[Compiler-rt][Test] Link riscv and arm compiler-rt tests with eld

Author: quic-garvgupt

qualcomm-software/embedded-runtimes/CMakeLists.txt

@@ -170,7 +170,7 @@ if(ENABLE_LIBC_TESTS OR ENABLE_COMPILER_RT_TESTS OR ENABLE_LIBCXX_TESTS)
         if(TEST_EXECUTOR STREQUAL qemu)
             set(picocrt "crt0-semihost")
         endif()
-        set(test_link_flags "-nostartfiles -l${picocrt} -lsemihost -T picolibcpp.ld")
+        set(test_link_flags "-nostartfiles -l${picocrt} -lsemihost -T picolibcpp.ld -fuse-ld=eld")
     else()
         message(FATAL_ERROR "Tests can only be enabled using picolibc.")
     endif()