[clang] [clang] Catch missing format attributes (PR #70024)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-aarch64-linux-bootstrap-asan` running on `sanitizer-buildbot8` while building `clang` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/24/builds/449

Here is the relevant piece of the build log for the reference:
```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using lld-link: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld64.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using wasm-ld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using lld-link: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld64.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using wasm-ld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:72: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 81063 of 81064 tests, 48 workers --
Testing:  0.. 10..
FAIL: Clang :: Sema/attr-format-missing.c (16169 of 81063)
******************** TEST 'Clang :: Sema/attr-format-missing.c' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 1: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,c_diagnostics -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,c_diagnostics -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c
error: 'c_diagnostics-error' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 87: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 95: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 96: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 391: passing 'char *' to parameter of incompatible type '__builtin_va_list'
error: 'c_diagnostics-warning' diagnostics expected but not seen: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 83 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:87): diagnostic behavior may be improved by adding the 'scanf' format attribute to the declaration of 'f7'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 111 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:113): incompatible pointer types passing 'const wchar_t *' (aka 'const int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 141 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:143): incompatible pointer types passing 'const wchar_t *' (aka 'const int *') to parameter of type 'const char *'
error: 'c_diagnostics-warning' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 111: incompatible pointer types passing 'const wchar_t *' (aka 'const unsigned int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 141: incompatible pointer types passing 'const wchar_t *' (aka 'const unsigned int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 387: diagnostic behavior may be improved by adding the 'printf' format attribute to the declaration of 'f41'
error: 'c_diagnostics-note' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 30: passing argument to parameter here
11 errors generated.

--

********************
Testing:  0.. 10.. 
FAIL: Clang :: Sema/attr-format-missing.cpp (16228 of 81063)
******************** TEST 'Clang :: Sema/attr-format-missing.cpp' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 1: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,beforeCxx2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,beforeCxx2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
RUN: at line 2: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify -std=c++2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify -std=c++2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
Step 10 (stage2/asan check) failure: stage2/asan check (failure)
...
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using lld-link: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld64.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using wasm-ld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using lld-link: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld64.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using wasm-ld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:72: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 81063 of 81064 tests, 48 workers --
Testing:  0.. 10..
FAIL: Clang :: Sema/attr-format-missing.c (16169 of 81063)
******************** TEST 'Clang :: Sema/attr-format-missing.c' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 1: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,c_diagnostics -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,c_diagnostics -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c
error: 'c_diagnostics-error' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 87: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 95: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 96: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 391: passing 'char *' to parameter of incompatible type '__builtin_va_list'
error: 'c_diagnostics-warning' diagnostics expected but not seen: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 83 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:87): diagnostic behavior may be improved by adding the 'scanf' format attribute to the declaration of 'f7'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 111 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:113): incompatible pointer types passing 'const wchar_t *' (aka 'const int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 141 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:143): incompatible pointer types passing 'const wchar_t *' (aka 'const int *') to parameter of type 'const char *'
error: 'c_diagnostics-warning' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 111: incompatible pointer types passing 'const wchar_t *' (aka 'const unsigned int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 141: incompatible pointer types passing 'const wchar_t *' (aka 'const unsigned int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 387: diagnostic behavior may be improved by adding the 'printf' format attribute to the declaration of 'f41'
error: 'c_diagnostics-note' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 30: passing argument to parameter here
11 errors generated.

--

********************
Testing:  0.. 10.. 
FAIL: Clang :: Sema/attr-format-missing.cpp (16228 of 81063)
******************** TEST 'Clang :: Sema/attr-format-missing.cpp' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 1: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,beforeCxx2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,beforeCxx2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
RUN: at line 2: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify -std=c++2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify -std=c++2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
Step 13 (stage3/asan check) failure: stage3/asan check (failure)
...
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using lld-link: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/lld-link
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld64.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/ld64.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using wasm-ld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/wasm-ld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/ld.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using lld-link: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/lld-link
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using ld64.lld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/ld64.lld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:508: note: using wasm-ld: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/wasm-ld
llvm-lit: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:72: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 78431 tests, 48 workers --
Testing:  0.. 10.. 
FAIL: Clang :: Sema/attr-format-missing.c (16173 of 78431)
******************** TEST 'Clang :: Sema/attr-format-missing.c' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 1: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,c_diagnostics -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,c_diagnostics -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c
error: 'c_diagnostics-error' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 87: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 95: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 96: subscripted value is not an array, pointer, or vector
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 391: passing 'char *' to parameter of incompatible type '__builtin_va_list'
error: 'c_diagnostics-warning' diagnostics expected but not seen: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 83 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:87): diagnostic behavior may be improved by adding the 'scanf' format attribute to the declaration of 'f7'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 111 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:113): incompatible pointer types passing 'const wchar_t *' (aka 'const int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 141 (directive at /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c:143): incompatible pointer types passing 'const wchar_t *' (aka 'const int *') to parameter of type 'const char *'
error: 'c_diagnostics-warning' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 111: incompatible pointer types passing 'const wchar_t *' (aka 'const unsigned int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 141: incompatible pointer types passing 'const wchar_t *' (aka 'const unsigned int *') to parameter of type 'const char *'
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 387: diagnostic behavior may be improved by adding the 'printf' format attribute to the declaration of 'f41'
error: 'c_diagnostics-note' diagnostics seen but not expected: 
  File /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.c Line 30: passing argument to parameter here
11 errors generated.

--

********************
Testing:  0.. 10.. 
FAIL: Clang :: Sema/attr-format-missing.cpp (16236 of 78431)
******************** TEST 'Clang :: Sema/attr-format-missing.cpp' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 1: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,beforeCxx2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify=expected,beforeCxx2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
RUN: at line 2: /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify -std=c++2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp
+ /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/bin/clang -cc1 -internal-isystem /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm_build2_asan/lib/clang/19/include -nostdsysteminc -fsyntax-only -verify -std=c++2b -Wmissing-format-attribute /b/sanitizer-aarch64-linux-bootstrap-asan/build/llvm-project/clang/test/Sema/attr-format-missing.cpp

```

https://github.com/llvm/llvm-project/pull/70024