Barry Smith <[email protected]> writes: > User runs > > —with-cc=cc CFLAGS=“-m64” —with-debugging=0 > > gets the same performance as > > —with-cc=cc CFLAGS=“-m64” —with-debugging=1 > > Can’t understand why.
It wouldn't have quite the _same_ performance because of PETSc debugging overhead, but point taken. OTOH, we may be squashing optimization flags internal to the wrappers and some compilers have funny names for optimization flags.
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