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        kind: 'assert_malformed',
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              value: '(global i32 (i32.const _100))'
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      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const +_100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const -_100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const 99_))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const 1__000))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const _0x100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const 0_x100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const 0x_100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const 0x00_))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i32 (i32.const 0xff__ffff))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const _100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const +_100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const -_100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const 99_))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const 1__000))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const _0x100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const 0_x100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const 0x_100))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const 0x00_))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      },
      {
        kind: 'assert_malformed',
        module: {
          kind: 'module',
          body: [
            'quote',
            {
              kind: 'literal',
              value: '(global i64 (i64.const 0xff__ffff))'
            }
          ]
        },
        failure: {
          kind: 'literal',
          value: 'unknown operator'
        }
      }
    ]
  }
  