Benchmark libsupc++ libcxxabi-before libcxxabi-after Chain, 1 level 6.76 10.1 3.54 Chain, 2 levels 6.67 10.9 3.2 Chain, 3 levels 6.6 11.9 3.27 Chain, 4 levels 6.94 14.3 3.19 Chain, 5 levels 6.55 15.9 3.1 Chain, 6 levels 6.68 18.5 3.05 Chain, 7 levels 6.89 20.1 3.04 Chain, 8 levels 6.58 22.2 3.04 Chain, 9 levels 6.64 25.2 3.04 Chain middle, 1 level 17 11.6 8.71 Chain middle, 2 levels 24.4 15.8 10.6 Chain middle, 3 levels 28.1 20.6 12.8 Chain middle, 4 levels 35.3 25.1 14.9 Chain fail, 1 level 13.6 8.08 12.7 Chain fail, 2 levels 23.2 10.3 17 Chain fail, 3 levels 35.8 12.5 21.2 Chain fail, 4 levels 44.1 14.8 25.8 Chain fail, 5 levels 50.8 17.2 31.4 Chain fail, 6 levels 58.1 19.6 35.3 Chain fail, 7 levels 65.4 21.4 38.9 Chain fail, 8 levels 72.6 23.5 43.4 Vchain, 1 level 18.2 9.26 9.57 Vchain, 2 levels 24.3 13.7 14.1 Vchain, 3 levels 30 17.8 17.6 Vchain, 4 levels 35.8 22.2 22.1 Vchain, 5 levels 53.3 26.6 26.4 Vchain middle, 1 level 31.5 13.7 14.5 Vchain middle, 2 levels 63.6 21.5 21.7 Vchain middle, 3 levels 86.8 28.9 28.9 Vchain middle, 4 levels 120 37.1 37.2 Vchain fail, 1 level 18.6 8.37 8.97 Vchain fail, 2 levels 31.7 12 12.7 Vchain fail, 3 levels 44.2 15.6 16 Vchain fail, 4 levels 58 19.3 19.2 Vchain fail, 5 levels 77.4 22.7 23.1 DAG rightmost, 3 levels 7.65 63 3.06 DAG rightmost, 4 levels 7.6 128 3.1 DAG rightmost, 5 levels 7.57 264 3.06 DAG leftmost, 3 levels 10.1 19.1 3.07 DAG leftmost, 4 levels 10 24.3 3.07 DAG leftmost, 5 levels 10 28.1 3.07 DAG rightmost middle, 1 level 36.3 112 117 DAG rightmost middle, 2 levels 26.9 116 102 DAG rightmost middle, 3 levels 17.2 120 71.2 DAG leftmost middle, 1 level 47.7 100 21.1 DAG leftmost middle, 2 levels 35.3 92 16.6 DAG leftmost middle, 3 levels 22.4 71.1 11.6 DAG sidecast, 3 levels 123 55.2 57.6 DAG sidecast, 2 levels 92.5 51.4 53.4 DAG sidecast, 1 level 25.1 36.5 37.4 DAG sidecast fail, 3 levels 125 54.7 58.8 DAG sidecast fail, 2 levels 109 47.2 51.3 DAG sidecast fail, 1 level 75.5 34.9 37.8 VDAG rightmost, 3 levels 20.5 61.6 62 VDAG rightmost, 4 levels 25.1 126 128 VDAG rightmost, 5 levels 30 256 256 VDAG leftmost, 3 levels 56.1 19.6 19.9 VDAG leftmost, 4 levels 102 24.6 24.5 VDAG leftmost, 5 levels 191 29 29.6 VDAG rightmost middle, 1 level 117 56.8 57.9 VDAG rightmost middle, 2 levels 245 117 127 VDAG rightmost middle, 3 levels 507 244 238 VDAG leftmost middle, 1 level 128 53 55 VDAG leftmost middle, 2 levels 241 101 101 VDAG leftmost middle, 3 levels 529 188 189 VDAG sidecast, 3 levels 125 57.2 56.9 VDAG sidecast, 2 levels 97.6 49 50.1 VDAG sidecast, 1 level 24.8 36.8 38.1 VDAG sidecast fail, 3 levels 125 56.9 56.7 VDAG sidecast fail, 2 levels 113 48.2 48.9 VDAG sidecast fail, 1 level 83.2 33.9 35.6 Chain to complete 0.306 0.305 0.306 Vchain to complete 0.305 0.305 0.305 DAG to complete 0.305 0.305 0.306 VDAG to complete 0.612 0.611 0.614 Static 0.305 0.305 0.305