[clang-tools-extra] [clang-doc] Make test alias depend on the unit test binary (PR #190014)

Fri Apr 10 14:08:59 PDT 2026

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-s390x-linux` running on `systemz-1` while building `clang-tools-extra` at step 5 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/42/builds/8554

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 5 (ninja check 1) failure: stage 1 checked (failure)
******************** TEST 'AddressSanitizer-s390x-linux :: TestCases/Posix/halt_on_error-signals.c' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 3
/home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/./bin/clang  -fsanitize=address -mno-omit-leaf-frame-pointer -fno-omit-frame-pointer -fno-optimize-sibling-calls -gline-tables-only   -Wthread-safety -Wthread-safety-reference -Wthread-safety-beta   -mbackchain -fsanitize-recover=address -pthread /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c -o /home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/asan/S390XLinuxConfig/TestCases/Posix/Output/halt_on_error-signals.c.tmp
# executed command: /home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/./bin/clang -fsanitize=address -mno-omit-leaf-frame-pointer -fno-omit-frame-pointer -fno-optimize-sibling-calls -gline-tables-only -Wthread-safety -Wthread-safety-reference -Wthread-safety-beta -mbackchain -fsanitize-recover=address -pthread /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c -o /home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/asan/S390XLinuxConfig/TestCases/Posix/Output/halt_on_error-signals.c.tmp
# .---command stderr------------
# | In file included from /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c:11:
# | In file included from /usr/include/stdio.h:27:
# | In file included from /usr/include/s390x-linux-gnu/bits/libc-header-start.h:33:
# | /usr/include/features.h:194:3: warning: "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE" [-W#warnings]
# |   194 | # warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE"
# |       |   ^
# | 1 warning generated.
# `-----------------------------
# RUN: at line 5
env ASAN_OPTIONS=halt_on_error=false:suppress_equal_pcs=false  /home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/asan/S390XLinuxConfig/TestCases/Posix/Output/halt_on_error-signals.c.tmp 100 >/home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/asan/S390XLinuxConfig/TestCases/Posix/Output/halt_on_error-signals.c.tmp.log 2>&1 || true
# executed command: env ASAN_OPTIONS=halt_on_error=false:suppress_equal_pcs=false /home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/asan/S390XLinuxConfig/TestCases/Posix/Output/halt_on_error-signals.c.tmp 100
# .---redirected output from '/home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/asan/S390XLinuxConfig/TestCases/Posix/Output/halt_on_error-signals.c.tmp.log'
# | =================================================================
# | ==1644186==ERROR: AddressSanitizer: use-after-poison on address 0x02aa048f4bc0 at pc 0x02aa048bc65c bp 0x03ffa3ffec00 sp 0x03ffa3ffebf8
# | WRITE of size 1 at 0x02aa048f4bc0 thread T1
# |     #0 0x02aa048bc65b in error /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c:32:12
# |     #1 0x02aa048bca5d in receiver /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c:66:5
# |     #2 0x02aa04869ae9 in asan_thread_start(void*) /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/lib/asan/asan_interceptors.cpp:306:28
# |     #3 0x03ffa7196295 in start_thread nptl/pthread_create.c:442:8
# |     #4 0x03ffa721000d  misc/../sysdeps/unix/sysv/linux/s390/s390-64/clone.S:66
# | 
# | 0x02aa048f4bc0 is located 32 bytes before global variable 'niter' defined in '/home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Po
# | ...
# `---data was truncated--------
# note: command had no output on stdout or stderr
# error: command failed with exit status: 1
# executed command: true
# RUN: at line 7
FileCheck --check-prefix=CHECK-COLLISION /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c </home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/asan/S390XLinuxConfig/TestCases/Posix/Output/halt_on_error-signals.c.tmp.log || FileCheck --check-prefix=CHECK-NO-COLLISION /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c </home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/asan/S390XLinuxConfig/TestCases/Posix/Output/halt_on_error-signals.c.tmp.log
# executed command: FileCheck --check-prefix=CHECK-COLLISION /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c
# .---command stderr------------
# | /home/uweigand/sandbox/buildbot/clang-s390x-linux/llvm/compiler-rt/test/asan/TestCases/Posix/halt_on_error-signals.c:29:22: error: CHECK-COLLISION: expected string not found in input
# |  // CHECK-COLLISION: AddressSanitizer: nested bug in the same thread, aborting
# |                      ^
# | <stdin>:1:1: note: scanning from here
# | =================================================================
# | ^
# | <stdin>:56:79: note: possible intended match here
# | /home/uweigand/sandbox/buildbot/clang-s390x-linux/stage1/./bin/llvm-symbolizerAddressSanitizer: : nested bug in the same thread, aborting.
# |                                                                               ^
# | 
...

```

</details>

https://github.com/llvm/llvm-project/pull/190014