1 ; Test that opaque constants are not creating an infinite DAGCombine loop 2 ; RUN: llc < %s 3 ; XFAIL: r600, xcore 4 5 @a = common global i32* null, align 8 6 @c = common global i32 0, align 4 7 @b = common global i32* null, align 8 8 9 ; Function Attrs: nounwind ssp uwtable 10 define void @fn() { 11 store i32* inttoptr (i64 68719476735 to i32*), i32** @a, align 8 12 %1 = load i32* @c, align 4 13 %2 = sext i32 %1 to i64 14 %3 = lshr i64 %2, 12 15 %4 = and i64 %3, 68719476735 16 %5 = getelementptr inbounds i32* null, i64 %4 17 store i32* %5, i32** @b, align 8 18 ret void 19 } 20
