Compilation issue with 3.16.1 and also 3.19.0

[srikanth007m]

@nihui @zchrissirhcz

I have followed the instructions on how to compile for android. But i see below error. I have patched both of the patches mentioned in the git project.

../coregrind/link_tool_exe_linux 0x58000000 /local/mnt/workspace/Android_ndk/android-ndk-r23c/toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android31-clang -O3 --target=aarch64-linux-android31-clang --gcc-toolchain=/local/mnt/workspace/Android_ndk/android-ndk-r23c/toolchains/llvm/prebuilt/linux-x86_64/bin/ --sysroot=/local/mnt/workspace/Android_ndk/android-ndk-r23c/toolchains/llvm/prebuilt/linux-x86_64/sysroot -o memcheck-arm64-linux -m64 -O2 -g -Wall -Wmissing-prototypes -Wshadow -Wpointer-arith -Wstrict-prototypes -Wmissing-declarations -Wcast-align -Wcast-qual -Wwrite-strings -Wempty-body -Wformat -Wformat-security -Wignored-qualifiers -Wenum-conversion -finline-functions -fno-stack-protector -fno-strict-aliasing -fno-builtin -Wno-cast-align -Wno-self-assign -Wno-tautological-compare -O2 -static -nodefaultlibs -nostartfiles -u _start -Wl,--build-id=none -m64 memcheck_arm64_linux-mc_leakcheck.o memcheck_arm64_linux-mc_malloc_wrappers.o memcheck_arm64_linux-mc_main.o memcheck_arm64_linux-mc_main_asm.o memcheck_arm64_linux-mc_translate.o memcheck_arm64_linux-mc_machine.o memcheck_arm64_linux-mc_errors.o ../coregrind/libcoregrind-arm64-linux.a ../VEX/libvex-arm64-linux.a -lgcc ../coregrind/libgcc-sup-arm64-linux.a ld: error: unable to find library -lgcc clang-12: error: linker command failed with exit code 1 (use -v to see invocation) Makefile:1052: recipe for target 'memcheck-arm64-linux' failed make[3]: *** [memcheck-arm64-linux] Error 1 make[3]: Leaving directory '/local/mnt/workspace/valgrind/valgrind-3.16.1/memcheck' Makefile:1364: recipe for target 'all-recursive' failed make[2]: *** [all-recursive] Error 1 make[2]: Leaving directory '/local/mnt/workspace/valgrind/valgrind-3.16.1/memcheck' Makefile:848: recipe for target 'all-recursive' failed make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory '/local/mnt/workspace/valgrind/valgrind-3.16.1' Makefile:717: recipe for target 'all' failed make: *** [all] Error 2