[llvm] [SCEVExp] Get DL from SE, strip constructor arg (NFC) (PR #171823)

[via llvm-commits]

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results

* 6332 tests passed
* 441 tests skipped

All executed tests passed, but another part of the build **failed**. Click on a failure below to see the details.

<details>
<summary>[code=1] tools/polly/lib/CMakeFiles/obj.Polly.dir/Support/ScopHelper.cpp.obj</summary>

```
FAILED: [code=1] tools/polly/lib/CMakeFiles/obj.Polly.dir/Support/ScopHelper.cpp.obj
sccache C:\clang\clang-msvc\bin\clang-cl.exe  /nologo -TP -DGTEST_HAS_RTTI=0 -DLLVM_BUILD_STATIC -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE -D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D_HAS_EXCEPTIONS=0 -D_SCL_SECURE_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Itools\polly\lib -IC:\_work\llvm-project\llvm-project\polly\lib -Itools\polly\include -IC:\_work\llvm-project\llvm-project\polly\lib\External -IC:\_work\llvm-project\llvm-project\polly\lib\External\pet\include -IC:\_work\llvm-project\llvm-project\polly\lib\External\isl\include -Itools\polly\lib\External\isl\include -IC:\_work\llvm-project\llvm-project\polly\include -Iinclude -IC:\_work\llvm-project\llvm-project\llvm\include /DWIN32 /D_WINDOWS   /Zc:inline /Zc:__cplusplus /Oi /Brepro /bigobj /permissive- -Werror=unguarded-availability-new /W4  -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wno-pass-failed -Wmisleading-indentation -Wctad-maybe-unsupported /Gw /EHs-c- /O2 /Ob2  -MD  /EHs-c- /GR- -UNDEBUG -std:c++17 /showIncludes /Fotools\polly\lib\CMakeFiles\obj.Polly.dir\Support\ScopHelper.cpp.obj /Fdtools\polly\lib\CMakeFiles\obj.Polly.dir\ -c -- C:\_work\llvm-project\llvm-project\polly\lib\Support\ScopHelper.cpp
C:\_work\llvm-project\llvm-project\polly\lib\Support\ScopHelper.cpp(248,9): error: no matching constructor for initialization of 'SCEVExpander'
248 |       : Expander(GenSE, DL, Name, /*PreserveLCSSA=*/false), Name(Name), R(R),
|         ^        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
C:\_work\llvm-project\llvm-project\llvm\include\llvm/Transforms/Utils/ScalarEvolutionExpander.h(186,12): note: candidate constructor not viable: requires at most 3 arguments, but 4 were provided
186 |   explicit SCEVExpander(ScalarEvolution &SE, const char *Name,
|            ^            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
187 |                         bool PreserveLCSSA = true)
|                         ~~~~~~~~~~~~~~~~~~~~~~~~~
C:\_work\llvm-project\llvm-project\llvm\include\llvm/Transforms/Utils/ScalarEvolutionExpander.h(64,7): note: candidate constructor (the implicit copy constructor) not viable: requires 1 argument, but 4 were provided
64 | class SCEVExpander : public SCEVVisitor<SCEVExpander, Value *> {
|       ^~~~~~~~~~~~
1 error generated.
```
</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/171823