[Bug driver/48439] gcc fails to resume the normal treatment when -isystem has finished

[Denis.Excoffier at airbus dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48439

--- Comment #1 from Denis Excoffier <Denis.Excoffier at airbus dot com> 
2011-04-05 05:16:29 UTC ---
A simpler test case is

% cat c1.h
void b() {}
%