force: #68: : [TCWG CI] https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-mainline-allyesconfig-build/68/

Results :
  | # reset_artifacts:
  | -10
  | # build_abe binutils:
  | -9
  | # build_kernel_llvm:
  | -5
  | # build_abe qemu:
  | -2
  | # linux_n_obj:
  | 22011
  | # First few build errors in logs:
  |
  | # 00:07:19 lib/test_scanf.c:661:2: error: implicit conversion from 'int' to 'unsigned char' changes value from -168 to 88 [-Werror,-Wconstant-conversion]
  | # 00:07:19 make[3]: *** [scripts/Makefile.build:243: lib/test_scanf.o] Error 1
  | # 00:12:06 make[2]: *** [scripts/Makefile.build:480: lib] Error 2
  | # 01:06:29 make[1]: *** [/home/tcwg-buildslave/workspace/tcwg_kernel_1/linux/Makefile:2032: .] Error 2
  | # 01:06:29 make: *** [Makefile:234: __sub-make] Error 2

check_regression status : 1

1 files changed, 37 insertions, 13 deletions

diff --git a/notify/mail-body.txt b/notify/mail-body.txt
index ba41e7f..8a1707d 100644
--- a/notify/mail-body.txt
+++ b/notify/mail-body.txt
@@ -1,13 +1,17 @@
-[TCWG-CI] Success after llvm commit: 1279 commits in llvm
+[TCWG-CI] Failure after llvm commit: llvmorg-18-init-1010-g610ec954e1f8 [clang] allow const structs/unions/arrays to be constant expressions for C
 
 In CI config tcwg_kernel/llvm-master-aarch64-mainline-allyesconfig after:
-  | llvm commits:
-  | ab202aa7004a451ee9f496505256cfcb94d71747 [Clang] Increase default architecture from  sm_35 to sm_52
-  | 54bda79335ba65b0ab739a97e24030fcd95165b7 AMDGPU: Simplify and improve sincos matching
-  | 660b740e4b3c4b23dfba36940ae0fe2ad41bfedf [DAG] Support store merging of vector constant stores
-  | 2ad297db2c0ea168822b4958dbe3f3c1d3198d79 [mlir][spirv] Handle zero-element tensors in spirv type conversion
-  | 7ef1718c4d4ecd99f3ba48236f7fd4fd9ffb540c [Driver] Don't try to spell check unsupported options
-  | ... and 1274 more
+  | commit 610ec954e1f81c0e8fcadedcd25afe643f5a094e
+  | Author: Nick Desaulniers <ndesaulniers@google.com>
+  | Date:   Wed Aug 2 15:23:47 2023 -0700
+  | 
+  |     [clang] allow const structs/unions/arrays to be constant expressions for C
+  |     
+  |     For code like:
+  |     struct foo { ... };
+  |     struct bar { struct foo foo; };
+  |     const struct foo my_foo = { ... };
+  | ... 17 lines of the commit log omitted.
 
 Results changed to
 # reset_artifacts:
@@ -19,9 +23,14 @@ Results changed to
 # build_abe qemu:
 -2
 # linux_n_obj:
-22083
-# linux build successful:
-all
+22011
+# First few build errors in logs:
+
+# 00:07:19 lib/test_scanf.c:661:2: error: implicit conversion from 'int' to 'unsigned char' changes value from -168 to 88 [-Werror,-Wconstant-conversion]
+# 00:07:19 make[3]: *** [scripts/Makefile.build:243: lib/test_scanf.o] Error 1
+# 00:12:06 make[2]: *** [scripts/Makefile.build:480: lib] Error 2
+# 01:06:29 make[1]: *** [/home/tcwg-buildslave/workspace/tcwg_kernel_1/linux/Makefile:2032: .] Error 2
+# 01:06:29 make: *** [Makefile:234: __sub-make] Error 2
 
 From
 # reset_artifacts:
@@ -42,6 +51,21 @@ all
 -----------------8<--------------------------8<--------------------------8<--------------------------
 The information below can be used to reproduce a debug environment:
 
-Current build   : https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-mainline-allyesconfig-build/67/artifact/artifacts
-Reference build : https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-mainline-allyesconfig-build/66/artifact/artifacts
+Current build   : https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-mainline-allyesconfig-build/68/artifact/artifacts
+Reference build : https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-mainline-allyesconfig-build/67/artifact/artifacts
+
+Reproduce last good and first bad builds: https://git.linaro.org/toolchain/ci/interesting-commits.git/plain/llvm/sha1/610ec954e1f81c0e8fcadedcd25afe643f5a094e/reproduction_instructions.txt
+
+Full commit : https://github.com/llvm/llvm-project/commit/610ec954e1f81c0e8fcadedcd25afe643f5a094e
+
+Latest bug report status : https://linaro.atlassian.net/browse/LLVM-646
+
+List of configurations that regressed due to this commit :
+* tcwg_kernel
+** llvm-master-aarch64-mainline-allyesconfig
+*** Failure
+*** https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-mainline-allyesconfig-build/68/
+** llvm-master-aarch64-stable-allmodconfig
+*** Failure
+*** https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-stable-allmodconfig-build/52/