puts "========"
puts "0030778: \[Regression to 7.3.0\] Extrema raises excep-tion StdFail_InfiniteSolutions"
puts "========"
puts ""

restore [locate_data_file bug30778.brep] a
explode a
pcurve c1 a_1 a_3
pcurve c2 a_2 a_3
trim c1 c1 0.0833292423088664 1
trim c2 c2 0 0.91666977216245

set out [2dextrema c1 c2]

regexp {distance = ([0-9+-.eE]*)} $out full dist

checkreal distance $dist 0 1e-9 0