[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Bug#472867: gcc-4.3: gcc regression in optimization (4.2 -> 4.3)



severity 472867 normal
thanks


On Wed, Mar 26, 2008 at 11:38:53PM +0100, Cyprien LAPLACE wrote:
> Severity: grave
> Justification: renders package unusable

Not that much.


> gcc-4.3 forgets some checks in -O2 and -O3, tested on x86_64 and arm
> (cross-compiler) targets.

Can you please report this upstream ? See http://gcc.gnu.org/bugzilla/


> the following is an exemple code with disassembled generated code by
> gcc for 4.2 and 4.3 versions:

It is easier to run gcc with -S (compile but don't assemble) than compile and
then disassemble the binary.

Attachment: signature.asc
Description: Digital signature


Reply to: