[gdal-dev] GDAL 2.2.0 Compilation error with OSX 10.12

[Even Rouault]

On vendredi 12 mai 2017 14:01:16 CEST Ruedi Boesch wrote:
> with http://download.osgeo.org/gdal/2.2.0/gdal-2.2.0.tar.gz
> ==>
> ==> no member named 'back' in 'CPLString'
> ==>
> configure ... --enable-pdf-plugin ...
> 
> Compiling with macos 10.12 (toolchain XCode 8.3 (Apple LLVM version 8.1.0
> (clang-802.0.42))) fails in
> gdal-2.2.0/frmts/pdf/pdfcreatecopy.cpp:2342
> 
> PROBLEM: configure defines HAVE_CXX11, but emits
> libtool: compile:  g++ -std=gnu++11 ...

And what if you modify GDALmake.opt (after configure stage) to replace
-std=gnu++11 with -std=c++11 ?

> 
> (c++11 supports std:string::back(), but gnu++11 not ??)
> 
> ==> WORKAROUND:
> In
> gdal-2.2.0/port/cpl_string.h:383
> 
> change
> 
> #ifndef HAVE_CXX11
> 
> to
> 
> // Note: This is standard in C++11.
> #if defined (__APPLE__) || !defined (HAVE_CXX11)
>     /** Return last character (undefined behaviour if string is empty) */
>     const char& back() const { return operator[](size()-1); }
>     /** Return last character (undefined behaviour if string is empty) */
>     char& back() { return operator[](size()-1); }
> #endif
> 
> Ruedi
> 
> 
> 
> 
> 
> 
> 
> 
> --
> View this message in context:
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> 0-12-tp5320401.html Sent from the GDAL - Dev mailing list archive at
> Nabble.com.
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