[llvm] [VPlan] Add printing tests for various SCEV expressions. (NFC) (PR #206351)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-aarch64-linux-bootstrap-msan` running on `sanitizer-buildbot10` while building `llvm` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/94/builds/18854

<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-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/wasm-ld
-- Testing: 99853 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80
FAIL: LLVM :: tools/dsymutil/X86/call-site-entry-linking.test (83860 of 99853)
******************** TEST 'LLVM :: tools/dsymutil/X86/call-site-entry-linking.test' FAILED ********************
Exit Code: -6

Command Output (stdout):
--
# RUN: at line 1
/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/dsymutil --linker classic -oso-prepend-path=/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86 /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64 -o /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# executed command: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/dsymutil --linker classic -oso-prepend-path=/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86 /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64 -o /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# .---command stderr------------
# | warning: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64.o: timestamp mismatch between object file (2026-06-28 14:24:00.459868499) and debug map (2020-01-10 01:54:44.000000000)
# `-----------------------------
# RUN: at line 2
/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/llvm-dwarfdump /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM | /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/call-site-entry-linking.test -implicit-check-not=DW_AT_call_return_pc
# executed command: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/llvm-dwarfdump /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# note: command had no output on stdout or stderr
# executed command: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/call-site-entry-linking.test -implicit-check-not=DW_AT_call_return_pc
# note: command had no output on stdout or stderr
# RUN: at line 4
/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/dsymutil --linker parallel -oso-prepend-path=/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86 /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64 -o /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# executed command: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/dsymutil --linker parallel -oso-prepend-path=/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86 /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64 -o /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# .---command stderr------------
# | warning: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64.o: timestamp mismatch between object file (2026-06-28 14:24:00.459868499) and debug map (2020-01-10 01:54:44.000000000)
# | PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace and instructions to reproduce the bug.
# |  #0 0x0000ad74a27c3cd8 ___interceptor_backtrace /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/../sanitizer_common/sanitizer_common_interceptors.inc:4559:13
# |  #1 0x0000ad74a83b32ac llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/lib/Support/Unix/Signals.inc:885:7
# |  #2 0x0000ad74a83ac2d8 llvm::sys::RunSignalHandlers() /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/lib/Support/Signals.cpp:109:18
# |  #3 0x0000ad74a83b5014 SignalHandler(int, siginfo_t*, void*) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/lib/Support/Unix/Signals.inc:448:38
# |  #4 0x0000ad74a27f405c IsInInterceptorScope /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_interceptors.cpp:78:10
# |  #5 0x0000ad74a27f405c SignalAction(int, void*, void*) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_interceptors.cpp:1167:3
# |  #6 0x0000f0001f161a20 (linux-vdso.so.1+0xa20)
# |  #7 0x0000f0001ebfa500 (/usr/lib/aarch64-linux-gnu/libc.so.6+0xaa500)
# |  #8 0x0000ad74a28014f8 __msan::SetShadow(void const*, unsigned long, unsigned char) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_poisoning.cpp:217:12
# |  #9 0x0000ad74a2800894 __msan::MsanThread::ClearShadowForThreadStackAndTLS() /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_thread.cpp:31:7
# | #10 0x0000ad74a28009c4 malloc_storage /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_thread.h:45:59
# | #11 0x0000ad74a28009c4 __msan::MsanThread::Init() /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_thread.cpp:45:3
# | #12 0x0000ad74a27a9b18 MsanThreadStartFunc(void*) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_interceptors.cpp:1186:22
# | #13 0x0000f0001ebdc288 (/usr/lib/aarch64-linux-gnu/libc.so.6+0x8c288)
# | #14 0x0000f0001ec46b1c (/usr/lib/aarch64-linux-gnu/libc.so.6+0xf6b1c)
Step 11 (stage2/msan check) failure: stage2/msan check (failure)
...
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld.lld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/ld.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using lld-link: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/lld-link
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using ld64.lld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:569: note: using wasm-ld: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/wasm-ld
-- Testing: 99853 tests, 72 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80
FAIL: LLVM :: tools/dsymutil/X86/call-site-entry-linking.test (83860 of 99853)
******************** TEST 'LLVM :: tools/dsymutil/X86/call-site-entry-linking.test' FAILED ********************
Exit Code: -6

Command Output (stdout):
--
# RUN: at line 1
/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/dsymutil --linker classic -oso-prepend-path=/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86 /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64 -o /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# executed command: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/dsymutil --linker classic -oso-prepend-path=/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86 /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64 -o /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# .---command stderr------------
# | warning: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64.o: timestamp mismatch between object file (2026-06-28 14:24:00.459868499) and debug map (2020-01-10 01:54:44.000000000)
# `-----------------------------
# RUN: at line 2
/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/llvm-dwarfdump /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM | /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/call-site-entry-linking.test -implicit-check-not=DW_AT_call_return_pc
# executed command: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/llvm-dwarfdump /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# note: command had no output on stdout or stderr
# executed command: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/FileCheck /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/call-site-entry-linking.test -implicit-check-not=DW_AT_call_return_pc
# note: command had no output on stdout or stderr
# RUN: at line 4
/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/dsymutil --linker parallel -oso-prepend-path=/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86 /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64 -o /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# executed command: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/bin/dsymutil --linker parallel -oso-prepend-path=/home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86 /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64 -o /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm_build_msan/test/tools/dsymutil/X86/Output/call-site-entry-linking.test.tmp.dSYM
# .---command stderr------------
# | warning: /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/test/tools/dsymutil/X86/Inputs/call-site-entry.macho.x86_64.o: timestamp mismatch between object file (2026-06-28 14:24:00.459868499) and debug map (2020-01-10 01:54:44.000000000)
# | PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace and instructions to reproduce the bug.
# |  #0 0x0000ad74a27c3cd8 ___interceptor_backtrace /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/../sanitizer_common/sanitizer_common_interceptors.inc:4559:13
# |  #1 0x0000ad74a83b32ac llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/lib/Support/Unix/Signals.inc:885:7
# |  #2 0x0000ad74a83ac2d8 llvm::sys::RunSignalHandlers() /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/lib/Support/Signals.cpp:109:18
# |  #3 0x0000ad74a83b5014 SignalHandler(int, siginfo_t*, void*) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/llvm/lib/Support/Unix/Signals.inc:448:38
# |  #4 0x0000ad74a27f405c IsInInterceptorScope /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_interceptors.cpp:78:10
# |  #5 0x0000ad74a27f405c SignalAction(int, void*, void*) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_interceptors.cpp:1167:3
# |  #6 0x0000f0001f161a20 (linux-vdso.so.1+0xa20)
# |  #7 0x0000f0001ebfa500 (/usr/lib/aarch64-linux-gnu/libc.so.6+0xaa500)
# |  #8 0x0000ad74a28014f8 __msan::SetShadow(void const*, unsigned long, unsigned char) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_poisoning.cpp:217:12
# |  #9 0x0000ad74a2800894 __msan::MsanThread::ClearShadowForThreadStackAndTLS() /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_thread.cpp:31:7
# | #10 0x0000ad74a28009c4 malloc_storage /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_thread.h:45:59
# | #11 0x0000ad74a28009c4 __msan::MsanThread::Init() /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_thread.cpp:45:3
# | #12 0x0000ad74a27a9b18 MsanThreadStartFunc(void*) /home/b/sanitizer-aarch64-linux-bootstrap-msan/build/llvm-project/compiler-rt/lib/msan/msan_interceptors.cpp:1186:22
# | #13 0x0000f0001ebdc288 (/usr/lib/aarch64-linux-gnu/libc.so.6+0x8c288)
# | #14 0x0000f0001ec46b1c (/usr/lib/aarch64-linux-gnu/libc.so.6+0xf6b1c)

```

</details>

https://github.com/llvm/llvm-project/pull/206351