llvm-project/llvm/test/ExecutionEngine/2003-06-05-PHIBug.ll

19 lines
399 B
LLVM

; RUN: llvm-as < %s -f -o %t.bc
; RUN: lli %t.bc > /dev/null
; Testcase distilled from 256.bzip2.
target datalayout = "e-p:32:32"
define i32 @main() {
entry:
%X = add i32 1, -1 ; <i32> [#uses=3]
br label %Next
Next: ; preds = %entry
%A = phi i32 [ %X, %entry ] ; <i32> [#uses=0]
%B = phi i32 [ %X, %entry ] ; <i32> [#uses=0]
%C = phi i32 [ %X, %entry ] ; <i32> [#uses=1]
ret i32 %C
}