gcc 4.3 generates less efficient code than gcc 4.1 or 4.2

Eljay Love-Jensen eljay@adobe.com
Thu Jul 3 13:46:00 GMT 2008


Hi Vincent,

> A problem is that I generally don't compile/install gcc myself.
> I thought "gcc -v" would give it, but this is not the case.

Does this allow you to see it...?

touch info.c
gcc -S -fverbose-asm info.c -o info.s
cat info.s

> One may guess it from the given configure option and gcc version, but wouldn't
> it be a useful to have it from "gcc -v"?

Agreed!

HTH,
--Eljay




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