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Support -fdebug-cpp option
authordodji <dodji@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 17 Oct 2011 09:59:40 +0000 (09:59 +0000)
committerdodji <dodji@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 17 Oct 2011 09:59:40 +0000 (09:59 +0000)
commit62db153a9b1799e87fcc12393c34a4c9a1fa0ef5
tree1df29dda9c3f6fb6e559fa82140695ea5b6130d1
parent3de02a0fadcb82dc5ec168ca091a6f47ffe0575b
Support -fdebug-cpp option

This patch adds -fdebug-cpp option. When used with -E this dumps the
relevant macro map before every single token. This clutters the output
a lot but has proved to be invaluable in tracking some bugs during the
development of the virtual location support.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180084 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/c-family/ChangeLog
gcc/c-family/c-opts.c
gcc/c-family/c-ppoutput.c
gcc/c-family/c.opt
gcc/doc/cppopts.texi
gcc/doc/invoke.texi
libcpp/ChangeLog
libcpp/include/cpplib.h
libcpp/include/line-map.h
libcpp/line-map.c