -S | FileCheck %s
define i32 @main(i32 %argc) {
; <label>:0
; CHECK-NOT: br label %InlinedFunctionReturnNode
br label %InlinedFunctionReturnNode
InlinedFunctionReturnNode: ; preds = %0
%X = phi i32 [ 7, %0 ] ; <i32> [#uses=1]
%Y = add i32 %X, %argc ; <i32> [#uses=1]
ret i32 %Y
}