1*9880d681SAndroid Build Coastguard Worker; RUN: llvm-link %s %S/Inputs/unique-fwd-decl-order.ll -S -o - | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; RUN: llvm-link %S/Inputs/unique-fwd-decl-order.ll %s -S -o - | FileCheck %s 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Worker; This test exercises MDNode hashing. For the nodes to be correctly uniqued, 5*9880d681SAndroid Build Coastguard Worker; the hash of a to-be-created MDNode has to match the hash of an 6*9880d681SAndroid Build Coastguard Worker; operand-just-changed MDNode (with the same operands). 7*9880d681SAndroid Build Coastguard Worker; 8*9880d681SAndroid Build Coastguard Worker; Note that these two assembly files number the nodes identically, even though 9*9880d681SAndroid Build Coastguard Worker; the nodes are in a different order. This is for the reader's convenience. 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard Worker; CHECK: !named = !{!0, !0} 12*9880d681SAndroid Build Coastguard Worker!named = !{!0} 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Worker; CHECK: !0 = !{!1} 15*9880d681SAndroid Build Coastguard Worker!0 = !{!1} 16*9880d681SAndroid Build Coastguard Worker 17*9880d681SAndroid Build Coastguard Worker; CHECK: !1 = !{} 18*9880d681SAndroid Build Coastguard Worker!1 = !{} 19*9880d681SAndroid Build Coastguard Worker 20*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: !2 21