mingwrt/optimizer_flags.txt

   1   -fasynchronous-unwind-tables          [enabled]
   2   -fbranch-count-reg                    [enabled]
   3   -fcommon                              [enabled]
   4   -fdce                                 [enabled]
   5   -fdelete-null-pointer-checks          [enabled]
   6   -fdse                                 [enabled]
   7   -fearly-inlining                      [enabled]
   8   -fgcse-lm                             [enabled]
   9   -finline-atomics                      [enabled]
  10   -fivopts                              [enabled]
  11   -fjump-tables                         [enabled]
  12   -fmath-errno                          [enabled]
  13   -fmove-loop-invariants                [enabled]
  14   -fpeephole                            [enabled]
  15   -fprefetch-loop-arrays                [enabled]
  16   -frename-registers                    [enabled]
  17   -frtti                                [enabled]
  18   -fsched-critical-path-heuristic       [enabled]
  19   -fsched-dep-count-heuristic           [enabled]
  20   -fsched-group-heuristic               [enabled]
  21   -fsched-interblock                    [enabled]
  22   -fsched-last-insn-heuristic           [enabled]
  23   -fsched-rank-heuristic                [enabled]
  24   -fsched-spec                          [enabled]
  25   -fsched-spec-insn-heuristic           [enabled]
  26   -fsched-stalled-insns-dep             [enabled]
  27   -fset-stack-executable                [enabled]
  28   -fshort-enums                         [enabled]
  29   -fsigned-zeros                        [enabled]
  30   -fsplit-ivs-in-unroller               [enabled]
  31   -fno-threadsafe-statics               [enabled]
  32   -ftoplevel-reorder                    [enabled]
  33   -ftrapping-math                       [enabled]
  34   -ftree-cselim                         [enabled]
  35   -ftree-forwprop                       [enabled]
  36   -ftree-loop-if-convert                [enabled]
  37   -ftree-loop-im                        [enabled]
  38   -ftree-loop-ivcanon                   [enabled]
  39   -ftree-loop-optimize                  [enabled]
  40   -ftree-phiprop                        [enabled]
  41   -ftree-pta                            [enabled]
  42   -ftree-reassoc                        [enabled]
  43   -ftree-scev-cprop                     [enabled]
  44   -ftree-slp-vectorize                  [enabled]
  45   -ftree-vect-loop-version              [enabled]
  46   -funit-at-a-time                      [enabled]
  47   -fvar-tracking                        [enabled]
  48   -fvar-tracking-assignments            [enabled]
  49   -fvect-cost-model                     [enabled]
  50   -fweb                                 [enabled]