Dear PETSc developer, This email contains listings of contributions attributed to you by `git blame` that caused compiler errors or warnings in PETSc automated testing. Follow the links to see the full log files. Please attempt to fix the issues promptly or let us know at [email protected] if you are unable to resolve the issues. Thanks, The PETSc development team ---- warnings attributed to commit https://bitbucket.org/petsc/petsc/commits/c888390 Add MatNestSetSubMats and make MatNest creation go through MatCreate_Nest src/mat/impls/nest/matnest.c:1115 [http://ftp.mcs.anl.gov/pub/petsc/nightlylogs/archive/2017/08/19/build_maint_...] /sandbox/petsc/petsc.clone-3/src/mat/impls/nest/matnest.c:1115:9: warning: '*' in boolean context, suggest '&&' instead [-Wint-in-bool-context] ---- warnings attributed to commit https://bitbucket.org/petsc/petsc/commits/df0c820 DMCompositeGather now takes a single InsertMode parameter src/dm/impls/composite/pack.c:537 [http://ftp.mcs.anl.gov/pub/petsc/nightlylogs/archive/2017/08/19/build_maint_...] /sandbox/petsc/petsc.clone-2/src/dm/impls/composite/pack.c:537:17: warning: passing an object that undergoes default argument promotion to 'va_start' has undefined behavior [-Wvarargs] ---- To opt-out from receiving these messages - send a request to [email protected].