[llvm] [SCEV] Rework wrap-flag-inference for sext-addrec (PR #217362)

[via llvm-commits]

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Linux-->
# :penguin: Linux x64 Test Results

* 181026 tests passed
* 3709 tests skipped
* 1 test failed

## Failed Tests
(click on a test name to see its output)

### LLVM
<details>
<summary>LLVM.CodeGen/AArch64/sinksplat.ll</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 2
/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=aarch64-linux-gnu -o - /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AArch64/sinksplat.ll | /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AArch64/sinksplat.ll
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/llc -mtriple=aarch64-linux-gnu -o - /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AArch64/sinksplat.ll
# note: command had no output on stdout or stderr
# executed command: /home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/FileCheck /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AArch64/sinksplat.ll
# .---command stderr------------
# | /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AArch64/sinksplat.ll:512:15: error: CHECK-NEXT: expected string not found in input
# | ; CHECK-NEXT: rdvl x8, #1
# |               ^
# | <stdin>:338:12: note: scanning from here
# |  ptrue p0.s
# |            ^
# | <stdin>:342:2: note: possible intended match here
# |  rdvl x10, #1
# |  ^
# | 
# | Input file: <stdin>
# | Check file: /home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/test/CodeGen/AArch64/sinksplat.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |             .
# |             .
# |             .
# |           333:  .type fmul_scalable, at function 
# |           334:  .variant_pcs fmul_scalable 
# |           335: fmul_scalable: // @fmul_scalable 
# |           336:  .cfi_startproc 
# |           337: // %bb.0: // %entry 
# |           338:  ptrue p0.s 
# | next:512'0               {   search range start (exclusive)
# | next:512'1                   error: no match found in search range
# |           339:  movi v0.2d, #0000000000000000 
# |           340:  mov w8, wzr 
# |           341:  mov w9, #1 // =0x1 
# |           342:  rdvl x10, #1 
# | next:512'2      ?              possible intended match
# |           343:  ld1rw { z1.s }, p0/z, [x0] 
# |           344: .LBB15_1: // %l1 
# |           345:  // =>This Inner Loop Header: Depth=1 
# |           346:  sxtw x11, w8 
# |           347:  subs w9, w9, #1 
# |             .
# |             .
# |             .
# |           354:  ret 
# |           355: .Lfunc_end15: 
# |           356:  .size fmul_scalable, .Lfunc_end15-fmul_scalable 
# |           357:  .cfi_endproc 
# |           358:  // -- End function 
# |           359:  .section ".note.GNU-stack","", at progbits 
# | next:512'3                                              } search range end (exclusive)
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1

--

```
</details>

If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.

https://github.com/llvm/llvm-project/pull/217362