ninja: Entering directory `out/gn'
[0/1] ACTION //clang-tools-extra/test:check-clang-tools(//llvm/utils/gn/build/toolchain:unix)
-- Testing: 1323 tests, 64 workers --
Testing: 
FAIL: Clang Tools :: clang-tidy/checkers/modernize/concat-nested-namespaces.cpp (1 of 1323)
******************** TEST 'Clang Tools :: clang-tidy/checkers/modernize/concat-nested-namespaces.cpp' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 1
python3 /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/check_clang_tidy.py -std=c++17 -check-suffix=NORMAL -check-header /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/concat-nested-namespaces/modernize-concat-nested-namespaces.h /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/concat-nested-namespaces.cpp modernize-concat-nested-namespaces /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp
# executed command: python3 /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/check_clang_tidy.py -std=c++17 -check-suffix=NORMAL -check-header /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/concat-nested-namespaces/modernize-concat-nested-namespaces.h /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/concat-nested-namespaces.cpp modernize-concat-nested-namespaces /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp
# .---command stdout------------
# | Running ['clang-tidy', '--experimental-custom-checks', '/usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp', '-fix', '--checks=-*,modernize-concat-nested-namespaces', '--config={}', '--', '-I/usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp.headers', '-std=c++17', '-nostdinc++']...
# | ------------------------ clang-tidy output -----------------------
# | 15 warnings generated.
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:31:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |    31 | namespace n9 {
# |       | ^~~~~~~~~~~~~~
# |    32 | namespace n10 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n9::n10
# |    33 | //
# |    34 | //
# |    35 | void t();
# |    36 | } // namespace n10
# |       | ~~~~~~~~~~~~~~~~~~
# |       | } // namespace n9::n10
# |    37 | } // namespace n9
# |       | ~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:31:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:32:1: note: FIX-IT applied suggested code changes
# |    32 | namespace n10 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:36:1: note: FIX-IT applied suggested code changes
# |    36 | } // namespace n10
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:37:1: note: FIX-IT applied suggested code changes
# |    37 | } // namespace n9
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:40:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |    40 | namespace n11 {
# |       | ^~~~~~~~~~~~~~~
# |    41 | namespace n12 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n11::n12
# |    42 | //
# |    43 | //
# |    44 | namespace n13 {
# |    45 | void t();
# |    46 | }
# |    47 | namespace n14 {
# |    48 | void t();
# |    49 | }
# |    50 | } // namespace n12
# |       | ~~~~~~~~~~~~~~~~~~
# |       | } // namespace n11::n12
# |    51 | } // namespace n11
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:40:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:41:1: note: FIX-IT applied suggested code changes
# |    41 | namespace n12 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:50:1: note: FIX-IT applied suggested code changes
# |    50 | } // namespace n12
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:51:1: note: FIX-IT applied suggested code changes
# |    51 | } // namespace n11
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:63:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |    63 | namespace n18 {
# |       | ^~~~~~~~~~~~~~~
# |    64 | namespace n19 {
# |       | ~~~~~~~~~~~~~~~
# |    65 | namespace n20 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n18::n19::n20
# |    66 | //
# |    67 | //
# |    68 | void t();
# |    69 | } // namespace n20
# |       | ~~~~~~~~~~~~~~~~~~
# |       | } // namespace n18::n19::n20
# |    70 | } // namespace n19
# |       | ~~~~~~~~~~~~~~~~~~
# |    71 | } // namespace n18
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:63:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:64:1: note: FIX-IT applied suggested code changes
# |    64 | namespace n19 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:65:1: note: FIX-IT applied suggested code changes
# |    65 | namespace n20 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:69:1: note: FIX-IT applied suggested code changes
# |    69 | } // namespace n20
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:70:1: note: FIX-IT applied suggested code changes
# |    70 | } // namespace n19
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:71:1: note: FIX-IT applied suggested code changes
# |    71 | } // namespace n18
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:87:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |    87 | namespace n24 {
# |       | ^~~~~~~~~~~~~~~
# |    88 | namespace n25 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n24::n25
# |    89 | //
# |    90 | //
# |    91 | void t();
# |    92 | } // namespace n25
# |       | ~~~~~~~~~~~~~~~~~~
# |       | } // namespace n24::n25
# |    93 | } // namespace n24
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:87:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:88:1: note: FIX-IT applied suggested code changes
# |    88 | namespace n25 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:92:1: note: FIX-IT applied suggested code changes
# |    92 | } // namespace n25
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:93:1: note: FIX-IT applied suggested code changes
# |    93 | } // namespace n24
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:98:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |    98 | namespace n26::n27 {
# |       | ^~~~~~~~~~~~~~~~~~~~
# |    99 | namespace n28 {
# |       | ~~~~~~~~~~~~~~~
# |   100 | namespace n29::n30 {
# |       | ~~~~~~~~~~~~~~~~~~
# |       | namespace n26::n27::n28::n29::n30
# |   101 | //
# |   102 | //
# |   103 | void t() {}
# |   104 | } // namespace n29::n30
# |       | ~~~~~~~~~~~~~~~~~~~~~~~
# |       | } // namespace n26::n27::n28::n29::n30
# |   105 | } // namespace n28
# |       | ~~~~~~~~~~~~~~~~~~
# |   106 | } // namespace n26::n27
# |       | ~~~~~~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:98:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:99:1: note: FIX-IT applied suggested code changes
# |    99 | namespace n28 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:100:1: note: FIX-IT applied suggested code changes
# |   100 | namespace n29::n30 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:104:1: note: FIX-IT applied suggested code changes
# |   104 | } // namespace n29::n30
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:105:1: note: FIX-IT applied suggested code changes
# |   105 | } // namespace n28
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:106:1: note: FIX-IT applied suggested code changes
# |   106 | } // namespace n26::n27
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:109:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   109 | namespace n31 {
# |       | ^~~~~~~~~~~~~~~
# |   110 | namespace n32 {}
# |       | ~~~~~~~~~~~~~
# |       | namespace n31::n32
# |   111 | //
# |   112 | } // namespace n31
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:109:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:110:1: note: FIX-IT applied suggested code changes
# |   110 | namespace n32 {}
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:112:1: note: FIX-IT applied suggested code changes
# |   112 | } // namespace n31
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:115:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   115 | namespace n34 {
# |       | ^~~~~~~~~~~~~~~
# |   116 | namespace n35 {}
# |       | ~~~~~~~~~~~~~
# |       | namespace n34::n35
# |   117 | //
# |   118 | } // namespace n34
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:115:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:116:1: note: FIX-IT applied suggested code changes
# |   116 | namespace n35 {}
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:118:1: note: FIX-IT applied suggested code changes
# |   118 | } // namespace n34
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:129:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   129 | namespace n39 {
# |       | ^~~~~~~~~~~~~~~
# |   130 | namespace n40 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n39::n40
# |   131 | //
# |   132 | //
# |   133 | #ifdef IEXIST
# |   134 | void t() {}
# |   135 | #endif
# |   136 | } // namespace n40
# |       | ~~~~~~~~~~~~~~~~~~
# |       | } // namespace n39::n40
# |   137 | } // namespace n39
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:129:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:130:1: note: FIX-IT applied suggested code changes
# |   130 | namespace n40 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:136:1: note: FIX-IT applied suggested code changes
# |   136 | } // namespace n40
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:137:1: note: FIX-IT applied suggested code changes
# |   137 | } // namespace n39
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:140:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   140 | namespace n41 {
# |       | ^~~~~~~~~~~~~~~
# |   141 | namespace n42 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n41::n42
# |   142 | //
# |   143 | //
# |   144 | #ifdef IDONTEXIST
# |   145 | void t() {}
# |   146 | #endif
# |   147 | } // namespace n42
# |       | ~~~~~~~~~~~~~~~~~~
# |       | } // namespace n41::n42
# |   148 | } // namespace n41
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:140:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:141:1: note: FIX-IT applied suggested code changes
# |   141 | namespace n42 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:147:1: note: FIX-IT applied suggested code changes
# |   147 | } // namespace n42
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:148:1: note: FIX-IT applied suggested code changes
# |   148 | } // namespace n41
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:153:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   153 | namespace n43 {
# |       | ^~~~~~~~~~~~~~~
# |   154 | #define N43_INNER
# |   155 | namespace n44 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n43::n44
# |   156 | void foo() {}
# |   157 | } // namespace n44
# |       | ~~~~~~~~~~~~~~~~~~
# |       | } // namespace n43::n44
# |   158 | #undef N43_INNER
# |   159 | } // namespace n43
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:153:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:155:1: note: FIX-IT applied suggested code changes
# |   155 | namespace n44 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:157:1: note: FIX-IT applied suggested code changes
# |   157 | } // namespace n44
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:159:1: note: FIX-IT applied suggested code changes
# |   159 | } // namespace n43
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:166:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   166 | namespace n45{
# |       | ^~~~~~~~~~~~~~
# |   167 | #define N45_INNER
# |   168 | namespace n46
# |       | ~~~~~~~~~~~~~
# |   169 | {
# |       | ~
# |   170 | #pragma clang diagnostic push
# |   171 | namespace n47 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n45::n46::n47
# |   172 | void foo() {}
# |   173 | } // namespace n47
# |       | ~~~~~~~~~~~~~~~~~~
# |       | } // namespace n45::n46::n47
# |   174 | #pragma clang diagnostic pop
# |   175 | } // namespace n46
# |       | ~~~~~~~~~~~~~~~~~~
# |   176 | #undef N45_INNER
# |   177 | } // namespace n45
# |       | ~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:166:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:168:1: note: FIX-IT applied suggested code changes
# |   168 | namespace n46
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:171:1: note: FIX-IT applied suggested code changes
# |   171 | namespace n47 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:173:1: note: FIX-IT applied suggested code changes
# |   173 | } // namespace n47
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:175:1: note: FIX-IT applied suggested code changes
# |   175 | } // namespace n46
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:177:1: note: FIX-IT applied suggested code changes
# |   177 | } // namespace n45
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:187:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   187 | namespace n49 {
# |       | ^~~~~~~~~~~~~~~
# |   188 | namespace n50 {
# |       | ~~~~~~~~~~~~~
# |       | namespace n49::n50
# |   189 | //
# |   190 | void foo() {}
# |   191 | }
# |   192 | }
# |       | ~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:187:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:188:1: note: FIX-IT applied suggested code changes
# |   188 | namespace n50 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:192:1: note: FIX-IT applied suggested code changes
# |   192 | }
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:218:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   218 | namespace avoid_add_close_comment {
# |       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |   219 | namespace inner {
# |       | ~~~~~~~~~~~~~~~
# |       | namespace avoid_add_close_comment::inner
# |   220 | void foo() {}
# |   221 | }
# |   222 | }
# |       | ~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:218:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:219:1: note: FIX-IT applied suggested code changes
# |   219 | namespace inner {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:222:1: note: FIX-IT applied suggested code changes
# |   222 | }
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:227:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   227 | namespace avoid_change_close_comment {
# |       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |   228 | namespace inner {
# |       | ~~~~~~~~~~~~~~~
# |       | namespace avoid_change_close_comment::inner
# |   229 | void foo() {}
# |   230 | } // namespace inner and other comments
# |   231 | } // namespace avoid_change_close_comment and other comments
# |       | ~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:227:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:228:1: note: FIX-IT applied suggested code changes
# |   228 | namespace inner {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:231:1: note: FIX-IT applied suggested code changes
# |   231 | } // namespace avoid_change_close_comment and other comments
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:241:1: warning: nested namespaces can be concatenated [modernize-concat-nested-namespaces]
# |   241 | namespace /*::*/ comment_colon_2 {
# |       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |   242 | namespace comment_colon_2 {
# |       | ~~~~~~~~~~~~~~~~~~~~~~~~~
# |       | namespace comment_colon_2::comment_colon_2
# |   243 | void foo() {}
# |   244 | } // namespace comment_colon_2
# |       | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |       | } // namespace comment_colon_2::comment_colon_2
# |   245 | } // namespace comment_colon_2
# |       | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:241:1: note: FIX-IT applied suggested code changes
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:242:1: note: FIX-IT applied suggested code changes
# |   242 | namespace comment_colon_2 {
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:244:1: note: FIX-IT applied suggested code changes
# |   244 | } // namespace comment_colon_2
# |       | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp:245:1: note: FIX-IT applied suggested code changes
# | clang-tidy applied 61 of 61 suggested fixes.
# |   245 | } // namespace comment_colon_2
# |       | ^
# | 
# | ------------------------------------------------------------------
# | diff -u /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.orig /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp failed:
# | --- /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.orig	2026-02-13 17:25:43.021117432 +0000
# | +++ /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp	2026-02-13 17:25:43.070150416 +0000
# | @@ -28,17 +28,17 @@
# |  }
# |  } // namespace n7
# |  
# | -namespace n9 {
# | -namespace n10 {
# | +
# | +namespace n9::n10 {
# |  //
# |  //
# |  void t();
# | -} // namespace n10
# | -} // namespace n9
# | +} // namespace n9::n10
# | +
# |  //
# |  
# | -namespace n11 {
# | -namespace n12 {
# | +
# | +namespace n11::n12 {
# |  //
# |  //
# |  namespace n13 {
# | @@ -47,8 +47,8 @@
# |  namespace n14 {
# |  void t();
# |  }
# | -} // namespace n12
# | -} // namespace n11
# | +} // namespace n11::n12
# | +
# |  //
# |  
# |  namespace n15 {
# | @@ -60,15 +60,15 @@
# |  void t();
# |  }
# |  
# | -namespace n18 {
# | -namespace n19 {
# | -namespace n20 {
# | +
# | +
# | +namespace n18::n19::n20 {
# |  //
# |  //
# |  void t();
# | -} // namespace n20
# | -} // namespace n19
# | -} // namespace n18
# | +} // namespace n18::n19::n20
# | +
# | +
# |  //
# |  
# |  namespace n21 {
# | @@ -84,38 +84,38 @@
# |  
# |  namespace n23 {
# |  namespace {
# | -namespace n24 {
# | -namespace n25 {
# | +
# | +namespace n24::n25 {
# |  //
# |  //
# |  void t();
# | -} // namespace n25
# | -} // namespace n24
# | +} // namespace n24::n25
# | +
# |  //
# |  } // namespace
# |  } // namespace n23
# |  
# | -namespace n26::n27 {
# | -namespace n28 {
# | -namespace n29::n30 {
# | +
# | +
# | +namespace n26::n27::n28::n29::n30 {
# |  //
# |  //
# |  void t() {}
# | -} // namespace n29::n30
# | -} // namespace n28
# | -} // namespace n26::n27
# | +} // namespace n26::n27::n28::n29::n30
# | +
# | +
# |  //
# |  
# | -namespace n31 {
# | -namespace n32 {}
# | +
# | +
# |  //
# | -} // namespace n31
# | +
# |  
# |  namespace n33 {
# | -namespace n34 {
# | -namespace n35 {}
# | +
# | +
# |  //
# | -} // namespace n34
# | +
# |  namespace n36 {
# |  void t();
# |  }
# | @@ -126,55 +126,54 @@
# |  }
# |  
# |  #define IEXIST
# | -namespace n39 {
# | -namespace n40 {
# | +
# | +namespace n39::n40 {
# |  //
# |  //
# |  #ifdef IEXIST
# |  void t() {}
# |  #endif
# | -} // namespace n40
# | -} // namespace n39
# | +} // namespace n39::n40
# | +
# |  //
# |  
# | -namespace n41 {
# | -namespace n42 {
# | +
# | +namespace n41::n42 {
# |  //
# |  //
# |  #ifdef IDONTEXIST
# |  void t() {}
# |  #endif
# | -} // namespace n42
# | -} // namespace n41
# | +} // namespace n41::n42
# | +
# |  //
# |  
# |  
# |  //
# | -namespace n43 {
# | +
# |  #define N43_INNER
# | -namespace n44 {
# | +namespace n43::n44 {
# |  void foo() {}
# | -} // namespace n44
# | +} // namespace n43::n44
# |  #undef N43_INNER
# | -} // namespace n43
# | +
# |  //
# |  //
# |  //
# |  //
# |  
# |  //
# | -namespace n45{
# | +
# |  #define N45_INNER
# | -namespace n46
# | -{
# | +
# |  #pragma clang diagnostic push
# | -namespace n47 {
# | +namespace n45::n46::n47 {
# |  void foo() {}
# | -} // namespace n47
# | +} // namespace n45::n46::n47
# |  #pragma clang diagnostic pop
# | -} // namespace n46
# | +
# |  #undef N45_INNER
# | -} // namespace n45
# | +
# |  //
# |  //
# |  //
# | @@ -184,12 +183,12 @@
# |  
# |  inline namespace n48 {
# |  //
# | -namespace n49 {
# | -namespace n50 {
# | +
# | +namespace n49::n50 {
# |  //
# |  void foo() {}
# |  }
# | -}
# | +
# |  }
# |  
# |  //
# | @@ -215,20 +214,20 @@
# |  #endif
# |  
# |  //
# | -namespace avoid_add_close_comment {
# | -namespace inner {
# | +
# | +namespace avoid_add_close_comment::inner {
# |  void foo() {}
# |  }
# | -}
# | +
# |  //
# |  //
# |  
# |  //
# | -namespace avoid_change_close_comment {
# | -namespace inner {
# | +
# | +namespace avoid_change_close_comment::inner {
# |  void foo() {}
# |  } // namespace inner and other comments
# | -} // namespace avoid_change_close_comment and other comments
# | +// namespace avoid_change_close_comment and other comments
# |  //
# |  //
# |  
# | @@ -238,11 +237,11 @@
# |  //
# |  
# |  //
# | -namespace /*::*/ comment_colon_2 {
# | -namespace comment_colon_2 {
# | +
# | +namespace comment_colon_2::comment_colon_2 {
# |  void foo() {}
# | -} // namespace comment_colon_2
# | -} // namespace comment_colon_2
# | +} // namespace comment_colon_2::comment_colon_2
# | +
# |  
# |  int main() {
# |    n26::n27::n28::n29::n30::t();
# | 
# | ------------------------------ Fixes -----------------------------
# | --- /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.orig	2026-02-13 17:25:43.021117432 +0000
# | +++ /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp	2026-02-13 17:25:43.070150416 +0000
# | @@ -28,17 +28,17 @@
# |  }
# |  } // namespace n7
# |  
# | -namespace n9 {
# | -namespace n10 {
# | +
# | +namespace n9::n10 {
# |  //
# |  //
# |  void t();
# | -} // namespace n10
# | -} // namespace n9
# | +} // namespace n9::n10
# | +
# |  //
# |  
# | -namespace n11 {
# | -namespace n12 {
# | +
# | +namespace n11::n12 {
# |  //
# |  //
# |  namespace n13 {
# | @@ -47,8 +47,8 @@
# |  namespace n14 {
# |  void t();
# |  }
# | -} // namespace n12
# | -} // namespace n11
# | +} // namespace n11::n12
# | +
# |  //
# |  
# |  namespace n15 {
# | @@ -60,15 +60,15 @@
# |  void t();
# |  }
# |  
# | -namespace n18 {
# | -namespace n19 {
# | -namespace n20 {
# | +
# | +
# | +namespace n18::n19::n20 {
# |  //
# |  //
# |  void t();
# | -} // namespace n20
# | -} // namespace n19
# | -} // namespace n18
# | +} // namespace n18::n19::n20
# | +
# | +
# |  //
# |  
# |  namespace n21 {
# | @@ -84,38 +84,38 @@
# |  
# |  namespace n23 {
# |  namespace {
# | -namespace n24 {
# | -namespace n25 {
# | +
# | +namespace n24::n25 {
# |  //
# |  //
# |  void t();
# | -} // namespace n25
# | -} // namespace n24
# | +} // namespace n24::n25
# | +
# |  //
# |  } // namespace
# |  } // namespace n23
# |  
# | -namespace n26::n27 {
# | -namespace n28 {
# | -namespace n29::n30 {
# | +
# | +
# | +namespace n26::n27::n28::n29::n30 {
# |  //
# |  //
# |  void t() {}
# | -} // namespace n29::n30
# | -} // namespace n28
# | -} // namespace n26::n27
# | +} // namespace n26::n27::n28::n29::n30
# | +
# | +
# |  //
# |  
# | -namespace n31 {
# | -namespace n32 {}
# | +
# | +
# |  //
# | -} // namespace n31
# | +
# |  
# |  namespace n33 {
# | -namespace n34 {
# | -namespace n35 {}
# | +
# | +
# |  //
# | -} // namespace n34
# | +
# |  namespace n36 {
# |  void t();
# |  }
# | @@ -126,55 +126,54 @@
# |  }
# |  
# |  #define IEXIST
# | -namespace n39 {
# | -namespace n40 {
# | +
# | +namespace n39::n40 {
# |  //
# |  //
# |  #ifdef IEXIST
# |  void t() {}
# |  #endif
# | -} // namespace n40
# | -} // namespace n39
# | +} // namespace n39::n40
# | +
# |  //
# |  
# | -namespace n41 {
# | -namespace n42 {
# | +
# | +namespace n41::n42 {
# |  //
# |  //
# |  #ifdef IDONTEXIST
# |  void t() {}
# |  #endif
# | -} // namespace n42
# | -} // namespace n41
# | +} // namespace n41::n42
# | +
# |  //
# |  
# |  
# |  //
# | -namespace n43 {
# | +
# |  #define N43_INNER
# | -namespace n44 {
# | +namespace n43::n44 {
# |  void foo() {}
# | -} // namespace n44
# | +} // namespace n43::n44
# |  #undef N43_INNER
# | -} // namespace n43
# | +
# |  //
# |  //
# |  //
# |  //
# |  
# |  //
# | -namespace n45{
# | +
# |  #define N45_INNER
# | -namespace n46
# | -{
# | +
# |  #pragma clang diagnostic push
# | -namespace n47 {
# | +namespace n45::n46::n47 {
# |  void foo() {}
# | -} // namespace n47
# | +} // namespace n45::n46::n47
# |  #pragma clang diagnostic pop
# | -} // namespace n46
# | +
# |  #undef N45_INNER
# | -} // namespace n45
# | +
# |  //
# |  //
# |  //
# | @@ -184,12 +183,12 @@
# |  
# |  inline namespace n48 {
# |  //
# | -namespace n49 {
# | -namespace n50 {
# | +
# | +namespace n49::n50 {
# |  //
# |  void foo() {}
# |  }
# | -}
# | +
# |  }
# |  
# |  //
# | @@ -215,20 +214,20 @@
# |  #endif
# |  
# |  //
# | -namespace avoid_add_close_comment {
# | -namespace inner {
# | +
# | +namespace avoid_add_close_comment::inner {
# |  void foo() {}
# |  }
# | -}
# | +
# |  //
# |  //
# |  
# |  //
# | -namespace avoid_change_close_comment {
# | -namespace inner {
# | +
# | +namespace avoid_change_close_comment::inner {
# |  void foo() {}
# |  } // namespace inner and other comments
# | -} // namespace avoid_change_close_comment and other comments
# | +// namespace avoid_change_close_comment and other comments
# |  //
# |  //
# |  
# | @@ -238,11 +237,11 @@
# |  //
# |  
# |  //
# | -namespace /*::*/ comment_colon_2 {
# | -namespace comment_colon_2 {
# | +
# | +namespace comment_colon_2::comment_colon_2 {
# |  void foo() {}
# | -} // namespace comment_colon_2
# | -} // namespace comment_colon_2
# | +} // namespace comment_colon_2::comment_colon_2
# | +
# |  
# |  int main() {
# |    n26::n27::n28::n29::n30::t();
# | 
# | ------------------------------------------------------------------
# | FileCheck --input-file=/usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp.headers/modernize-concat-nested-namespaces.h /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/concat-nested-namespaces/modernize-concat-nested-namespaces.h --check-prefixes=CHECK-FIXES-NORMAL --match-full-lines failed:
# | /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/concat-nested-namespaces/modernize-concat-nested-namespaces.h:4:24: error: CHECK-FIXES-NORMAL: expected string not found in input
# | // CHECK-FIXES-NORMAL: namespace nn1::nn2 {
# |                        ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp.headers/modernize-concat-nested-namespaces.h:1:1: note: scanning from here
# | //
# | ^
# | /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp.headers/modernize-concat-nested-namespaces.h:2:1: note: possible intended match here
# | namespace nn1 {
# | ^
# | 
# | Input file: /usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp.headers/modernize-concat-nested-namespaces.h
# | Check file: /usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/concat-nested-namespaces/modernize-concat-nested-namespaces.h
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |            1: // 
# | check:4'0     X~~ error: no match found
# |            2: namespace nn1 { 
# | check:4'0     ~~~~~~~~~~~~~~~~
# | check:4'1     ?                possible intended match
# |            3: namespace nn2 { 
# | check:4'0     ~~~~~~~~~~~~~~~~
# |            4: // 
# | check:4'0     ~~~
# |            5: void t(); 
# | check:4'0     ~~~~~~~~~~
# |            6: } // namespace nn2 
# | check:4'0     ~~~~~~~~~~~~~~~~~~~
# |            7: } // namespace nn1 
# | check:4'0     ~~~~~~~~~~~~~~~~~~~
# |            .
# |            .
# |            .
# | >>>>>>
# | 
# `-----------------------------
# .---command stderr------------
# | Traceback (most recent call last):
# |   File "/usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/check_clang_tidy.py", line 546, in <module>
# |     main()
# |     ~~~~^^
# |   File "/usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/check_clang_tidy.py", line 542, in main
# |     CheckRunner(args, extra_args).run()
# |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
# |   File "/usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/check_clang_tidy.py", line 429, in run
# |     self.check_fixes(
# |     ~~~~~~~~~~~~~~~~^
# |         input_file=temp_header,
# |         ^^^^^^^^^^^^^^^^^^^^^^^
# |         check_file=original_header,
# |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
# |     )
# |     ^
# |   File "/usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/check_clang_tidy.py", line 319, in check_fixes
# |     try_run(
# |     ~~~~~~~^
# |         [
# |         ^
# |     ...<9 lines>...
# |         ]
# |         ^
# |     )
# |     ^
# |   File "/usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/check_clang_tidy.py", line 64, in try_run
# |     process_output = subprocess.check_output(args, stderr=subprocess.STDOUT).decode(
# |                      ~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
# |   File "/usr/lib/python3.13/subprocess.py", line 472, in check_output
# |     return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
# |            ~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
# |                **kwargs).stdout
# |                ^^^^^^^^^
# |   File "/usr/lib/python3.13/subprocess.py", line 577, in run
# |     raise CalledProcessError(retcode, process.args,
# |                              output=stdout, stderr=stderr)
# | subprocess.CalledProcessError: Command '['FileCheck', '--input-file=/usr/local/google/home/thakis/src/llvm-project/out/gn/obj/clang-tools-extra/test/clang-tidy/checkers/modernize/Output/concat-nested-namespaces.cpp.tmp.cpp.headers/modernize-concat-nested-namespaces.h', '/usr/local/google/home/thakis/src/llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/concat-nested-namespaces/modernize-concat-nested-namespaces.h', '--check-prefixes=CHECK-FIXES-NORMAL', '--match-full-lines']' returned non-zero exit status 1.
# `-----------------------------
# error: command failed with exit status: 1

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90.. 
********************
Failed Tests (1):
  Clang Tools :: clang-tidy/checkers/modernize/concat-nested-namespaces.cpp


Testing Time: 8.07s

Total Discovered Tests: 1571
  Unsupported      :    2 (0.13%)
  Passed           : 1567 (99.75%)
  Expectedly Failed:    1 (0.06%)
  Failed           :    1 (0.06%)
FAILED: gen/clang-tools-extra/test/run-lit 
python3 bin/llvm-lit -sv ../../clang-tools-extra/test
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn', 'check-clang-tools']' returned non-zero exit status 1.