Fuzz introspector: fuzzerInternalAlgos
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
0 0 None 0 36 _hex2dToGeo call site: 00131 /src/h3/src/h3lib/lib/faceijk.c:464
0 0 None 0 7 h3SetToVertexGraph call site: 00030 /src/h3/src/h3lib/lib/algos.c:1081
0 0 None 0 3 _geoAzDistanceRads call site: 00135 /src/h3/src/h3lib/lib/latLng.c:211
0 0 None 0 3 destroyLinkedMultiPolygon call site: 00198 /src/h3/src/h3lib/lib/linkedGeo.c:124
0 0 None 0 0 _ijkNormalize call site: 00050 /src/h3/src/h3lib/lib/coordijk.c:273
0 0 None 0 0 _hex2dToGeo call site: 00126 /src/h3/src/h3lib/lib/faceijk.c:441
0 0 None 0 0 _geoAzDistanceRads call site: 00134 /src/h3/src/h3lib/lib/latLng.c:201
0 0 None 0 0 _geoAzDistanceRads call site: 00139 /src/h3/src/h3lib/lib/latLng.c:234
0 0 None 0 0 _geoAzDistanceRads call site: 00139 /src/h3/src/h3lib/lib/latLng.c:238
0 0 None 0 0 initVertexGraph call site: 00031 /src/h3/src/h3lib/lib/vertexGraph.c:38
0 0 None 0 0 removeVertexNode call site: 00170 /src/h3/src/h3lib/lib/vertexGraph.c:155

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 h3NeighborRotations [function] [call site] 00001
2 _rotate60ccw [function] [call site] 00002
2 __assert_fail [call site] 00003
2 _h3LeadingNonZeroDigit [function] [call site] 00004
2 _h3Rotate60ccw [function] [call site] 00005
3 _rotate60ccw [function] [call site] 00006
2 isResolutionClassIII [function] [call site] 00007
2 _isBaseCellPentagon [function] [call site] 00008
2 _h3LeadingNonZeroDigit [function] [call site] 00009
2 _baseCellIsCwOffset [function] [call site] 00010
2 __assert_fail [call site] 00011
2 _h3Rotate60cw [function] [call site] 00012
3 _rotate60cw [function] [call site] 00013
2 _h3Rotate60ccw [function] [call site] 00014
2 _h3Rotate60ccw [function] [call site] 00015
2 _h3Rotate60cw [function] [call site] 00016
2 _h3RotatePent60ccw [function] [call site] 00017
3 _rotate60ccw [function] [call site] 00018
3 _h3LeadingNonZeroDigit [function] [call site] 00019
3 _h3Rotate60ccw [function] [call site] 00020
2 _isBaseCellPolarPentagon [function] [call site] 00021
2 _h3LeadingNonZeroDigit [function] [call site] 00022
2 _h3LeadingNonZeroDigit [function] [call site] 00023
2 _h3Rotate60ccw [function] [call site] 00024
1 directionForNeighbor [function] [call site] 00025
2 isPentagon [function] [call site] 00026
3 _isBaseCellPentagon [function] [call site] 00027
3 _h3LeadingNonZeroDigit [function] [call site] 00028
2 h3NeighborRotations [function] [call site] 00029
1 h3SetToVertexGraph [function] [call site] 00030
2 initVertexGraph [function] [call site] 00031
3 calloc [call site] 00032
3 __assert_fail [call site] 00033
2 initVertexGraph [function] [call site] 00034
2 cellToBoundary [function] [call site] 00035
3 _h3ToFaceIjk [function] [call site] 00036
4 __assert_fail [call site] 00037
4 _isBaseCellPentagon [function] [call site] 00038
4 _h3LeadingNonZeroDigit [function] [call site] 00039
4 _h3Rotate60cw [function] [call site] 00040
4 _h3ToFaceIjkWithInitializedFijk [function] [call site] 00041
5 _isBaseCellPentagon [function] [call site] 00042
5 isResolutionClassIII [function] [call site] 00043
5 _neighbor [function] [call site] 00058
6 _ijkNormalize [function] [call site] 00060
4 isResolutionClassIII [function] [call site] 00061
4 _downAp7r [function] [call site] 00062
4 _isBaseCellPentagon [function] [call site] 00063
4 _h3LeadingNonZeroDigit [function] [call site] 00064
4 _adjustOverageClassII [function] [call site] 00065
4 _isBaseCellPentagon [function] [call site] 00086
4 _adjustOverageClassII [function] [call site] 00087
4 _upAp7r [function] [call site] 00088
5 lroundl [call site] 00089
5 lroundl [call site] 00090
5 _ijkNormalize [function] [call site] 00091
3 isPentagon [function] [call site] 00092
3 _faceIjkPentToCellBoundary [function] [call site] 00093
4 _faceIjkPentToVerts [function] [call site] 00094
5 isResolutionClassIII [function] [call site] 00095
5 isResolutionClassIII [function] [call site] 00110
5 _downAp7r [function] [call site] 00111
5 _ijkNormalize [function] [call site] 00113
4 _adjustPentVertOverage [function] [call site] 00114
5 _adjustOverageClassII [function] [call site] 00115
4 isResolutionClassIII [function] [call site] 00116
4 _ijkToHex2d [function] [call site] 00117
4 _ijkRotate60ccw [function] [call site] 00118
4 _ijkScale [function] [call site] 00119
4 _ijkNormalize [function] [call site] 00121
4 _ijkToHex2d [function] [call site] 00122
4 __assert_fail [call site] 00123
4 _v2dIntersect [function] [call site] 00124
4 _hex2dToGeo [function] [call site] 00125
5 _v2dMag [function] [call site] 00126
6 sqrt [call site] 00127
5 atan2 [call site] 00128
5 isResolutionClassIII [function] [call site] 00129
5 atan [call site] 00130
5 isResolutionClassIII [function] [call site] 00131
5 _posAngleRads [function] [call site] 00132
5 _posAngleRads [function] [call site] 00133
5 _geoAzDistanceRads [function] [call site] 00134
6 _posAngleRads [function] [call site] 00135
6 constrainLng [function] [call site] 00136
6 sin [call site] 00137
6 cos [call site] 00138
6 asin [call site] 00139
6 sin [call site] 00140
6 cos [call site] 00141
6 cos [call site] 00142
6 atan2 [call site] 00143
6 constrainLng [function] [call site] 00144
4 _ijkToHex2d [function] [call site] 00145
4 _hex2dToGeo [function] [call site] 00146
3 _faceIjkToCellBoundary [function] [call site] 00147
4 _faceIjkToVerts [function] [call site] 00148
5 isResolutionClassIII [function] [call site] 00149
5 _downAp3r [function] [call site] 00151
5 isResolutionClassIII [function] [call site] 00152
5 _downAp7r [function] [call site] 00153
5 _ijkNormalize [function] [call site] 00155
4 _adjustOverageClassII [function] [call site] 00156
4 isResolutionClassIII [function] [call site] 00157
4 _ijkToHex2d [function] [call site] 00158
4 _ijkToHex2d [function] [call site] 00159
4 __assert_fail [call site] 00160
4 _v2dIntersect [function] [call site] 00161
4 _v2dAlmostEquals [function] [call site] 00162
4 _v2dAlmostEquals [function] [call site] 00163
4 _hex2dToGeo [function] [call site] 00164
4 _ijkToHex2d [function] [call site] 00165
4 _hex2dToGeo [function] [call site] 00166
2 destroyVertexGraph [function] [call site] 00167
3 firstVertexNode [function] [call site] 00168
3 removeVertexNode [function] [call site] 00169
4 _hashVertex [function] [call site] 00170
5 pow [call site] 00171
2 findNodeForEdge [function] [call site] 00172
3 _hashVertex [function] [call site] 00173
3 geoAlmostEqual [function] [call site] 00174
4 geoAlmostEqualThreshold [function] [call site] 00175
3 geoAlmostEqual [function] [call site] 00176
2 removeVertexNode [function] [call site] 00177
2 addVertexNode [function] [call site] 00178
3 __assert_fail [call site] 00179
3 _initVertexNode [function] [call site] 00180
3 _hashVertex [function] [call site] 00181
3 geoAlmostEqual [function] [call site] 00182
3 geoAlmostEqual [function] [call site] 00183
1 _vertexGraphToLinkedGeo [function] [call site] 00184
2 firstVertexNode [function] [call site] 00185
2 addNewLinkedLoop [function] [call site] 00186
3 calloc [call site] 00187
3 __assert_fail [call site] 00188
3 addLinkedLoop [function] [call site] 00189
4 __assert_fail [call site] 00190
2 addLinkedCoord [function] [call site] 00191
3 __assert_fail [call site] 00192
3 __assert_fail [call site] 00193
2 removeVertexNode [function] [call site] 00194
2 findNodeForVertex [function] [call site] 00195
3 findNodeForEdge [function] [call site] 00196
1 destroyLinkedMultiPolygon [function] [call site] 00197
2 destroyLinkedGeoLoop [function] [call site] 00198
1 destroyVertexGraph [function] [call site] 00199