<html><body><p><font size="2">Dear all,</font><br><br><font size="2">While investigating recent failures in bootstrap on ppc64le buildbot, I found that the current stack coloring pass does not regard TBAA information when merging two allocas of different types (Actually there is a FIXME comment on handling of TBAA information in StackColoring.cpp)</font><br><font size="2">Although the current failures are observed only on ppc64le, the cause of failures seems to be a platform-neutral issue and other platforms can suffer from similar problems.</font><br><br><font size="2">I submitted a work-in-progress patch in Phabricator to resolve this issue. </font><a href="https://reviews.llvm.org/D35907"><font size="2">https://reviews.llvm.org/D35907</font></a><br><font size="2">Any suggestions or comments would be truly appreciated.</font><br><br><font size="2">Regards,</font><br><font size="2">Hiroshi</font><br><font size="2"><br>-----<br>Hiroshi Inoue <inouehrs@jp.ibm.com><br>IBM Research - Tokyo<br></font><BR>
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