[Bug tree-optimization/55138] [4.7 Regression] inlining fails with -O2 on gcc 4.7.2

[mikpe at it dot uu.se]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55138



--- Comment #2 from Mikael Pettersson <mikpe at it dot uu.se> 2012-10-30 
14:47:41 UTC ---

Created attachment 28577

  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28577

reduced test case in C



C++ not needed, fails also in C, works with gcc-4.6.3