Vector MMX and SSE operands are now passed in registers to improve performance and match the argument passing convention used by the Intel C++ Compiler. As a result it is not possible to call functions accepting vector arguments compiled by older GCC version.
[^] # Re: Sortie de GCC 3.4.0
Posté par Moby-Dik . En réponse à la dépêche Sortie de GCC 3.4.0. Évalué à 0.
Vector MMX and SSE operands are now passed in registers to improve performance and match the argument passing convention used by the Intel C++ Compiler. As a result it is not possible to call functions accepting vector arguments compiled by older GCC version.
http://gcc.gnu.org/gcc-3.4/changes.html(...)
à la rubrique "IA-32/AMD64 (x86-64)"