'cvise' sometimes passes non-existent files to 'clex'

[marxin]

'cvise' sometimes passes non-existent files to 'clex'

[marxin]

Thank you very much for the report.
I already hit the problem by stuck clex processes. In release mode it's blocked here:

0x00007ffff7eb1a0e in __GI___libc_read (fd=0, buf=0x40d520, nbytes=1024) at ../sysdeps/unix/sysv/linux/read.c:26
26	  return SYSCALL_CANCEL (read, fd, buf, nbytes);
(gdb) bt
#0  0x00007ffff7eb1a0e in __GI___libc_read (fd=0, buf=0x40d520, nbytes=1024) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007ffff7e439ba in _IO_new_file_underflow (fp=0x7ffff7f817e0 <_IO_2_1_stdin_>) at libioP.h:947
#2  0x00007ffff7e44c22 in __GI__IO_default_uflow (fp=0x7ffff7f817e0 <_IO_2_1_stdin_>) at libioP.h:947
#3  0x000000000040317c in yy_get_next_buffer () at /home/marxin/Programming/cvise/objdir/clex/clex.c:1691
#4  0x000000000040368a in yylex () at /home/marxin/Programming/cvise/objdir/clex/clex.c:1489
#5  0x000000000040268b in main (argc=<optimized out>, argv=<optimized out>) at /home/marxin/Programming/cvise/clex/driver.c:480

Thanks to you I know why is it doing that!