------ cut here ------ #include <xmmintrin.h>
int main() { float dest = 0.0; __m128 xmm0 = {0.0,0.0,0.0,0.0}; _mm_store_ps(&dest, xmm0); return 0; } ------ cut here ------ [~]> gcc -msse2 -o test test.c [~]> ./test zsh: segmentation fault ./test It doesn't crash when compiled with icc. Also testcase is reduced from a larger library. -- Summary: SSE2 testcase crashes Product: gcc Version: 4.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: ismail at pardus dot org dot tr GCC target triplet: i686-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35053