White space lost in the pragma text for a "#pragma clang" directive

[nv-cmeerw]

Issue Summary

White space lost in the pragma text for a "#pragma clang" directive. For example, with --clang_version 230100:

  #pragma clang diagnostic push

Reproducing Source Code

  #pragma clang diagnostic push

Command-line Options

--clang_version 230100

Type of Issue

[Back End] There is a problem with the generated C++ code.

Additional Details

Generates

#pragma clangdiagnostic push

Reproducing (Standard) Configuration(s)

linux-gcc-debug

Reproducing (Non-standard) Configuration

No response

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• I have reduced the reproducing source code to the best of my ability.
• I have selected at least one standard configuration or uploaded a non-standard configuration dump.
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