Patch for bug with #pragma weak and declaration in inner scope

[Mark Mitchell]

Joseph S. Myers wrote:

> The first patch is relative to csl-sol210-3_4-branch; committed there
> after testing on i386-pc-solaris2.10.1.  The second patch is for
> mainline and 4.0 branch; bootstrapped with no regressions, both
> mainline and 4.0 branch, on i386-pc-solaris2.10.1; OK to commit?

OK.

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Mark Mitchell
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