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from 192d4edd15c rs6000: Fix AIX bootstrap (don't call asprintf) new 8ca7fa84a3a analyzer: rewrite of switch handling

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Summary of changes: gcc/analyzer/analyzer.h | 4 +- gcc/analyzer/constraint-manager.cc | 1365 +++++++++++++++++++++- gcc/analyzer/constraint-manager.h | 191 +++ gcc/analyzer/diagnostic-manager.cc | 3 +- gcc/analyzer/engine.cc | 2 +- gcc/analyzer/feasible-graph.cc | 7 +- gcc/analyzer/feasible-graph.h | 7 +- gcc/analyzer/region-model-manager.cc | 7 +- gcc/analyzer/region-model.cc | 75 +- gcc/analyzer/region-model.h | 54 +- gcc/analyzer/supergraph.cc | 99 +- gcc/analyzer/supergraph.h | 15 +- gcc/testsuite/gcc.dg/analyzer/switch.c | 141 ++- gcc/testsuite/gcc.dg/analyzer/torture/switch-2.c | 42 + gcc/testsuite/gcc.dg/analyzer/torture/switch-3.c | 158 +++ gcc/testsuite/gcc.dg/analyzer/torture/switch-4.c | 27 + gcc/testsuite/gcc.dg/analyzer/torture/switch-5.c | 68 ++ 17 files changed, 2135 insertions(+), 130 deletions(-) create mode 100644 gcc/testsuite/gcc.dg/analyzer/torture/switch-2.c create mode 100644 gcc/testsuite/gcc.dg/analyzer/torture/switch-3.c create mode 100644 gcc/testsuite/gcc.dg/analyzer/torture/switch-4.c create mode 100644 gcc/testsuite/gcc.dg/analyzer/torture/switch-5.c