... | ... |
@@ -46,13 +46,13 @@ |
46 | 46 |
++len; |
47 | 47 |
} |
48 | 48 |
return len; |
49 | 49 |
} |
50 | 50 |
|
51 | 51 |
bool empty() const { |
52 |
return predMap[target] |
|
52 |
return predMap[target] == INVALID; |
|
53 | 53 |
} |
54 | 54 |
|
55 | 55 |
class RevArcIt { |
56 | 56 |
public: |
57 | 57 |
RevArcIt() {} |
58 | 58 |
RevArcIt(Invalid) : path(0), current(INVALID) {} |
... | ... |
@@ -120,13 +120,13 @@ |
120 | 120 |
++len; |
121 | 121 |
} |
122 | 122 |
return len; |
123 | 123 |
} |
124 | 124 |
|
125 | 125 |
bool empty() const { |
126 |
return source |
|
126 |
return predMatrixMap(source, target) == INVALID; |
|
127 | 127 |
} |
128 | 128 |
|
129 | 129 |
class RevArcIt { |
130 | 130 |
public: |
131 | 131 |
RevArcIt() {} |
132 | 132 |
RevArcIt(Invalid) : path(0), current(INVALID) {} |
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