Jan Engelhardt wrote: > On Monday 2008-12-29 02:35, Eric Liang wrote: > >> It looks like that the file<memory> includes the >> file<c++/4.3/backward/auto_ptr.h>.But when I open the file<features.h> >> which is included in file<memory>,there is a mass of macros and files in >> it.It's too difficult for me to continue the search... >> >> So here is the question:what the path is from memory.h to >> auto_ptr.h? or what can I do to find it? >> > > echo '#include <memory>' | g++ -E - > > and watch the #line lines as they essentially form a tree. > Thanks Jan, but after running the command, I've got these as follows: # 1 "<stdin>" # 1 "<built-in>" # 1 "<command-line>" # 1 "<stdin>" <stdin>:1:18: error: memory: No such file or directory So, what can I do next? BTW, I've sent this mail to <gcc-help-faq@xxxxxxxxxxx> before here, but there's no reply. Is that address available? and what the difference is between the two addresses? TIA.
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