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