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From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/38885] New: missed FRE with BIT_FIELD_REF and vectors Date: Fri, 16 Jan 2009 21:06:00 -0000 [thread overview] Message-ID: <bug-38885-6528@http.gcc.gnu.org/bugzilla/> (raw) Another one like PR 38884 and 38865. Simple testcase: #define vector __attribute__((vector_size(16) )) vector float global_res; float x; int main(int argc) { vector float res = (vector float)(0.0f,0.0f,0.0f,1.0f); res += (vector float)(0.0f,0.0f,0.0f,1.0f); global_res = res; x = *(float*)(&global_res); return 0; } -- Summary: missed FRE with BIT_FIELD_REF and vectors Product: gcc Version: 4.4.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: enhancement Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: pinskia at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38885
next reply other threads:[~2009-01-16 21:06 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2009-01-16 21:06 pinskia at gcc dot gnu dot org [this message] 2010-03-02 19:07 ` [Bug tree-optimization/38885] " pinskia at gcc dot gnu dot org
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