 12-check_regression/baseline.xfail | 289 +++++++++++++++++++++++++++++++++++++
 12-check_regression/console.log.xz | Bin 0 -> 5384 bytes
 12-check_regression/fails.sum      |   6 +
 12-check_regression/flaky.xfail    | 111 ++++++++++++++
 README.html                        |  44 +-----
 README.txt                         |  42 +-----
 sumfiles/xfails.xfail              |   2 +
 7 files changed, 417 insertions(+), 77 deletions(-)

diff --git a/12-check_regression/baseline.xfail b/12-check_regression/baseline.xfail
new file mode 100644
index 00000000..4c5e5b6f
--- /dev/null
+++ b/12-check_regression/baseline.xfail
@@ -0,0 +1,289 @@
+		=== g++ tests ===
+
+Running g++:g++.dg/analyzer/analyzer.exp ...
+FAIL: c-c++-common/analyzer/fileno-1.c -std=c++14 (test for excess errors)
+FAIL: c-c++-common/analyzer/fileno-1.c -std=c++17 (test for excess errors)
+FAIL: c-c++-common/analyzer/fileno-1.c -std=c++20 (test for excess errors)
+FAIL: c-c++-common/analyzer/fileno-1.c -std=c++98 (test for excess errors)
+XPASS: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++14  (test for bogus messages, line 1211)
+XPASS: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++14  (test for bogus messages, line 888)
+FAIL: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++14  (test for warnings, line 881)
+FAIL: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++14 (test for excess errors)
+XPASS: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++17  (test for bogus messages, line 1211)
+XPASS: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++17  (test for bogus messages, line 888)
+FAIL: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++17  (test for warnings, line 881)
+FAIL: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++17 (test for excess errors)
+XPASS: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++20  (test for bogus messages, line 1211)
+XPASS: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++20  (test for bogus messages, line 888)
+FAIL: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++20  (test for warnings, line 881)
+FAIL: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++20 (test for excess errors)
+XPASS: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++98  (test for bogus messages, line 1211)
+XPASS: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++98  (test for bogus messages, line 888)
+FAIL: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++98  (test for warnings, line 881)
+FAIL: c-c++-common/analyzer/flex-with-call-summaries.c -std=c++98 (test for excess errors)
+XPASS: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++14  (test for bogus messages, line 889)
+FAIL: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++14  at line 882 (test for warnings, line 881)
+FAIL: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++14 (test for excess errors)
+XPASS: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++17  (test for bogus messages, line 889)
+FAIL: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++17  at line 882 (test for warnings, line 881)
+FAIL: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++17 (test for excess errors)
+XPASS: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++20  (test for bogus messages, line 889)
+FAIL: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++20  at line 882 (test for warnings, line 881)
+FAIL: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++20 (test for excess errors)
+XPASS: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++98  (test for bogus messages, line 889)
+FAIL: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++98  at line 882 (test for warnings, line 881)
+FAIL: c-c++-common/analyzer/flex-without-call-summaries.c -std=c++98 (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++14  2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++14  expected multiline pattern lines 46-61
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++14 (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++17  2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++17  expected multiline pattern lines 46-61
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++17 (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++20  2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++20  expected multiline pattern lines 46-61
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++20 (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++98  2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++98  expected multiline pattern lines 46-61
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c -std=c++98 (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++14  2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++14  expected multiline pattern lines 19-34
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++14 (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++17  2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++17  expected multiline pattern lines 19-34
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++17 (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++20  2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++20  expected multiline pattern lines 19-34
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++20 (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++98  2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++98  expected multiline pattern lines 19-34
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c -std=c++98 (test for excess errors)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++14  (test for warnings, line 11)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++14  (test for warnings, line 19)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++14  (test for warnings, line 26)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++14  (test for warnings, line 34)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++14  (test for warnings, line 35)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++14  at line 12 (test for warnings, line 11)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++14 (test for excess errors)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++17  (test for warnings, line 11)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++17  (test for warnings, line 19)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++17  (test for warnings, line 26)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++17  (test for warnings, line 34)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++17  (test for warnings, line 35)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++17  at line 12 (test for warnings, line 11)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++17 (test for excess errors)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++20  (test for warnings, line 11)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++20  (test for warnings, line 19)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++20  (test for warnings, line 26)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++20  (test for warnings, line 34)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++20  (test for warnings, line 35)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++20  at line 12 (test for warnings, line 11)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++20 (test for excess errors)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++98  (test for warnings, line 11)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++98  (test for warnings, line 19)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++98  (test for warnings, line 26)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++98  (test for warnings, line 34)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++98  (test for warnings, line 35)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++98  at line 12 (test for warnings, line 11)
+FAIL: g++.dg/analyzer/placement-new-size.C -std=c++98 (test for excess errors)
+
+Running g++:g++.dg/dg.exp ...
+FAIL: c-c++-common/pr111309-2.c -std=c++14  (test for errors, line 35)
+FAIL: c-c++-common/pr111309-2.c -std=c++14  (test for errors, line 54)
+FAIL: c-c++-common/pr111309-2.c -std=c++17  (test for errors, line 35)
+FAIL: c-c++-common/pr111309-2.c -std=c++17  (test for errors, line 54)
+FAIL: c-c++-common/pr111309-2.c -std=c++20  (test for errors, line 35)
+FAIL: c-c++-common/pr111309-2.c -std=c++20  (test for errors, line 54)
+FAIL: c-c++-common/pr111309-2.c -std=c++98  (test for errors, line 35)
+FAIL: c-c++-common/pr111309-2.c -std=c++98  (test for errors, line 54)
+FAIL: g++.dg/contracts/contracts-ctor-dtor2.C (test for errors, line 23)
+FAIL: g++.dg/contracts/contracts-ctor-dtor2.C (test for errors, line 27)
+FAIL: g++.dg/contracts/contracts-tmpl-spec2.C output pattern test
+FAIL: g++.dg/cpp2a/decomp2.C -std=gnu++14 execution test
+FAIL: g++.dg/cpp2a/decomp2.C -std=gnu++17 execution test
+FAIL: g++.dg/cpp2a/decomp2.C -std=gnu++20 execution test
+FAIL: g++.dg/opt/pr97315-1.C -std=gnu++14 (test for excess errors)
+FAIL: g++.dg/opt/pr97315-1.C -std=gnu++17 (test for excess errors)
+FAIL: g++.dg/opt/pr97315-1.C -std=gnu++20 (test for excess errors)
+FAIL: g++.dg/opt/pr97315-1.C -std=gnu++98 (test for excess errors)
+XPASS: g++.dg/warn/Wstringop-overflow-4.C -std=gnu++98 pr106120 (test for bogus messages, line 144)
+FAIL: g++.dg/warn/Wuse-after-free3.C -std=gnu++14 (test for excess errors)
+FAIL: g++.dg/warn/Wuse-after-free3.C -std=gnu++17 (test for excess errors)
+FAIL: g++.dg/warn/Wuse-after-free3.C -std=gnu++20 (test for excess errors)
+XPASS: g++.dg/warn/pr33738.C -std=gnu++14  (test for warnings, line 18)
+XPASS: g++.dg/warn/pr33738.C -std=gnu++14  (test for warnings, line 22)
+XPASS: g++.dg/warn/pr33738.C -std=gnu++17  (test for warnings, line 18)
+XPASS: g++.dg/warn/pr33738.C -std=gnu++17  (test for warnings, line 22)
+XPASS: g++.dg/warn/pr33738.C -std=gnu++20  (test for warnings, line 18)
+XPASS: g++.dg/warn/pr33738.C -std=gnu++20  (test for warnings, line 22)
+XPASS: g++.dg/warn/pr33738.C -std=gnu++98  (test for warnings, line 18)
+XPASS: g++.dg/warn/pr33738.C -std=gnu++98  (test for warnings, line 22)
+
+Running g++:g++.dg/lto/lto.exp ...
+FAIL: g++.dg/lto/pr65276 cp_lto_pr65276_0.o-cp_lto_pr65276_1.o link, -flto -O0 -std=c++11
+
+Running g++:g++.dg/modules/modules.exp ...
+FAIL: g++.dg/modules/xtreme-header-2_c.C -std=c++2b (test for excess errors)
+FAIL: g++.dg/modules/xtreme-header-4_b.C -std=c++2b (internal compiler error: tree check: expected class 'type', have 'declaration' (template_decl) in get_originating_module_decl, at cp/module.cc:18649)
+FAIL: g++.dg/modules/xtreme-header-4_b.C -std=c++2b (test for excess errors)
+FAIL: g++.dg/modules/xtreme-header-5_b.C -std=c++2b (internal compiler error: tree check: expected class 'type', have 'declaration' (template_decl) in get_originating_module_decl, at cp/module.cc:18649)
+FAIL: g++.dg/modules/xtreme-header-5_b.C -std=c++2b (test for excess errors)
+FAIL: g++.dg/modules/xtreme-header-5_c.C -std=c++2a (test for excess errors)
+FAIL: g++.dg/modules/xtreme-header-5_c.C -std=c++2b (test for excess errors)
+FAIL: g++.dg/modules/xtreme-header_b.C -std=c++2b (internal compiler error: tree check: expected class 'type', have 'declaration' (template_decl) in get_originating_module_decl, at cp/module.cc:18649)
+FAIL: g++.dg/modules/xtreme-header_b.C -std=c++2b (test for excess errors)
+
+Running g++:g++.target/arm/arm.exp ...
+XPASS: g++.target/arm/bfloat_cpp_typecheck.C (test for bogus messages, line 10)
+XPASS: g++.target/arm/bfloat_cpp_typecheck.C (test for bogus messages, line 11)
+
+Running g++:g++.target/arm/mve.exp ...
+FAIL: g++.target/arm/../../gcc.target/arm/mve/intrinsics/pr97327.c (test for excess errors)
+FAIL: g++.target/arm/mve/general-c++/nomve_fp_1.c (test for errors, line 13)
+FAIL: g++.target/arm/mve/general-c++/nomve_fp_1.c at line 14 (test for warnings, line 13)
+FAIL: g++.target/arm/mve/general-c++/nomve_fp_1.c (test for excess errors)
+		=== gcc tests ===
+
+Running gcc:gcc.dg/analyzer/analyzer.exp ...
+FAIL: c-c++-common/analyzer/null-deref-pr108251-smp_fetch_ssl_fc_has_early-O2.c (test for excess errors)
+FAIL: c-c++-common/analyzer/null-deref-pr108251-smp_fetch_ssl_fc_has_early.c (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c 2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-11.c expected multiline pattern lines 46-61
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c (test for excess errors)
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c 2 blank line(s) in output
+FAIL: c-c++-common/analyzer/out-of-bounds-diagram-8.c expected multiline pattern lines 19-34
+FAIL: gcc.dg/analyzer/out-of-bounds-diagram-10.c (test for excess errors)
+FAIL: gcc.dg/analyzer/out-of-bounds-diagram-10.c 2 blank line(s) in output
+FAIL: gcc.dg/analyzer/out-of-bounds-diagram-10.c expected multiline pattern lines 13-28
+FAIL: gcc.dg/analyzer/switch-enum-1.c (test for bogus messages, line 26)
+FAIL: gcc.dg/analyzer/switch-enum-1.c (test for bogus messages, line 44)
+FAIL: gcc.dg/analyzer/switch-enum-2.c (test for bogus messages, line 34)
+FAIL: gcc.dg/analyzer/switch-enum-2.c (test for bogus messages, line 52)
+
+Running gcc:gcc.dg/analyzer/torture/analyzer-torture.exp ...
+FAIL: gcc.dg/analyzer/torture/switch-enum-pr105273-doom-p_floor.c -O0   (test for bogus messages, line 82)
+FAIL: gcc.dg/analyzer/torture/switch-enum-pr105273-doom-p_maputl.c -O0   (test for bogus messages, line 83)
+
+Running gcc:gcc.dg/dg.exp ...
+FAIL: gcc.dg/Wnonnull-4.c (test for excess errors)
+FAIL: gcc.dg/auto-init-uninit-17.c unconditional (test for warnings, line 14)
+FAIL: gcc.dg/c23-stdarg-4.c execution test
+FAIL: gcc.dg/ira-shrinkwrap-prep-1.c scan-rtl-dump pro_and_epilogue "Performing shrink-wrapping"
+FAIL: gcc.dg/pr55152-2.c scan-tree-dump-times optimized ".COPYSIGN" 1
+FAIL: gcc.dg/pr55152-2.c scan-tree-dump-times optimized "ABS_EXPR" 1
+FAIL: gcc.dg/uninit-17.c unconditional (test for warnings, line 14)
+
+Running gcc:gcc.dg/torture/dg-torture.exp ...
+FAIL: gcc.dg/torture/c23-stdarg-split-1a.c -O0  execution test
+FAIL: gcc.dg/torture/c23-stdarg-split-1a.c -O1  execution test
+FAIL: gcc.dg/torture/c23-stdarg-split-1a.c -O2  execution test
+FAIL: gcc.dg/torture/c23-stdarg-split-1a.c -O2 -flto -fno-use-linker-plugin -flto-partition=none  execution test
+FAIL: gcc.dg/torture/c23-stdarg-split-1a.c -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  execution test
+FAIL: gcc.dg/torture/c23-stdarg-split-1a.c -O3 -g  execution test
+FAIL: gcc.dg/torture/c23-stdarg-split-1a.c -Os  execution test
+
+Running gcc:gcc.dg/tree-ssa/tree-ssa.exp ...
+FAIL: gcc.dg/tree-ssa/abs-4.c scan-tree-dump-times optimized "= -" 1
+FAIL: gcc.dg/tree-ssa/abs-4.c scan-tree-dump-times optimized "= .COPYSIGN" 2
+FAIL: gcc.dg/tree-ssa/abs-4.c scan-tree-dump-times optimized "= ABS_EXPR" 1
+FAIL: gcc.dg/tree-ssa/backprop-6.c scan-tree-dump-times backprop "Deleting[^\\n]* = -" 4
+FAIL: gcc.dg/tree-ssa/backprop-6.c scan-tree-dump-times backprop "Deleting[^\\n]* = ABS_EXPR <" 1
+FAIL: gcc.dg/tree-ssa/backprop-6.c scan-tree-dump-times backprop "Deleting[^\\n]* = \\.COPYSIGN" 2
+FAIL: gcc.dg/tree-ssa/copy-sign-2.c scan-tree-dump-times optimized ".COPYSIGN" 1
+FAIL: gcc.dg/tree-ssa/copy-sign-2.c scan-tree-dump-times optimized "ABS" 1
+FAIL: gcc.dg/tree-ssa/gen-vect-26.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
+FAIL: gcc.dg/tree-ssa/gen-vect-26.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
+FAIL: gcc.dg/tree-ssa/gen-vect-28.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
+FAIL: gcc.dg/tree-ssa/gen-vect-28.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
+FAIL: gcc.dg/tree-ssa/phi-opt-24.c scan-tree-dump-not phiopt2 "if"
+FAIL: gcc.dg/tree-ssa/scev-3.c scan-tree-dump-times ivopts "&a" 1
+FAIL: gcc.dg/tree-ssa/scev-5.c scan-tree-dump-times ivopts "&a" 1
+
+Running gcc:gcc.dg/vect/vect.exp ...
+FAIL: gcc.dg/vect/slp-mask-store-1.c -flto -ffat-lto-objects execution test
+FAIL: gcc.dg/vect/slp-mask-store-1.c execution test
+
+Running gcc:gcc.misc-tests/gcov.exp ...
+FAIL: gcc.misc-tests/gcov-pr94029.c gcov failed: spawn failed
+
+Running gcc:gcc.target/arm/arm.exp ...
+FAIL: gcc.target/arm/addr-modes-float.c scan-assembler vst3.8\t{d[02468], d[02468], d[02468]}, \\[r[0-9]+\\]!
+FAIL: gcc.target/arm/bfloat16_scalar_typecheck.c (test for errors, line 45)
+FAIL: gcc.target/arm/bfloat16_scalar_typecheck.c (test for errors, line 97)
+UNRESOLVED: gcc.target/arm/cortex-m55-nodsp-flag-hard.c scan-assembler .arch_extension fp
+UNRESOLVED: gcc.target/arm/cortex-m55-nodsp-flag-hard.c scan-assembler .arch_extension fp.dp
+UNRESOLVED: gcc.target/arm/cortex-m55-nodsp-flag-hard.c scan-assembler .fpu fpv5-d16
+UNRESOLVED: gcc.target/arm/cortex-m55-nodsp-flag-hard.c scan-assembler-not .arch_extension dsp
+UNRESOLVED: gcc.target/arm/cortex-m55-nodsp-flag-hard.c scan-assembler-not .arch_extension mve
+UNRESOLVED: gcc.target/arm/cortex-m55-nodsp-flag-hard.c scan-assembler-not .arch_extension mve.fp
+FAIL: gcc.target/arm/cortex-m55-nodsp-flag-softfp.c scan-assembler .arch_extension fp
+FAIL: gcc.target/arm/cortex-m55-nodsp-flag-softfp.c scan-assembler .arch_extension fp.dp
+FAIL: gcc.target/arm/cortex-m55-nodsp-flag-softfp.c scan-assembler .fpu fpv5-d16
+UNRESOLVED: gcc.target/arm/cortex-m55-nofp-flag-hard.c scan-assembler .arch_extension dsp
+UNRESOLVED: gcc.target/arm/cortex-m55-nofp-flag-hard.c scan-assembler .arch_extension mve
+UNRESOLVED: gcc.target/arm/cortex-m55-nofp-flag-hard.c scan-assembler .fpu softvfp
+UNRESOLVED: gcc.target/arm/cortex-m55-nofp-flag-hard.c scan-assembler-not .arch_extension fp
+UNRESOLVED: gcc.target/arm/cortex-m55-nofp-flag-hard.c scan-assembler-not .arch_extension fp.dp
+UNRESOLVED: gcc.target/arm/cortex-m55-nofp-flag-hard.c scan-assembler-not .arch_extension mve.fp
+FAIL: gcc.target/arm/cortex-m55-nofp-flag-softfp.c scan-assembler .arch_extension dsp
+FAIL: gcc.target/arm/cortex-m55-nofp-flag-softfp.c scan-assembler .arch_extension mve
+FAIL: gcc.target/arm/cortex-m55-nofp-nomve-flag-softfp.c scan-assembler .arch_extension dsp
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve-flag-hard.c scan-assembler .arch_extension dsp
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve-flag-hard.c scan-assembler .arch_extension fp
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve-flag-hard.c scan-assembler .arch_extension fp.dp
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve-flag-hard.c scan-assembler .fpu fpv5-d16
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve-flag-hard.c scan-assembler-not .arch_extension mve
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve-flag-hard.c scan-assembler-not .arch_extension mve.fp
+FAIL: gcc.target/arm/cortex-m55-nomve-flag-softfp.c scan-assembler .arch_extension dsp
+FAIL: gcc.target/arm/cortex-m55-nomve-flag-softfp.c scan-assembler .arch_extension fp
+FAIL: gcc.target/arm/cortex-m55-nomve-flag-softfp.c scan-assembler .arch_extension fp.dp
+FAIL: gcc.target/arm/cortex-m55-nomve-flag-softfp.c scan-assembler .fpu fpv5-d16
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve.fp-flag-hard.c scan-assembler .arch_extension dsp
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve.fp-flag-hard.c scan-assembler .arch_extension fp
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve.fp-flag-hard.c scan-assembler .arch_extension fp.dp
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve.fp-flag-hard.c scan-assembler .arch_extension mve
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve.fp-flag-hard.c scan-assembler .fpu fpv5-d16
+UNRESOLVED: gcc.target/arm/cortex-m55-nomve.fp-flag-hard.c scan-assembler-not .arch_extension mve.fp
+FAIL: gcc.target/arm/cortex-m55-nomve.fp-flag-softfp.c scan-assembler .arch_extension dsp
+FAIL: gcc.target/arm/cortex-m55-nomve.fp-flag-softfp.c scan-assembler .arch_extension fp
+FAIL: gcc.target/arm/cortex-m55-nomve.fp-flag-softfp.c scan-assembler .arch_extension fp.dp
+FAIL: gcc.target/arm/cortex-m55-nomve.fp-flag-softfp.c scan-assembler .arch_extension mve
+FAIL: gcc.target/arm/cortex-m55-nomve.fp-flag-softfp.c scan-assembler .fpu fpv5-d16
+FAIL: gcc.target/arm/pr112337.c (test for excess errors)
+FAIL: gcc.target/arm/pr43920-2.c object-size text <= 54
+FAIL: gcc.target/arm/pr43920-2.c scan-assembler-times pop 2
+
+Running gcc:gcc.target/arm/mve/mve.exp ...
+FAIL: gcc.target/arm/mve/general-c/nomve_fp_1.c (test for errors, line 15)
+FAIL: gcc.target/arm/mve/general-c/nomve_fp_1.c at line 16 (test for warnings, line 15)
+FAIL: gcc.target/arm/mve/general-c/nomve_fp_1.c (test for excess errors)
+FAIL: gcc.target/arm/mve/intrinsics/pr97327.c (test for excess errors)
+FAIL: gcc.target/arm/mve/pr112337.c (test for excess errors)
+		=== libstdc++ tests ===
+
+Running libstdc++:libstdc++-dg/conformance.exp ...
+FAIL: 19_diagnostics/stacktrace/current.cc -std=gnu++23 execution test
+FAIL: 19_diagnostics/stacktrace/current.cc -std=gnu++26 execution test
+FAIL: 19_diagnostics/stacktrace/entry.cc -std=gnu++23 execution test
+FAIL: 19_diagnostics/stacktrace/entry.cc -std=gnu++26 execution test
+FAIL: 19_diagnostics/stacktrace/output.cc -std=gnu++23 execution test
+FAIL: 19_diagnostics/stacktrace/output.cc -std=gnu++26 execution test
+FAIL: 19_diagnostics/stacktrace/stacktrace.cc -std=gnu++23 execution test
+FAIL: 19_diagnostics/stacktrace/stacktrace.cc -std=gnu++26 execution test
+FAIL: 22_locale/ctype/scan/wchar_t/1.cc -std=gnu++17 execution test
+FAIL: 27_io/basic_filebuf/underflow/wchar_t/11603.cc -std=gnu++17 execution test
+FAIL: 27_io/basic_fstream/53984.cc -std=gnu++17 execution test
+FAIL: 27_io/objects/wchar_t/12048-1.cc -std=gnu++17 execution test
+FAIL: 27_io/objects/wchar_t/12048-2.cc -std=gnu++17 execution test
+FAIL: 27_io/objects/wchar_t/12048-3.cc -std=gnu++17 execution test
+FAIL: 27_io/objects/wchar_t/12048-4.cc -std=gnu++17 execution test
+XPASS: 27_io/objects/wchar_t/12048-5.cc -std=gnu++17 execution test
+FAIL: 29_atomics/atomic/compare_exchange_padding.cc -std=gnu++20 execution test
+FAIL: 29_atomics/atomic/compare_exchange_padding.cc -std=gnu++26 execution test
+XPASS: ext/stdio_filebuf/char/10063-2.cc -std=gnu++17 execution test
+XPASS: ext/stdio_filebuf/char/10063-3.cc -std=gnu++17 execution test
+FAIL: ext/stdio_sync_filebuf/wchar_t/1.cc -std=gnu++17 execution test
+FAIL: ext/stdio_sync_filebuf/wchar_t/12948-1.cc -std=gnu++17 execution test
+FAIL: ext/stdio_sync_filebuf/wchar_t/12948-2.cc -std=gnu++17 execution test
+FAIL: ext/stdio_sync_filebuf/wchar_t/12948-3.cc -std=gnu++17 execution test
+FAIL: ext/stdio_sync_filebuf/wchar_t/12948-4.cc -std=gnu++17 execution test
diff --git a/12-check_regression/console.log.xz b/12-check_regression/console.log.xz
new file mode 100644
index 00000000..0c163112
Binary files /dev/null and b/12-check_regression/console.log.xz differ
diff --git a/12-check_regression/fails.sum b/12-check_regression/fails.sum
new file mode 100644
index 00000000..3121818d
--- /dev/null
+++ b/12-check_regression/fails.sum
@@ -0,0 +1,6 @@
+
+		=== Results Summary ===
+
+# of stable fails		254
+# of flaky entries		100
+# of all tests			404890
diff --git a/12-check_regression/flaky.xfail b/12-check_regression/flaky.xfail
new file mode 100644
index 00000000..0c5b76a3
--- /dev/null
+++ b/12-check_regression/flaky.xfail
@@ -0,0 +1,111 @@
+################################
+# Known flaky tests
+
+# From https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-arm_v7a_softfp_eabi-build/243/:
+		=== gcc tests ===
+
+Running gcc:gcc.dg/dg.exp ...
+flaky,expire=20231128 | UNRESOLVED: c-c++-common/pragma-region.c -Wc++-compat   scan-assembler code_within_named_region
+flaky,expire=20231128 | UNRESOLVED: c-c++-common/pragma-region.c -Wc++-compat   scan-assembler code_within_region
+flaky,expire=20231128 | FAIL: gcc.dg/Woverlength-strings-pedantic-c89-asm.c (test for excess errors)
+flaky,expire=20231128 | FAIL: gcc.dg/Woverlength-strings-pedantic-c90-asm.c (test for excess errors)
+flaky,expire=20231128 | FAIL: gcc.dg/Woverlength-strings-pedantic-c99-asm.c (test for excess errors)
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/ctor1.c scan-assembler-not C\\.0
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/h8300-div-delay-slot.c scan-assembler-not \tbra/s\t.*\n\tdiv*
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/inline-3.c scan-assembler-not big_function_2
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/nrv2.c scan-assembler-not memcpy
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/pr25376.c scan-assembler my_named_section
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/pr25376.c scan-assembler-symbol-section symbol simple$ has section ^\\.?my_named_section|simple\\[DS\\]|^\\"\\.opd\\"
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/pr28402.c scan-assembler-not __[a-z]*si3
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/pragma-re-1.c scan-assembler bar
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/pragma-re-1.c scan-assembler-not foo
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/pragma-re-4.c scan-assembler _foo
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/pragma-re-4.c scan-assembler-not _foo64
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/section1.c scan-assembler-not .bss
+flaky,expire=20231128 | UNRESOLVED: gcc.dg/verbose-asm-2.c scan-assembler total = 0
+
+Running gcc:gcc.target/arm/arm.exp ...
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/combine-cmp-shift.c scan-assembler cmp\tr[0-9]*, r[0-9]*, asr #31
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-1.c scan-assembler (ldr|mov)\tr[0-9]+, \\[?r9
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-1.c scan-assembler j\\(GOT\\)
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-1.c scan-assembler-not _GLOBAL_OFFSET_TABLE_-\\(.LPIC
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-1.c scan-assembler-not j-\\(.LPIC
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-2.c scan-assembler _GLOBAL_OFFSET_TABLE_-\\(.LPIC
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-2.c scan-assembler j\\(GOT\\)
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-2.c scan-assembler-not j-\\(.LPIC
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-3.c scan-assembler j-\\(.LPIC
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-3.c scan-assembler-not _GLOBAL_OFFSET_TABLE_-\\(.LPIC
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/data-rel-3.c scan-assembler-not j\\(GOT\\)
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/neon-vmla-1.c scan-assembler vmla\\.i32
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/neon-vmls-1.c scan-assembler vmls\\.i32
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr19599.c scan-assembler bx
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr39839.c scan-assembler-not str[\\t ]*r.,[\\t ]*.sp,
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr40482.c scan-assembler-not ldr
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr40956.c scan-assembler-times movs?[\\t ]*r., #0 1
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr42093.c scan-assembler-not tbb
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr42093.c scan-assembler-not tbh
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr42172-1.c scan-assembler-times str 1
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr42496.c scan-assembler-not streq
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr42496.c scan-assembler-not strne
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr42505.c scan-assembler-not str[\\t ]*r.,[\\t ]*.sp,
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr42575.c scan-assembler-not mov
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr42879.c scan-assembler lsls
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr43137.c scan-assembler-not mov\tr1, r[1-9]
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr44999.c scan-assembler uxtb
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr46631.c scan-assembler ands
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr46788.c scan-assembler-not -32768
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr46975-2.c scan-assembler clz
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr46975-2.c scan-assembler lsr.*#5
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr46975-2.c scan-assembler sub
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr46975.c scan-assembler adcs
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr46975.c scan-assembler subs
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr53447-1.c scan-assembler-not mov
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr53447-2.c scan-assembler-not mov
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr53447-3.c scan-assembler-not mov
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/pr53447-4.c scan-assembler-not mov
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/stack-red-zone.c scan-assembler ldrb[^\n]*\\n[\t ]*add[\t ]*sp
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/tail-long-call.c scan-assembler bx
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/tail-long-call.c scan-assembler-not blx
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-cmpneg2add-1.c scan-assembler adds
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-cmpneg2add-1.c scan-assembler-not cmn
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-cmpneg2add-2.c scan-assembler adds
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-cmpneg2add-2.c scan-assembler-not cmn
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-cond-cmp-1.c scan-assembler cmpne
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-cond-cmp-2.c scan-assembler cmpeq
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-cond-cmp-3.c scan-assembler cmpgt
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-cond-cmp-4.c scan-assembler cmpgt
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-mul-space-2.c scan-assembler muls
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-mul-space-2.c scan-assembler-not cmp
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-mul-space-3.c scan-assembler muls
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-mul-space-3.c scan-assembler-not cmp
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-mul-space.c scan-assembler muls
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-mul-speed.c scan-assembler-not muls
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant1.c scan-assembler add.*#-16843010
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant1.c scan-assembler and.*#13435085
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant1.c scan-assembler sub.*#-1426019584
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#-2004318072
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#-33489408
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#-572662307
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#-587145984
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#1
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#13056
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#17
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#1717986918
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#1996488704
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#2228258
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#285212672
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#285217024
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#3342387
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#4456516
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler add.*#65536
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant2.c scan-assembler addw.*#546
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant3.c scan-assembler and.*#-1431655766
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant3.c scan-assembler bic.*#1114129
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant3.c scan-assembler bic.*#170
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant3.c scan-assembler orn.*#255
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant4.c scan-assembler add.*#252706816
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant4.c scan-assembler add.*#32505856
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant4.c scan-assembler add.*#3600
+flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant4.c scan-assembler add.*#480
+
+		=== Results Summary ===
diff --git a/README.html b/README.html
index bf17b1bb..f900a677 100644
--- a/README.html
+++ b/README.html
@@ -11,14 +11,6 @@ the build.  More synthetic information is available in other directories,
 as described below:
 <p>
 <ul>
-<li><a href="00-sumfiles/">00-sumfiles/</a> contains .log and possibly .sum files generated by the
-  build. Files with .0 suffix contain the results of the initial full
-  testsuite run, files with .1, .2 etc... contain logs restricted to
-  the parts (.exp) of the testsuite where we detected regressions.
-  .1, .2, .... represent the number of times this subset of the testsuite
-  was executed in order to also identify flaky tests.  The last one
-  contains what is considered as the results of this build.
-
 <li><a href="git/">git/</a> contains the revision and repository of each toolchain
   component built
 
@@ -38,42 +30,13 @@ If you are investigating such a problem, you are probably primarily
 interested in:
 <p>
 <ul>
-<li><a href="notify/results.compare.txt/*view*/">notify/results.compare.txt</a> (regression report).
+<li><a href="notify/regressions.sum/*view*/">notify/regressions.sum</a> and <a href="notify/results.compare.txt/*view*/">notify/results.compare.txt</a> (regression report).
 
-<li><a href="00-sumfiles/">00-sumfiles/</a> .log files with detailed errors, to save
-  yourself reproducing the problem on your machine.
 </ul>
 <p>
 List of files below:
 <p>
 <ul>
-<li><a href="./00-sumfiles/gcc.log.xz">./00-sumfiles/gcc.log.xz</a>
-<li><a href="./00-sumfiles/g++.log.xz">./00-sumfiles/g++.log.xz</a>
-<li><a href="./00-sumfiles/libstdc++.log.xz">./00-sumfiles/libstdc++.log.xz</a>
-<li><a href="./01-reset_artifacts/console.log.xz">./01-reset_artifacts/console.log.xz</a>
-<li><a href="./02-prepare_abe/console.log.xz">./02-prepare_abe/console.log.xz</a>
-<li><a href="./03-build_abe-binutils/console.log.xz">./03-build_abe-binutils/console.log.xz</a>
-<li><a href="./03-build_abe-binutils/make-binutils.log.xz">./03-build_abe-binutils/make-binutils.log.xz</a>
-<li><a href="./04-build_abe-stage1/console.log.xz">./04-build_abe-stage1/console.log.xz</a>
-<li><a href="./04-build_abe-stage1/make-gcc-stage1.log.xz">./04-build_abe-stage1/make-gcc-stage1.log.xz</a>
-<li><a href="./05-clean_sysroot/console.log.xz">./05-clean_sysroot/console.log.xz</a>
-<li><a href="./06-build_abe-newlib/console.log.xz">./06-build_abe-newlib/console.log.xz</a>
-<li><a href="./06-build_abe-newlib/make-newlib.log.xz">./06-build_abe-newlib/make-newlib.log.xz</a>
-<li><a href="./07-build_abe-stage2/console.log.xz">./07-build_abe-stage2/console.log.xz</a>
-<li><a href="./07-build_abe-stage2/make-gcc-stage2.log.xz">./07-build_abe-stage2/make-gcc-stage2.log.xz</a>
-<li><a href="./08-build_abe-gdb/console.log.xz">./08-build_abe-gdb/console.log.xz</a>
-<li><a href="./08-build_abe-gdb/make-gdb.log.xz">./08-build_abe-gdb/make-gdb.log.xz</a>
-<li><a href="./09-build_abe-qemu/console.log.xz">./09-build_abe-qemu/console.log.xz</a>
-<li><a href="./09-build_abe-qemu/make-qemu.log.xz">./09-build_abe-qemu/make-qemu.log.xz</a>
-<li><a href="./10-build_abe-dejagnu/console.log.xz">./10-build_abe-dejagnu/console.log.xz</a>
-<li><a href="./10-build_abe-dejagnu/make-dejagnu.log.xz">./10-build_abe-dejagnu/make-dejagnu.log.xz</a>
-<li><a href="./11-build_abe-check_gcc/baseline.xfail/*view*/">./11-build_abe-check_gcc/baseline.xfail</a>
-<li><a href="./11-build_abe-check_gcc/check-gcc.log.xz">./11-build_abe-check_gcc/check-gcc.log.xz</a>
-<li><a href="./11-build_abe-check_gcc/console.log.xz">./11-build_abe-check_gcc/console.log.xz</a>
-<li><a href="./11-build_abe-check_gcc/flaky.xfail">./11-build_abe-check_gcc/flaky.xfail</a>
-<li><a href="./11-build_abe-check_gcc/testresults-mail-body.txt/*view*/">./11-build_abe-check_gcc/testresults-mail-body.txt</a>
-<li><a href="./11-build_abe-check_gcc/testresults-mail-recipient.txt/*view*/">./11-build_abe-check_gcc/testresults-mail-recipient.txt</a>
-<li><a href="./11-build_abe-check_gcc/testresults-mail-subject.txt/*view*/">./11-build_abe-check_gcc/testresults-mail-subject.txt</a>
 <li><a href="./12-check_regression/baseline.xfail/*view*/">./12-check_regression/baseline.xfail</a>
 <li><a href="./12-check_regression/console.log.xz">./12-check_regression/console.log.xz</a>
 <li><a href="./12-check_regression/fails.sum/*view*/">./12-check_regression/fails.sum</a>
@@ -95,11 +58,14 @@ List of files below:
 <li><a href="./jenkins/run-build.env/*view*/">./jenkins/run-build.env</a>
 <li><a href="./manifest.sh/*view*/">./manifest.sh</a>
 <li><a href="./notify/configure-make.txt/*view*/">./notify/configure-make.txt</a>
+<li><a href="./notify/configure-toolchain.txt/*view*/">./notify/configure-toolchain.txt</a>
+<li><a href="./notify/fixes.sum/*view*/">./notify/fixes.sum</a>
 <li><a href="./notify/jira/comment-template.txt/*view*/">./notify/jira/comment-template.txt</a>
-<li><a href="./notify/lnt_report.json">./notify/lnt_report.json</a>
+<li><a href="./notify/lnt_report.json/*view*/">./notify/lnt_report.json</a>
 <li><a href="./notify/mail-body.txt/*view*/">./notify/mail-body.txt</a>
 <li><a href="./notify/mail-recipients.txt/*view*/">./notify/mail-recipients.txt</a>
 <li><a href="./notify/mail-subject.txt/*view*/">./notify/mail-subject.txt</a>
+<li><a href="./notify/regressions.sum/*view*/">./notify/regressions.sum</a>
 <li><a href="./notify/results.compare/*view*/">./notify/results.compare</a>
 <li><a href="./notify/results.compare.txt/*view*/">./notify/results.compare.txt</a>
 <li><a href="./notify/results-summary.txt/*view*/">./notify/results-summary.txt</a>
diff --git a/README.txt b/README.txt
index 29dcaad3..dbbca342 100644
--- a/README.txt
+++ b/README.txt
@@ -8,14 +8,6 @@ the build.  More synthetic information is available in other directories,
 as described below:
 
 
-- 00-sumfiles/ contains .log and possibly .sum files generated by the
-  build. Files with .0 suffix contain the results of the initial full
-  testsuite run, files with .1, .2 etc... contain logs restricted to
-  the parts (.exp) of the testsuite where we detected regressions.
-  .1, .2, .... represent the number of times this subset of the testsuite
-  was executed in order to also identify flaky tests.  The last one
-  contains what is considered as the results of this build.
-
 - git/ contains the revision and repository of each toolchain
   component built
 
@@ -35,42 +27,13 @@ If you are investigating such a problem, you are probably primarily
 interested in:
 
 
-- notify/results.compare.txt (regression report).
+- notify/regressions.sum and notify/results.compare.txt (regression report).
 
-- 00-sumfiles/ .log files with detailed errors, to save
-  yourself reproducing the problem on your machine.
 
 
 List of files below:
 
 
-- ./00-sumfiles/gcc.log.xz
-- ./00-sumfiles/g++.log.xz
-- ./00-sumfiles/libstdc++.log.xz
-- ./01-reset_artifacts/console.log.xz
-- ./02-prepare_abe/console.log.xz
-- ./03-build_abe-binutils/console.log.xz
-- ./03-build_abe-binutils/make-binutils.log.xz
-- ./04-build_abe-stage1/console.log.xz
-- ./04-build_abe-stage1/make-gcc-stage1.log.xz
-- ./05-clean_sysroot/console.log.xz
-- ./06-build_abe-newlib/console.log.xz
-- ./06-build_abe-newlib/make-newlib.log.xz
-- ./07-build_abe-stage2/console.log.xz
-- ./07-build_abe-stage2/make-gcc-stage2.log.xz
-- ./08-build_abe-gdb/console.log.xz
-- ./08-build_abe-gdb/make-gdb.log.xz
-- ./09-build_abe-qemu/console.log.xz
-- ./09-build_abe-qemu/make-qemu.log.xz
-- ./10-build_abe-dejagnu/console.log.xz
-- ./10-build_abe-dejagnu/make-dejagnu.log.xz
-- ./11-build_abe-check_gcc/baseline.xfail
-- ./11-build_abe-check_gcc/check-gcc.log.xz
-- ./11-build_abe-check_gcc/console.log.xz
-- ./11-build_abe-check_gcc/flaky.xfail
-- ./11-build_abe-check_gcc/testresults-mail-body.txt
-- ./11-build_abe-check_gcc/testresults-mail-recipient.txt
-- ./11-build_abe-check_gcc/testresults-mail-subject.txt
 - ./12-check_regression/baseline.xfail
 - ./12-check_regression/console.log.xz
 - ./12-check_regression/fails.sum
@@ -92,11 +55,14 @@ List of files below:
 - ./jenkins/run-build.env
 - ./manifest.sh
 - ./notify/configure-make.txt
+- ./notify/configure-toolchain.txt
+- ./notify/fixes.sum
 - ./notify/jira/comment-template.txt
 - ./notify/lnt_report.json
 - ./notify/mail-body.txt
 - ./notify/mail-recipients.txt
 - ./notify/mail-subject.txt
+- ./notify/regressions.sum
 - ./notify/results.compare
 - ./notify/results.compare.txt
 - ./notify/results-summary.txt
diff --git a/sumfiles/xfails.xfail b/sumfiles/xfails.xfail
index 03a7af4d..ef7bb1f1 100644
--- a/sumfiles/xfails.xfail
+++ b/sumfiles/xfails.xfail
@@ -3,6 +3,7 @@
 # - known flaky tests (from baseline)
 # - known failures (from baseline)
 #
+################################
 # Known flaky tests
 
 # From https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-arm_v7a_softfp_eabi-build/243/:
@@ -113,6 +114,7 @@ flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant4.c
 flaky,expire=20231128 | UNRESOLVED: gcc.target/arm/thumb2-replicated-constant4.c scan-assembler add.*#480
 
 		=== Results Summary ===
+################################
 # Known failures (from baseline)
 		=== g++ tests ===
 
