------- Comment #3 from jv244 at cam dot ac dot uk  2007-06-21 14:28 -------
this is the list of options I have tested, the comment indicates if this yields
a failure or not, basically, you need -O2 and -march=native to trigger the bug
using '-O1 -march=native -pg' or '-O2 -pg' are not sufficient 

# OK
FCFLAGS="-O3 -ffast-math -ftree-vectorize -funroll-loops -march=native"
# wrong
FCFLAGS="-O3 -ffast-math -ftree-vectorize -march=native -funroll-loops -pg"
# OK
FCFLAGS="-O1 -march=native -pg"
# OK
FCFLAGS="-O1 -march=native -ftree-vectorize -pg"
# wrong
FCFLAGS="-O2 -march=native -ftree-vectorize -pg"
# wrong
FCFLAGS="-O2 -march=native -pg"
# OK
FCFLAGS="-O2 -pg"


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32450

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