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from 824a37d0bfa modula2: Improve uninitialized variable analysis by combini [...] new d8a0dcd146d modula2: Uninitialized variable static analysis improvements

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Summary of changes: gcc/doc/gm2.texi | 25 +- gcc/m2/Make-lang.in | 3 +- gcc/m2/gm2-compiler/M2GCCDeclare.mod | 44 +- gcc/m2/gm2-compiler/M2GenGCC.mod | 4 +- gcc/m2/gm2-compiler/M2Quads.def | 10 +- gcc/m2/gm2-compiler/M2Quads.mod | 70 ++- gcc/m2/gm2-compiler/M2SymInit.mod | 520 ++++++++++++++++----- gcc/m2/gm2-compiler/SymbolTable.def | 25 + gcc/m2/gm2-compiler/SymbolTable.mod | 87 +++- .../uninit-variable-checking/pass/assignparam.mod | 31 ++ .../uninit-variable-checking/pass/tiny.mod | 13 + ...s-uninit-variable-checking-procedures-fail.exp} | 2 +- .../procedures/fail/testnew.mod | 31 ++ .../procedures/fail/testnew2.mod | 31 ++ .../procedures/fail/testnew3.mod | 34 ++ .../procedures/fail/testnew4.mod | 34 ++ .../procedures/fail/testnew5.mod | 31 ++ .../procedures/fail/testnew6.mod | 27 ++ .../procedures/fail/testptrptr.mod | 32 ++ .../procedures/pass/assignparam2.mod | 31 ++ ...s-uninit-variable-checking-procedures-pass.exp} | 2 +- .../procedures/pass/testnew5.mod | 27 ++ .../procedures/pass/testnew6.mod | 27 ++ .../procedures/pass/testparamlvalue.mod | 26 ++ .../procedures/pass/testparamrvalue.mod | 26 ++ .../procedures/pass/testproc.mod | 15 + .../procedures/pass/testptrptr.mod | 29 ++ 27 files changed, 1068 insertions(+), 169 deletions(-) create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/pass/assign [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/pass/tiny.mod copy gcc/testsuite/gm2/switches/uninit-variable-checking/{cascade/fail/switches-un [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] copy gcc/testsuite/gm2/switches/uninit-variable-checking/{pass/switches-uninit-var [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...] create mode 100644 gcc/testsuite/gm2/switches/uninit-variable-checking/procedures/ [...]