llvm-6502/test/Transforms/ConstProp/bswap.ll

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; bswap should be constant folded when it is passed a constant argument
; RUN: llvm-upgrade < %s | llvm-as | opt -constprop | llvm-dis | not grep call
declare ushort %llvm.bswap.i16(ushort)
declare uint %llvm.bswap.i32(uint)
declare ulong %llvm.bswap.i64(ulong)
ushort %W() {
%Z = call ushort %llvm.bswap.i16(ushort 1)
ret ushort %Z
}
uint %X() {
%Z = call uint %llvm.bswap.i32(uint 1)
ret uint %Z
}
ulong %Y() {
%Z = call ulong %llvm.bswap.i64(ulong 1)
ret ulong %Z
}