llvm/test/Transforms/InstCombine/2008-01-29-AddICmp.ll
Nick Lewycky f2a5f012f3 Tag this test with the PR reference.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46688 91177308-0d34-0410-b5e6-96231b3b80d8
2008-02-03 16:35:19 +00:00

21 lines
547 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep {a.off}
; PR1949
define i1 @test1(i32 %a) {
%a.off = add i32 %a, 4 ; <i32> [#uses=1]
%C = icmp ult i32 %a.off, 4 ; <i1> [#uses=1]
ret i1 %C
}
define i1 @test2(i32 %a) {
%a.off = sub i32 %a, 4 ; <i32> [#uses=1]
%C = icmp ugt i32 %a.off, -5 ; <i1> [#uses=1]
ret i1 %C
}
define i1 @test3(i32 %a) {
%a.off = add i32 %a, 4 ; <i32> [#uses=1]
%C = icmp slt i32 %a.off, 2147483652 ; <i1> [#uses=1]
ret i1 %C
}