Linking fails with UB sanitizer unless it's Debug mode

[kimden]

Compiling with cmake .. -DCMAKE_BUILD_TYPE=???? -DNO_SHADERC=OFF -DUSE_USAN=ON -DUSE_ASAN=OFF fails at the stage of linking with both RelWithDebInfo (1) and Release (2) with the following similar errors:

(1)

/usr/bin/ld: lib/bullet/libbulletcollision.a(btSimpleBroadphase.cpp.o): warning: relocation against `gOverlappingPairs' in read-only section `.text'
/usr/bin/ld: lib/bullet/libbulletcollision.a(btSimpleBroadphase.cpp.o): in function `btSimpleBroadphase::calculateOverlappingPairs(btDispatcher*)':
/folder/lib/bullet/src/BulletCollision/BroadphaseCollision/btSimpleBroadphase.cpp:318:(.text+0x72ce): undefined reference to `gOverlappingPairs'
/usr/bin/ld: /folder/lib/bullet/src/BulletCollision/BroadphaseCollision/btSimpleBroadphase.cpp:318:(.text+0x72e6): undefined reference to `gOverlappingPairs'
/usr/bin/ld: warning: creating DT_TEXTREL in a PIE
collect2: error: ld returned 1 exit status
make[2]: *** [CMakeFiles/supertuxkart.dir/build.make:7149: bin/supertuxkart] Error 1
make[1]: *** [CMakeFiles/Makefile2:273: CMakeFiles/supertuxkart.dir/all] Error 2
make: *** [Makefile:136: all] Error 2

(2)

/usr/bin/ld: lib/bullet/libbulletcollision.a(btSimpleBroadphase.cpp.o): warning: relocation against `gOverlappingPairs' in read-only section `.text'
/usr/bin/ld: lib/bullet/libbulletcollision.a(btSimpleBroadphase.cpp.o): in function `btSimpleBroadphase::calculateOverlappingPairs(btDispatcher*)':
btSimpleBroadphase.cpp:(.text+0x86ec): undefined reference to `gOverlappingPairs'
/usr/bin/ld: btSimpleBroadphase.cpp:(.text+0x8702): undefined reference to `gOverlappingPairs'
/usr/bin/ld: warning: creating DT_TEXTREL in a PIE
collect2: error: ld returned 1 exit status
make[2]: *** [CMakeFiles/supertuxkart.dir/build.make:7149: bin/supertuxkart] Error 1
make[1]: *** [CMakeFiles/Makefile2:273: CMakeFiles/supertuxkart.dir/all] Error 2
make: *** [Makefile:136: all] Error 2

Configuration

STK release version: latest git 88cd5cf

System: Ubuntu 23.10