[llvm] [VPlan] Propagate FastMathFlags from phis to blends (PR #180226)
LLVM Continuous Integration via llvm-commits
llvm-commits at lists.llvm.org
Mon Feb 9 04:10:03 PST 2026
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `fuchsia-x86_64-linux` running on `fuchsia-debian-64-us-central1-b-1` while building `llvm` at step 4 "annotate".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/11/builds/33293
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 4 (annotate) failure: 'python ../llvm-zorg/zorg/buildbot/builders/annotated/fuchsia-linux.py ...' (failure)
...
Passed : 48957 (97.11%)
Expectedly Failed: 24 (0.05%)
[1501/1503] Linking CXX executable unittests/Frontend/LLVMFrontendTests
[1502/1503] Running the LLVM regression tests
llvm-lit: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld.lld: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/ld.lld
llvm-lit: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/lld-link
llvm-lit: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/ld64.lld
llvm-lit: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/wasm-ld
-- Testing: 63501 tests, 60 workers --
Testing: 0.. 10.. 20.. 30.. 40.. 50.. 60.. 70..
FAIL: LLVM :: Transforms/LoopVectorize/phi-with-fastflags-vplan.ll (51343 of 63501)
******************** TEST 'LLVM :: Transforms/LoopVectorize/phi-with-fastflags-vplan.ll' FAILED ********************
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 2
/var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt -p loop-vectorize -force-vector-width=4 -debug-only=loop-vectorize -disable-output -S /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll 2>&1 | /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/FileCheck /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll
# executed command: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt -p loop-vectorize -force-vector-width=4 -debug-only=loop-vectorize -disable-output -S /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll
# note: command had no output on stdout or stderr
# error: command failed with exit status: 1
# executed command: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/FileCheck /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll
# .---command stderr------------
# | /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll:5:16: error: CHECK-LABEL: expected string not found in input
# | ; CHECK-LABEL: 'f'
# | ^
# | <stdin>:1:1: note: scanning from here
# | opt: Unknown command line argument '-debug-only=loop-vectorize'. Try: '/var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt --help'
# | ^
# | <stdin>:1:34: note: possible intended match here
# | opt: Unknown command line argument '-debug-only=loop-vectorize'. Try: '/var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt --help'
# | ^
# |
# | Input file: <stdin>
# | Check file: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | 1: opt: Unknown command line argument '-debug-only=loop-vectorize'. Try: '/var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt --help'
# | label:5'0 X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
# | label:5'1 ? possible intended match
# | 2: opt: Did you mean '--debug-pass=loop-vectorize'?
# | label:5'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
Step 7 (check) failure: check (failure)
...
Passed : 48957 (97.11%)
Expectedly Failed: 24 (0.05%)
[1501/1503] Linking CXX executable unittests/Frontend/LLVMFrontendTests
[1502/1503] Running the LLVM regression tests
llvm-lit: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld.lld: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/ld.lld
llvm-lit: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/lld-link
llvm-lit: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/ld64.lld
llvm-lit: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/wasm-ld
-- Testing: 63501 tests, 60 workers --
Testing: 0.. 10.. 20.. 30.. 40.. 50.. 60.. 70..
FAIL: LLVM :: Transforms/LoopVectorize/phi-with-fastflags-vplan.ll (51343 of 63501)
******************** TEST 'LLVM :: Transforms/LoopVectorize/phi-with-fastflags-vplan.ll' FAILED ********************
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 2
/var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt -p loop-vectorize -force-vector-width=4 -debug-only=loop-vectorize -disable-output -S /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll 2>&1 | /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/FileCheck /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll
# executed command: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt -p loop-vectorize -force-vector-width=4 -debug-only=loop-vectorize -disable-output -S /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll
# note: command had no output on stdout or stderr
# error: command failed with exit status: 1
# executed command: /var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/FileCheck /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll
# .---command stderr------------
# | /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll:5:16: error: CHECK-LABEL: expected string not found in input
# | ; CHECK-LABEL: 'f'
# | ^
# | <stdin>:1:1: note: scanning from here
# | opt: Unknown command line argument '-debug-only=loop-vectorize'. Try: '/var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt --help'
# | ^
# | <stdin>:1:34: note: possible intended match here
# | opt: Unknown command line argument '-debug-only=loop-vectorize'. Try: '/var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt --help'
# | ^
# |
# | Input file: <stdin>
# | Check file: /var/lib/buildbot/fuchsia-x86_64-linux/llvm-project/llvm/test/Transforms/LoopVectorize/phi-with-fastflags-vplan.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | 1: opt: Unknown command line argument '-debug-only=loop-vectorize'. Try: '/var/lib/buildbot/fuchsia-x86_64-linux/build/llvm-build-_sp_i2to/bin/opt --help'
# | label:5'0 X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
# | label:5'1 ? possible intended match
# | 2: opt: Did you mean '--debug-pass=loop-vectorize'?
# | label:5'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
```
</details>
https://github.com/llvm/llvm-project/pull/180226
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