[Interest] Qt 5.15.16 macos 11.6.1 (bigsur)

[David M. Cotter]

This is a bug in Xcode, use the next beta I think it’s 15.1 beta, this will be fixed

Sent from my iPhone

> On Dec 9, 2023, at 10:22 PM, maitai <maitai at virtual-winds.org> wrote:
> 
> 
> Hi,
> 
> I have a user on MacOS 11.6.1 M1 (ARM64) where our application crashes badly with:
> 
> Dyld Error Message:
>   Symbol not found: __ZTTNSt3__114basic_ifstreamIcNS_11char_traitsIcEEEE
>   Referenced from: /Users/USER/*/qtVlm.app/Contents/MacOS/qtVlm
>   Expected in: /usr/lib/libc++.1.dylib
>  
> The same crash occurs with an arm64 or an intel build.
> 
> I read on internet that this error may come when building on a high version macos (12.x +) and not specifying -mmacosx-version-min, but that is not the case since mkspecs and the build itself say -mmacosx-version-min=10.13
>  
> I am building with Qt 5.15.16 and SDK 14, could it be the source of the problem (qt says it supports only up to SDK 13) ?
>  
> Many many other users on mac do not have any problem, only one reported this issue.
>  
> Thanks in advance for any hints.
>  
> Philippe Lelong
>  
>  
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