Re: MacOS: error: no matching function for call to 'objc_msgSend'

[Andrew Janke]

On 2/1/20 12:13 AM, Benjamin Abbott wrote:
> Andrew,
> 
> I’ve just upgraded to MacOS 10.15.3.
> 
> After upgrading Homebew, I now see the error below. It looks to me like this 
> was introduced in changeset 27624. Have you upgraded to Catalina yet?
> 
> Ben  
> 
> libtool: compile:  g++ -std=gnu++11 -DHAVE_CONFIG_H -I. 
> -I/usr/local/opt/freetype/include/freetype2 
> -I/usr/local/Cellar/fontconfig/2.13.1/include 
> -I/usr/local/opt/freetype/include/freetype2 
> -I/usr/local/Cellar/qt/5.14.1/lib/QtNetwork.framework/Headers 
> -I/usr/local/Cellar/qt/5.14.1/lib/QtPrintSupport.framework/Headers 
> -I/usr/local/Cellar/qt/5.14.1/lib/QtHelp.framework/Headers 
> -I/usr/local/Cellar/qt/5.14.1/lib/QtWidgets.framework/Headers 
> -I/usr/local/Cellar/qt/5.14.1/lib/QtGui.framework/Headers 
> -I/usr/local/Cellar/qt/5.14.1/lib/QtSql.framework/Headers 
> -I/usr/local/Cellar/qt/5.14.1/lib/QtXml.framework/Headers 
> -I/usr/local/Cellar/qt/5.14.1/lib/QtCore.framework/Headers 
> -I./libgui/qterminal/libqterminal -Ilibgui/src -I./libgui/src 
> -Ilibgui/graphics -I./libgui/graphics -I./libgui/src/m-editor -Iliboctave 
> -I./liboctave/array -Iliboctave/numeric -I./liboctave/numeric 
> -Iliboctave/operators -I./liboctave/operators -I./liboctave/system 
> -I./liboctave/util -Ilibinterp -I./libinterp -Ilibinterp/parse-tree 
> -I./libinterp/parse-tree -Ilibinterp/corefcn -I./libinterp/corefcn 
> -I./libinterp/octave-value -I./liboctave/wrappers 
> -I/usr/local/opt/readline/include -I/usr/local/opt/sqlite/include 
> -I/usr/local/opt/openssl/include -I/usr/local/opt/gettext/include 
> -I/usr/local/opt/icu4c/include -I/usr/local/opt/qt5/include 
> -I/usr/local/opt/sundials27/include -I/usr/local/opt/zlib/include -fPIC 
> -D_THREAD_SAFE -pthread -Wall -W -Wshadow -Woverloaded-virtual 
> -Wold-style-cast -Wformat -Wpointer-arith -Wwrite-strings -Wcast-align 
> -Wcast-qual -g -O2 -MT libgui/src/libgui_src_la-octave-qobject.lo -MD -MP -MF 
> libgui/src/.deps/libgui_src_la-octave-qobject.Tpo -c 
> libgui/src/octave-qobject.cc  -fno-common -DPIC -o 
> libgui/src/.libs/libgui_src_la-octave-qobject.o
> libgui/src/octave-qobject.cc:91:18: error: no matching function for call to 
> 'objc_msgSend'
>   process_info = objc_msgSend (reinterpret_cast<id> (process_info_class),
>                  ^~~~~~~~~~~~
> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/objc/message.h:63:1:
>  note: candidate function not viable: requires 0 arguments, but 2
>       were provided
> objc_msgSend(void /* id self, SEL op, ... */ )
> ^
> libgui/src/octave-qobject.cc:96:19: error: no matching function for call to 
> 'objc_msgSend'
>   reason_string = objc_msgSend (reinterpret_cast<id> (objc_getClass 
> ("NSString")),
>                   ^~~~~~~~~~~~
> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/objc/message.h:63:1:
>  note: candidate function not viable: requires 0 arguments, but 2
>       were provided
> objc_msgSend(void /* id self, SEL op, ... */ )
> ^
> libgui/src/octave-qobject.cc:98:19: error: no matching function for call to 
> 'objc_msgSend'
>   reason_string = objc_msgSend (reason_string,
>                   ^~~~~~~~~~~~
> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/objc/message.h:63:1:
>  note: candidate function not viable: requires 0 arguments, but 3
>       were provided
> objc_msgSend(void /* id self, SEL op, ... */ )
> ^
> libgui/src/octave-qobject.cc:105:34: error: no matching function for call to 
> 'objc_msgSend'
>   osx_latencycritical_activity = objc_msgSend (process_info,
>                                  ^~~~~~~~~~~~
> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/objc/message.h:63:1:
>  note: candidate function not viable: requires 0 arguments, but 4
>       were provided
> objc_msgSend(void /* id self, SEL op, ... */ )
> 

Hi Ben,

I have a Catalina VM now, and I can reproduce your error. (I can
reproduce it on 10.14 Mojave too now, surprisingly.)

Patch submitted:
https://savannah.gnu.org/bugs/index.php?57754

Cheers,
Andrew