[Bug target/40537] wrong instr. dependency with some SSE intrinsics

[gael dot guennebaud at gmail dot com]

------- Comment #1 from gael dot guennebaud at gmail dot com  2009-06-24 08:07 -------
Created an attachment (id=18055)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18055&action=view)
a complete example showing the problem

usage:

Works:
  g++ -O3 instr_dependency.cpp -o instr_dependency && ./instr_dependency

Fails:
  g++ -O3 instr_dependency.cpp -o instr_dependency -DFAST && ./instr_dependency


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40537