[Bug c/49642] constant part of a macro not optimized away as expected due to splitter

[marcus at jet dot franken.de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49642

--- Comment #1 from marcus at jet dot franken.de 2011-07-05 12:41:05 UTC ---
Created attachment 24690
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24690
ehca_mrmw.i

gcc -m64 -O2 -fno-inline-functions-called-once -c ehca_mrmw.i ; objdump -dr
ehca_mrmw.o |grep NaN

should not report:
                        1a8: R_PPC64_REL24      ____ilog2_NaN