[llvm] Reapply "[VPlan] Run removeDeadRecipes early." (#195325) (PR #195445)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Sat May 2 05:51:25 PDT 2026


llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `openmp-offload-amdgpu-runtime-2` running on `rocm-worker-hw-02` while building `llvm` at step 6 "test-openmp".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/10/builds/27760

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

```
Step 6 (test-openmp) failure: test (failure)
******************** TEST 'libarcher :: races/taskwait-depend.c' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 14
/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/./bin/clang -fopenmp  -gdwarf-4 -O1 -fsanitize=thread  -I /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests -I /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -L /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -Wl,-rpath,/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/runtime/src   /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c -o /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/taskwait-depend.c.tmp -latomic && env TSAN_OPTIONS='ignore_noninstrumented_modules=0:ignore_noninstrumented_modules=1' /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/deflake.bash /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/taskwait-depend.c.tmp 2>&1 | tee /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/taskwait-depend.c.tmp.log | /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/./bin/FileCheck /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c
# executed command: /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/./bin/clang -fopenmp -gdwarf-4 -O1 -fsanitize=thread -I /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests -I /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -L /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/runtime/src -Wl,-rpath,/home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/runtime/src /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c -o /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/taskwait-depend.c.tmp -latomic
# note: command had no output on stdout or stderr
# executed command: env TSAN_OPTIONS=ignore_noninstrumented_modules=0:ignore_noninstrumented_modules=1 /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/deflake.bash /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/taskwait-depend.c.tmp
# note: command had no output on stdout or stderr
# executed command: tee /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/runtimes/runtimes-bins/openmp/tools/archer/tests/races/Output/taskwait-depend.c.tmp.log
# note: command had no output on stdout or stderr
# executed command: /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/./bin/FileCheck /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c
# .---command stderr------------
# | /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:56:16: error: CHECK-NEXT: is not on the line after the previous match
# | // CHECK-NEXT: #0 {{.*}}taskwait-depend.c:42
# |                ^
# | <stdin>:13:2: note: 'next' match was here
# |  #0 foo /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:42:20 (taskwait-depend.c.tmp+0x128623)
# |  ^
# | <stdin>:3:17: note: previous match ended here
# |  Write of size 4 at 0x7fffffffe27c by thread T1:
# |                 ^
# | <stdin>:4:1: note: non-matching line after previous match is here
# |  #0 .omp_outlined..1 /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:35:6 (taskwait-depend.c.tmp+0x12870a)
# | ^
# | 
# | Input file: <stdin>
# | Check file: /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |          .
# |          .
# |          .
# |          8:  #4 main.omp_outlined /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:47:1 (taskwait-depend.c.tmp+0x1287ba) 
# |          9:  #5 __kmp_invoke_microtask <null> (libomp.so+0xec9c8) 
# |         10:  #6 main /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:47:1 (taskwait-depend.c.tmp+0x12875f) 
# |         11:  
# |         12:  Previous read of size 4 at 0x7fffffffe27c by main thread: 
# |         13:  #0 foo /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:42:20 (taskwait-depend.c.tmp+0x128623) 
# | next:56      !~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                                      error: match on wrong line
# |         14:  #1 main.omp_outlined_debug__ /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:49:3 (taskwait-depend.c.tmp+0x12879e) 
# |         15:  #2 main.omp_outlined /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:47:1 (taskwait-depend.c.tmp+0x12879e) 
# |         16:  #3 __kmp_invoke_microtask <null> (libomp.so+0xec9c8) 
# |         17:  #4 main /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.src/openmp/tools/archer/tests/races/taskwait-depend.c:47:1 (taskwait-depend.c.tmp+0x12875f) 
# |         18:  
...

```

</details>

https://github.com/llvm/llvm-project/pull/195445


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