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from c51887c Speed up use-after-scope (v2): rewrite into SSA new 5110559 2017-01-23 Pascal Obry obry@adacore.com new ba39c1d use-after-scope: handle writes to a poisoned variable new 1bec3ae 2017-01-23 Ed Schonberg schonberg@adacore.com new 8c252f6 Minor editing.

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Summary of changes: gcc/ChangeLog | 21 +++ gcc/ada/ChangeLog | 89 ++++++++++++ gcc/ada/checks.adb | 8 +- gcc/ada/exp_aggr.adb | 148 ++++++++++++++++++++ gcc/ada/exp_aggr.ads | 1 + gcc/ada/exp_ch11.adb | 45 ++++-- gcc/ada/exp_util.adb | 62 +-------- gcc/ada/par-ch4.adb | 25 +++- gcc/ada/par-ch9.adb | 63 +++++++-- gcc/ada/s-taprop-mingw.adb | 25 ++-- gcc/ada/scng.adb | 2 +- gcc/ada/sem.adb | 3 + gcc/ada/sem_aggr.adb | 154 ++++++++++++++++++++- gcc/ada/sem_aggr.ads | 3 +- gcc/ada/sem_ch13.adb | 17 ++- gcc/ada/sem_eval.adb | 7 +- gcc/ada/sem_res.adb | 3 + gcc/ada/sem_util.adb | 54 ++++++++ gcc/ada/sem_util.ads | 6 + gcc/ada/sinfo.adb | 4 + gcc/ada/sinfo.ads | 17 +++ gcc/ada/sprint.adb | 7 + gcc/asan.c | 19 ++- gcc/asan.h | 2 + gcc/gimplify.c | 17 ++- gcc/internal-fn.c | 8 ++ gcc/internal-fn.def | 1 + gcc/testsuite/ChangeLog | 6 + gcc/testsuite/g++.dg/asan/use-after-scope-5.C | 23 +++ .../{use-after-scope-9.c => use-after-scope-10.c} | 4 +- gcc/testsuite/gcc.dg/asan/use-after-scope-11.c | 30 ++++ gcc/tree-into-ssa.c | 27 +++- gcc/tree-ssa-dce.c | 16 ++- gcc/tree-ssa.c | 15 +- 34 files changed, 806 insertions(+), 126 deletions(-) create mode 100644 gcc/testsuite/g++.dg/asan/use-after-scope-5.C copy gcc/testsuite/gcc.dg/asan/{use-after-scope-9.c => use-after-scope-10.c} (78%) create mode 100644 gcc/testsuite/gcc.dg/asan/use-after-scope-11.c