[11/11] patch series to port ASAN for riscv64
These changes allow using ASAN on RISCV64 architecture.
The majority of existing tests are passing. With few exceptions (see below).
Tests we run on qemu and on "HiFive Unleashed" board.
Asan-riscv64-inline-Test - pass Asan-riscv64-inline-Noinst-Test - pass Asan-riscv64-calls-Noinst-Test - pass Asan-riscv64-calls-Test - pass
RISCV64LinuxConfig (282 supported, few failures) RISCV64LinuxDynamicConfig (289 supported, few failures)
TestCases/malloc_context_size.cpp - asan works, but backtrace misses some calls TestCases/Linux/malloc_delete_mismatch.cpp - asan works, but backtrace misses some calls TestCases/Linux/static_tls.cpp - "Can't guess glibc version" (under debugging) TestCases/asan_and_llvm_coverage_test.cpp - missing libclang_rt.profile-riscv64.a
These failures are under debugging currently and shall be addressed in a
Depends On D87581