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