[clang] [llvm] [RISCV] Mark the Xqci Qualcomm uC Vendor Extension as non-experimental (PR #173331)

[via llvm-commits]

github-actions[bot] wrote:

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

* 128888 tests passed
* 2841 tests skipped
* 1 test failed

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

### Clang
<details>
<summary>Clang.Sema/riscv-interrupt-attr-qci.c</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 1
c:\_work\llvm-project\llvm-project\build\bin\clang.exe -cc1 -internal-isystem C:\_work\llvm-project\llvm-project\build\lib\clang\22\include -nostdsysteminc -triple riscv32-unknown-elf -target-feature +experimental-xqciint -emit-llvm -DCHECK_IR < C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\clang.exe' -cc1 -internal-isystem 'C:\_work\llvm-project\llvm-project\build\lib\clang\22\include' -nostdsysteminc -triple riscv32-unknown-elf -target-feature +experimental-xqciint -emit-llvm -DCHECK_IR
# .---command stderr------------
# | '+experimental-xqciint' is not a recognized feature for this target (ignoring feature)
# `-----------------------------
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c'
# note: command had no output on stdout or stderr
# RUN: at line 2
c:\_work\llvm-project\llvm-project\build\bin\clang.exe -cc1 -internal-isystem C:\_work\llvm-project\llvm-project\build\lib\clang\22\include -nostdsysteminc C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c -triple riscv32-unknown-elf -target-feature +experimental-xqciint -verify=enabled,both -fsyntax-only
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\clang.exe' -cc1 -internal-isystem 'C:\_work\llvm-project\llvm-project\build\lib\clang\22\include' -nostdsysteminc 'C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c' -triple riscv32-unknown-elf -target-feature +experimental-xqciint -verify=enabled,both -fsyntax-only
# note: command had no output on stdout or stderr
# RUN: at line 3
c:\_work\llvm-project\llvm-project\build\bin\clang.exe -cc1 -internal-isystem C:\_work\llvm-project\llvm-project\build\lib\clang\22\include -nostdsysteminc C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c -triple riscv32-unknown-elf -verify=disabled,both -fsyntax-only
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\clang.exe' -cc1 -internal-isystem 'C:\_work\llvm-project\llvm-project\build\lib\clang\22\include' -nostdsysteminc 'C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c' -triple riscv32-unknown-elf -verify=disabled,both -fsyntax-only
# .---command stderr------------
# | error: diagnostics with 'error' severity seen but not expected: 
# |   File C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c Line 57: RISC-V 'interrupt' attribute 'qci-nest' requires extension 'Xqciint'
# |   File C:\_work\llvm-project\llvm-project\clang\test\Sema\riscv-interrupt-attr-qci.c Line 58: RISC-V 'interrupt' attribute 'qci-nonest' requires extension 'Xqciint'
# | 2 errors generated.
# `-----------------------------
# 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/173331