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llvm-mirror/test/Transforms/InstCombine/2011-05-02-VectorBoolean.ll
Duncan Sands 8c729e71c2 Fix PR9579: when simplifying a compare to "true" or "false", and it was
a vector compare, generate a vector result rather than i1 (and crashing).

llvm-svn: 130706
2011-05-02 18:51:41 +00:00

16 lines
487 B
LLVM

; RUN: opt < %s -instcombine
; PR9579
define <2 x i16> @entry(<2 x i16> %a) nounwind {
entry:
%a.addr = alloca <2 x i16>, align 4
%.compoundliteral = alloca <2 x i16>, align 4
store <2 x i16> %a, <2 x i16>* %a.addr, align 4
%tmp = load <2 x i16>* %a.addr, align 4
store <2 x i16> zeroinitializer, <2 x i16>* %.compoundliteral
%tmp1 = load <2 x i16>* %.compoundliteral
%cmp = icmp uge <2 x i16> %tmp, %tmp1
%sext = sext <2 x i1> %cmp to <2 x i16>
ret <2 x i16> %sext
}