https://bugs.freedesktop.org/show_bug.cgi?id=90056
--- Comment #10 from Andy Furniss <adf.lists at gmail.com> --- (In reply to Grigori Goronzy from comment #9) > Created attachment 115409 [details] [review] > Full shader > > That does not help either. Seems to break the SSA somehow. Full shader that > triggers the bug attached. > > The patch I posted earlier help with the the reduced testcase, but not with > the full shader. Both undef incoming values in phi nodes and undef branch > conditions cause problems in different ways. With the second patch + valley I get - valley_x64: LiveVariables.cpp:114: void llvm::LiveVariables::MarkVirtRegAliveInBlock(llvm::LiveVariables::VarInfo &, llvm::MachineBasicBlock *, llvm::MachineBasicBlock *, std::vector<MachineBasicBlock *> &): Assertion `MBB != &MF->front() && "Can't find reaching def for virtreg"' failed. -- You are receiving this mail because: You are the assignee for the bug. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/dri-devel/attachments/20150428/223a0154/attachment-0001.html>
