1#!perl 2BEGIN { 3 chdir 't' if -d 't'; 4 @INC = "../lib"; 5 require './test.pl'; 6} 7 8use Config qw(%Config); 9 10$ENV{PERL_TEST_MEMORY} >= 4 11 or skip_all("Need ~4Gb for this test"); 12$Config{ptrsize} >= 8 13 or skip_all("Need 64-bit pointers for this test"); 14 15plan(2); 16 17# [perl #103260] [perl #123071] 18my $x; 19$x .=" "x4096 for 1..2**30/4096; 20is eval { $x =~ s/ /_/g }, 2**30, "subst on long strings" ; 21is eval { $x =~ s/_/${\" "}/g },2**30,"subst on long strings (substcont)" ; 22