[Mlir-commits] [mlir] [MLIR] fix name of APFloat helper (PR #173029)

LLVM Continuous Integration llvmlistbot at llvm.org
Fri Dec 19 15:12:12 PST 2025


llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-aarch64-sve2-vla` running on `linaro-g4-02` while building `mlir` at step 7 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/198/builds/10622

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

```
Step 7 (ninja check 1) failure: stage 1 checked (failure)
******************** TEST 'SanitizerCommon-ubsan-aarch64-Linux :: Posix/create_thread_loop2.cpp' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 3
/home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/stage1/./bin/clang  --driver-mode=g++ -gline-tables-only -fsanitize=undefined   -Wthread-safety -Wthread-safety-reference -Wthread-safety-beta  -funwind-tables  -I/home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/llvm/compiler-rt/test -ldl -O3 -pthread /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/llvm/compiler-rt/test/sanitizer_common/TestCases/Posix/create_thread_loop2.cpp -o /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/stage1/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/ubsan-aarch64-Linux/Posix/Output/create_thread_loop2.cpp.tmp &&  /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/stage1/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/ubsan-aarch64-Linux/Posix/Output/create_thread_loop2.cpp.tmp 10
# executed command: /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/stage1/./bin/clang --driver-mode=g++ -gline-tables-only -fsanitize=undefined -Wthread-safety -Wthread-safety-reference -Wthread-safety-beta -funwind-tables -I/home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/llvm/compiler-rt/test -ldl -O3 -pthread /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/llvm/compiler-rt/test/sanitizer_common/TestCases/Posix/create_thread_loop2.cpp -o /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/stage1/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/ubsan-aarch64-Linux/Posix/Output/create_thread_loop2.cpp.tmp
# executed command: /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/stage1/runtimes/runtimes-bins/compiler-rt/test/sanitizer_common/ubsan-aarch64-Linux/Posix/Output/create_thread_loop2.cpp.tmp 10
# .---command stderr------------
# | UndefinedBehaviorSanitizer:DEADLYSIGNAL
# | ==3618887==ERROR: UndefinedBehaviorSanitizer: SEGV on unknown address 0xf10178dff1e8 (pc 0xf101792f1250 bp 0xf101297ae7a0 sp 0xf101297ae7a0 T3619493)
# | ==3618887==The signal is caused by a READ memory access.
# |     #0 0xf101792f1250 in pthread_detach nptl/pthread_detach.c:48:29
# |     #1 0xabe0dd48f55c in loop(void*) /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla/llvm/compiler-rt/test/sanitizer_common/TestCases/Posix/create_thread_loop2.cpp:24:7
# |     #2 0xf101792f0394 in start_thread nptl/pthread_create.c:442:8
# |     #3 0xf10179359e98  misc/../sysdeps/unix/sysv/linux/aarch64/clone.S:79
# | 
# | ==3618887==Register values:
# |  x0 = 0x0000000000000000   x1 = 0x0000f10178dff0e0   x2 = 0x0000f10178dff508   x3 = 0x0000000000000008  
# |  x4 = 0x0000f10178dff1b0   x5 = 0x0000f10178dff8a0   x6 = 0x0000f10178dff1b0   x7 = 0x0000f101785f0000  
# |  x8 = 0x0000000000000087   x9 = 0xffffffffffffffe0  x10 = 0x0000f101792f00c0  x11 = 0x00000000003d0f00  
# | x12 = 0x0000f10178dff0e0  x13 = 0x0000f10179419450  x14 = 0x0000000000000140  x15 = 0x0000f10160000970  
# | x16 = 0x0000000000000001  x17 = 0x0000f101792f1220  x18 = 0x0000000000000000  x19 = 0x0000f10178dff0e0  
# | x20 = 0x0000abe0dd48f5b0  x21 = 0x0000abe0dd4b6bc0  x22 = 0x0000000000000007  x23 = 0x0000fffffd3b919f  
# | x24 = 0x0000000000000000  x25 = 0x0000f10128fa0000  x26 = 0x000000000080e920  x27 = 0x0000f10179779080  
# | x28 = 0x0000f10128fa0000   fp = 0x0000f101297ae7a0   lr = 0x0000f101792f124c   sp = 0x0000f101297ae7a0  
# | UndefinedBehaviorSanitizer can not provide additional info.
# | SUMMARY: UndefinedBehaviorSanitizer: SEGV nptl/pthread_detach.c:48:29 in pthread_detach
# | ==3618887==ABORTING
# `-----------------------------
# error: command failed with exit status: 1

--

********************


```

</details>

https://github.com/llvm/llvm-project/pull/173029


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