Pass -m32 when using clang-cl to build 32-bit runtimes

We already do it when bootstrapping, but should do it in general, so
that it works in non-bootstrapped builds with pinned clang as host
compiler (see bug).

Bug: 1013560
Change-Id: I37b3e1d8296b30602ea17364b131c26db490ce1a
Commit-Queue: Arthur Eubanks <>
Reviewed-by: Arthur Eubanks <>
Commit-Queue: Hans Wennborg <>
Auto-Submit: Hans Wennborg <>
Cr-Commit-Position: refs/heads/main@{#1005826}
GitOrigin-RevId: fd53b43166f0ecb385bbed1ef480b8085705fb65
1 file changed