[BUILD] jemalloc build error on macOS Catalina

[Neroli1108]

What OS are you using?

macOS Catalina

What compiler are you using? What version?

Apple clang version 11.0.3

What's your CMake arguments?

cmake .. -DBUILD_JAVA_CLIENT=OFF

What is the output of the CMake and make commands on a fresh build? (Please sanitize any sensitive information)

make

 In file included from src/jemalloc_cpp.cpp:9:
 In file included from include/jemalloc/internal/jemalloc_preamble.h:21:
 include/jemalloc/internal/../jemalloc.h:215:28: error: exception specification  in declaration does not match previous declaration
     void JEMALLOC_NOTHROW       *je_malloc(size_t size)
                                  ^
 include/jemalloc/internal/../jemalloc.h:66:21: note: expanded from macro        'je_malloc'
 #  define je_malloc malloc
                     ^
 /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/ SDKs/MacOSX.sdk/usr/include/malloc/_malloc.h:40:7: note: previous declaration   is here
 void    *malloc(size_t __size) __result_use_check __alloc_size(1);
          ^

Work around by switching to the gcc.

[Kevincklhhh]

What OS are you using?

macOS Catalina

What compiler are you using? What version?

Apple clang version 11.0.3

What's your CMake arguments?

cmake .. -DBUILD_JAVA_CLIENT=OFF

What is the output of the CMake and make commands on a fresh build? (Please sanitize any sensitive information)

make

 In file included from src/jemalloc_cpp.cpp:9:
 In file included from include/jemalloc/internal/jemalloc_preamble.h:21:
 include/jemalloc/internal/../jemalloc.h:215:28: error: exception specification  in declaration does not match previous declaration
     void JEMALLOC_NOTHROW       *je_malloc(size_t size)
                                  ^
 include/jemalloc/internal/../jemalloc.h:66:21: note: expanded from macro        'je_malloc'
 #  define je_malloc malloc
                     ^
 /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/ SDKs/MacOSX.sdk/usr/include/malloc/_malloc.h:40:7: note: previous declaration   is here
 void    *malloc(size_t __size) __result_use_check __alloc_size(1);
          ^

Work around by switching to the gcc.

Could you explain how did you work around this issue? How did you switch to gcc in this case?
Thanks