Index: compiler-rt/cmake/config-ix.cmake
===================================================================
--- compiler-rt/cmake/config-ix.cmake
+++ compiler-rt/cmake/config-ix.cmake
@@ -293,7 +293,7 @@
 set(ALL_SANITIZER_COMMON_SUPPORTED_ARCH ${X86} ${X86_64} ${PPC64} ${RISCV64}
     ${ARM32} ${ARM64} ${MIPS32} ${MIPS64} ${S390X} ${SPARC} ${SPARCV9})
 set(ALL_ASAN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64}
-    ${MIPS32} ${MIPS64} ${PPC64} ${S390X} ${SPARC} ${SPARCV9})
+    ${MIPS32} ${MIPS64} ${PPC64} ${S390X} ${SPARC} ${SPARCV9} ${RISCV64})
 set(ALL_CRT_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${RISCV32} ${RISCV64})
 set(ALL_DFSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64})
 
Index: compiler-rt/test/asan/CMakeLists.txt
===================================================================
--- compiler-rt/test/asan/CMakeLists.txt
+++ compiler-rt/test/asan/CMakeLists.txt
@@ -14,7 +14,7 @@
 endif()
 
 macro(get_bits_for_arch arch bits)
-  if (${arch} MATCHES "x86_64|powerpc64|powerpc64le|aarch64|arm64|mips64|mips64el|s390x|sparcv9")
+  if (${arch} MATCHES "x86_64|powerpc64|powerpc64le|aarch64|arm64|mips64|mips64el|s390x|sparcv9|riscv64")
     set(${bits} 64)
   elseif (${arch} MATCHES "i386|arm|mips|mipsel|sparc")
     set(${bits} 32)