Vitest test with coverage triggers Rolldown-rc1 error with Vite v8-beta.9

### Describe the bug

When I try to run a Vitest test with coverage enabled, I'm getting Rolldown errors. See repro url `Test` step log..

### Reproduction

https://github.com/vpmedia/vite8-beta-testing/actions/runs/21257091730/job/61174587316

### Steps to reproduce

See repro repo, use `pnpm vitest --coverage` or `pnpm test`


### System Info

```shell
https://github.com/vpmedia/vite8-beta-testing/blob/main/package.json
```

### Used Package Manager

pnpm

### Logs

```
Failed to parse file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/src/Copyright.jsx. Excluding it from coverage.
 Error [RollupError]: Parse failed with 3 errors:
`await` is only allowed within async functions and at the top levels of modules
1: __vite_ssr_exportName__("default", () => { try { return Copyright } catch {} });
2: const __vite_ssr_import_0__ = await __vite_ssr_import__("/node_modules/.pnpm/@mui+material@7.3.7_@emotion+react@11.14...
                                 ^
3: const __vite_ssr_import_1__ = await __vite_ssr_import__("/node_modules/.pnpm/@mui+material@7.3.7_@emotion+react@11.14...
4: const __vite_ssr_import_2__ = await __vite_ssr_import__("/node_modules/.pnpm/react@19.2.3/node_modules/react/jsx-dev-...`await` is only allowed within async functions and at the top levels of modules
1: __vite_ssr_exportName__("default", () => { try { return Copyright } catch {} });
2: const __vite_ssr_import_0__ = await __vite_ssr_import__("/node_modules/.pnpm/@mui+material@7.3.7_@emotion+react@11.14...
3: const __vite_ssr_import_1__ = await __vite_ssr_import__("/node_modules/.pnpm/@mui+material@7.3.7_@emotion+react@11.14...
                                 ^
4: const __vite_ssr_import_2__ = await __vite_ssr_import__("/node_modules/.pnpm/react@19.2.3/node_modules/react/jsx-dev-...`await` is only allowed within async functions and at the top levels of modules
2: const __vite_ssr_import_0__ = await __vite_ssr_import__("/node_modules/.pnpm/@mui+material@7.3.7_@emotion+react@11.14...
3: const __vite_ssr_import_1__ = await __vite_ssr_import__("/node_modules/.pnpm/@mui+material@7.3.7_@emotion+react@11.14...
4: const __vite_ssr_import_2__ = await __vite_ssr_import__("/node_modules/.pnpm/react@19.2.3/node_modules/react/jsx-dev-...
                                 ^
    at error (file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/rolldown@1.0.0-rc.1/node_modules/rolldown/dist/shared/logs-NH298mHo.mjs:149:24)
    at normalizeParseError (file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/rolldown@1.0.0-rc.1/node_modules/rolldown/dist/shared/parse-ast-index-B6LAhWD8.mjs:79:9)
    at wrap (file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/rolldown@1.0.0-rc.1/node_modules/rolldown/dist/shared/parse-ast-index-B6LAhWD8.mjs:59:39)
    at parseAstAsync (file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/rolldown@1.0.0-rc.1/node_modules/rolldown/dist/shared/parse-ast-index-B6LAhWD8.mjs:92:9)
    at V8CoverageProvider.remapCoverage (file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/@vitest+coverage-v8@4.0.17_vitest@4.0.17_esbuild@0.27.2_jsdom@27.4.0_msw@2.12.7_/node_modules/@vitest/coverage-v8/dist/provider.js:133:10)
    at file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/@vitest+coverage-v8@4.0.17_vitest@4.0.17_esbuild@0.27.2_jsdom@27.4.0_msw@2.12.7_/node_modules/@vitest/coverage-v8/dist/provider.js:119:23
    at async Promise.all (index 1)
    at V8CoverageProvider.getCoverageMapForUncoveredFiles (file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/@vitest+coverage-v8@4.0.17_vitest@4.0.17_esbuild@0.27.2_jsdom@27.4.0_msw@2.12.7_/node_modules/@vitest/coverage-v8/dist/provider.js:109:4)
    at V8CoverageProvider.generateCoverage (file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/@vitest+coverage-v8@4.0.17_vitest@4.0.17_esbuild@0.27.2_jsdom@27.4.0_msw@2.12.7_/node_modules/@vitest/coverage-v8/dist/provider.js:57:29)
    at file:///home/runner/work/vite8-beta-testing/vite8-beta-testing/node_modules/.pnpm/vitest@4.0.17_esbuild@0.27.2_jsdom@27.4.0_msw@2.12.7/node_modules/vitest/dist/chunks/cli-api.Cx2DW4Bc.js:12609:23 {
  code: 'PARSE_ERROR',
  id: undefined,
  pos: 111
}
```

### Validations

- [x] Follow our [Code of Conduct](https://github.com/vitejs/rolldown-vite/blob/main/CODE_OF_CONDUCT.md)
- [x] Read the [Contributing Guidelines](https://github.com/vitejs/rolldown-vite/blob/main/CONTRIBUTING.md).
- [x] Read the [docs](https://vite.dev/guide) and the [Rolldown-related guide](https://main.vite.dev/guide/rolldown.html).
- [x] Check that there isn't [already an issue](https://github.com/vitejs/rolldown-vite/issues) that reports the same bug to avoid creating a duplicate.
- [x] Check that this is a concrete bug. For Q&A open a [GitHub Discussion](https://github.com/vitejs/rolldown-vite/discussions) or join our [Discord Chat Server](https://chat.vite.dev/).
- [x] The provided reproduction is a [minimal reproducible example](https://stackoverflow.com/help/minimal-reproducible-example) of the bug.

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Uh oh!

Vitest test with coverage triggers Rolldown-rc1 error with Vite v8-beta.9 #575

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Uh oh!

Vitest test with coverage triggers Rolldown-rc1 error with Vite v8-beta.9 #575

Description

Describe the bug

Reproduction

Steps to reproduce

System Info

Used Package Manager

Logs

Validations

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

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