Running flint++ from master (c04020e) on my own code results in

flint++: Tokenizer.cpp:99: std::string flint::{anonymous}::munchSingleLineComment(std::string&, size_t&): Assertion `i < pc.size()' failed.

Program received signal SIGABRT, Aborted.
0x00007ffff75390d5 in __GI_raise (sig=) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
64 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) bt
#0 0x00007ffff75390d5 in __GI_raise (sig=) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#1 0x00007ffff753c83b in __GI_abort () at abort.c:91
#2 0x00007ffff7531d9e in __assert_fail_base (fmt=, assertion=0x422b70 "i < pc.size()", file=0x4224ea "Tokenizer.cpp", line=, function=) at assert.c:94
#3 0x00007ffff7531e42 in __GI___assert_fail (assertion=0x422b70 "i < pc.size()", file=0x4224ea "Tokenizer.cpp", line=99,

function=0x423460 "std::string flint::{anonymous}::munchSingleLineComment(std::string&, size_t&)") at assert.c:103

#4 0x000000000041f7be in flint::tokenize(std::string const&, std::string const&, std::vector<flint::Token, std::allocatorflint::Token >&) ()
#5 0x0000000000413b2c in checkEntry(flint::ErrorReport&, std::string const&, unsigned int) ()
#6 0x00000000004140f6 in checkEntry(flint::ErrorReport&, std::string const&, unsigned int) ()
#7 0x00000000004140f6 in checkEntry(flint::ErrorReport&, std::string const&, unsigned int) ()
#8 0x0000000000402f7e in main ()