[Mlir-commits] [clang] [llvm] [mlir] [DenseMap] Do not align pointer sentinel values (NFC) (PR #146595)

LLVM Continuous Integration llvmlistbot at llvm.org
Mon Jul 7 04:35:53 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux` running on `sanitizer-buildbot2` while building `clang,llvm,mlir` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/66/builds/16366

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

```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:248: warning: COMPILER_RT_TEST_STANDALONE_BUILD_LIBS=ON, but this test suite does not support testing the just-built runtime libraries when the test compiler is configured to use different runtime libraries. Either modify this test suite to support this test configuration, or set COMPILER_RT_TEST_STANDALONE_BUILD_LIBS=OFF to test the runtime libraries included in the compiler instead.
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:259: note: Testing using libraries in "/home/b/sanitizer-x86_64-linux/build/build_default/./lib/../lib/clang/21/lib/i386-unknown-linux-gnu"
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:237: warning: Compiler lib dir != compiler-rt lib dir
Compiler libdir:     "/home/b/sanitizer-x86_64-linux/build/build_default/lib/clang/21/lib/i386-unknown-linux-gnu"
compiler-rt libdir:  "/home/b/sanitizer-x86_64-linux/build/build_default/lib/clang/21/lib/x86_64-unknown-linux-gnu"
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:248: warning: COMPILER_RT_TEST_STANDALONE_BUILD_LIBS=ON, but this test suite does not support testing the just-built runtime libraries when the test compiler is configured to use different runtime libraries. Either modify this test suite to support this test configuration, or set COMPILER_RT_TEST_STANDALONE_BUILD_LIBS=OFF to test the runtime libraries included in the compiler instead.
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:259: note: Testing using libraries in "/home/b/sanitizer-x86_64-linux/build/build_default/./lib/../lib/clang/21/lib/x86_64-unknown-linux-gnu"
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/llvm/utils/lit/lit/main.py:73: 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: 11109 tests, 96 workers --
Testing:  0.. 10.. 20.. 
FAIL: LeakSanitizer-Standalone-i386 :: TestCases/leak_check_at_exit.cpp (3424 of 11109)
******************** TEST 'LeakSanitizer-Standalone-i386 :: TestCases/leak_check_at_exit.cpp' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
/home/b/sanitizer-x86_64-linux/build/build_default/./bin/clang  --driver-mode=g++ -O0  -m32  -gline-tables-only -fsanitize=leak -I/home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/../ /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp -o /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp # RUN: at line 2
+ /home/b/sanitizer-x86_64-linux/build/build_default/./bin/clang --driver-mode=g++ -O0 -m32 -gline-tables-only -fsanitize=leak -I/home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/../ /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp -o /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp
env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0 not  /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp foo 2>&1 | FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do # RUN: at line 3
+ env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0 not /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp foo
+ FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do
env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0 not  /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp 2>&1 | FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do # RUN: at line 4
+ env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0 not /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp
+ FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do
env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0:leak_check_at_exit=0 not  /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp foo 2>&1 | FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do # RUN: at line 5
+ env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0:leak_check_at_exit=0 not /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp foo
+ FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do
/home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp:19:14: error: CHECK-do: expected string not found in input
// CHECK-do: SUMMARY: {{.*}}Sanitizer:
             ^
<stdin>:1:1: note: scanning from here
Test alloc: 0xe8403600.
^
<stdin>:1:4: note: possible intended match here
Test alloc: 0xe8403600.
   ^

Input file: <stdin>
Check file: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp

-dump-input=help explains the following input dump.

Input was:
<<<<<<
            1: Test alloc: 0xe8403600. 
check:19'0     X~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
check:19'1        ?                     possible intended match
>>>>>>

Step 9 (test compiler-rt symbolizer) failure: test compiler-rt symbolizer (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:248: warning: COMPILER_RT_TEST_STANDALONE_BUILD_LIBS=ON, but this test suite does not support testing the just-built runtime libraries when the test compiler is configured to use different runtime libraries. Either modify this test suite to support this test configuration, or set COMPILER_RT_TEST_STANDALONE_BUILD_LIBS=OFF to test the runtime libraries included in the compiler instead.
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:259: note: Testing using libraries in "/home/b/sanitizer-x86_64-linux/build/build_default/./lib/../lib/clang/21/lib/i386-unknown-linux-gnu"
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:237: warning: Compiler lib dir != compiler-rt lib dir
Compiler libdir:     "/home/b/sanitizer-x86_64-linux/build/build_default/lib/clang/21/lib/i386-unknown-linux-gnu"
compiler-rt libdir:  "/home/b/sanitizer-x86_64-linux/build/build_default/lib/clang/21/lib/x86_64-unknown-linux-gnu"
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:248: warning: COMPILER_RT_TEST_STANDALONE_BUILD_LIBS=ON, but this test suite does not support testing the just-built runtime libraries when the test compiler is configured to use different runtime libraries. Either modify this test suite to support this test configuration, or set COMPILER_RT_TEST_STANDALONE_BUILD_LIBS=OFF to test the runtime libraries included in the compiler instead.
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lit.common.cfg.py:259: note: Testing using libraries in "/home/b/sanitizer-x86_64-linux/build/build_default/./lib/../lib/clang/21/lib/x86_64-unknown-linux-gnu"
llvm-lit: /home/b/sanitizer-x86_64-linux/build/llvm-project/llvm/utils/lit/lit/main.py:73: 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: 11109 tests, 96 workers --
Testing:  0.. 10.. 20.. 
FAIL: LeakSanitizer-Standalone-i386 :: TestCases/leak_check_at_exit.cpp (3424 of 11109)
******************** TEST 'LeakSanitizer-Standalone-i386 :: TestCases/leak_check_at_exit.cpp' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
/home/b/sanitizer-x86_64-linux/build/build_default/./bin/clang  --driver-mode=g++ -O0  -m32  -gline-tables-only -fsanitize=leak -I/home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/../ /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp -o /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp # RUN: at line 2
+ /home/b/sanitizer-x86_64-linux/build/build_default/./bin/clang --driver-mode=g++ -O0 -m32 -gline-tables-only -fsanitize=leak -I/home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/../ /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp -o /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp
env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0 not  /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp foo 2>&1 | FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do # RUN: at line 3
+ env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0 not /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp foo
+ FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do
env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0 not  /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp 2>&1 | FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do # RUN: at line 4
+ env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0 not /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp
+ FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do
env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0:leak_check_at_exit=0 not  /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp foo 2>&1 | FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do # RUN: at line 5
+ env LSAN_OPTIONS=:detect_leaks=1:use_stacks=0:use_registers=0:leak_check_at_exit=0 not /home/b/sanitizer-x86_64-linux/build/build_default/runtimes/runtimes-bins/compiler-rt/test/lsan/I386LsanConfig/TestCases/Output/leak_check_at_exit.cpp.tmp foo
+ FileCheck /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp --check-prefix=CHECK-do
/home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp:19:14: error: CHECK-do: expected string not found in input
// CHECK-do: SUMMARY: {{.*}}Sanitizer:
             ^
<stdin>:1:1: note: scanning from here
Test alloc: 0xe8403600.
^
<stdin>:1:4: note: possible intended match here
Test alloc: 0xe8403600.
   ^

Input file: <stdin>
Check file: /home/b/sanitizer-x86_64-linux/build/llvm-project/compiler-rt/test/lsan/TestCases/leak_check_at_exit.cpp

-dump-input=help explains the following input dump.

Input was:
<<<<<<
            1: Test alloc: 0xe8403600. 
check:19'0     X~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
check:19'1        ?                     possible intended match
>>>>>>


```

</details>

https://github.com/llvm/llvm-project/pull/146595

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