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from 1557ba2 Eliminate unneeded test. new 13cd9f0 PR tree-optimization/77975 * tree-ssa-loop-niter.c (get_bas [...] new d520618 PR tree-optimization/79972 * gimple-ssa-warn-alloca.c (allo [...] new 130e33f PR rtl-optimization/79909 * combine.c (try_combine): Use si [...]

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Summary of changes: gcc/ChangeLog | 21 +++++++++++++ gcc/combine.c | 35 +++++++++++----------- gcc/gimple-ssa-warn-alloca.c | 7 ++--- gcc/testsuite/ChangeLog | 11 +++++++ gcc/testsuite/gcc.dg/pr77975.c | 31 +++++++++++++++++++ .../compile/20071108-1.c => gcc.dg/pr79972.c} | 6 ++-- gcc/testsuite/gcc.target/powerpc/pr79909.c | 13 ++++++++ gcc/tree-ssa-loop-niter.c | 27 ++++++++++------- 8 files changed, 117 insertions(+), 34 deletions(-) create mode 100644 gcc/testsuite/gcc.dg/pr77975.c copy gcc/testsuite/{gcc.c-torture/compile/20071108-1.c => gcc.dg/pr79972.c} (57%) create mode 100644 gcc/testsuite/gcc.target/powerpc/pr79909.c