[compiler-rt] [CompilerRT] Add numerical sanitizer (PR #94322)

[Vitaly Buka via llvm-commits]

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@@ -0,0 +1,20 @@
+set(NSAN_LIT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+
+set(NSAN_TESTSUITES)
+set(NSAN_TEST_DEPS ${SANITIZER_COMMON_LIT_TEST_DEPS} nsan)
+
+if(COMPILER_RT_INCLUDE_TESTS AND
+   COMPILER_RT_LIBCXX_PATH AND
+   COMPILER_RT_LIBCXXABI_PATH)
+  configure_lit_site_cfg(
+    ${CMAKE_CURRENT_SOURCE_DIR}/Unit/lit.site.cfg.py.in
+    ${CMAKE_CURRENT_BINARY_DIR}/Unit/lit.site.cfg.py)
+  list(APPEND NSAN_TEST_DEPS NsanUnitTests)
+  list(APPEND NSAN_TESTSUITES ${CMAKE_CURRENT_BINARY_DIR}/Unit)
+endif()
+
+add_lit_testsuite(check-nsan "Running the numerical stability sanitizer tests"
+  ${NSAN_TESTSUITES}
+  DEPENDS ${NSAN_TEST_DEPS}
+  )
+set_target_properties(check-nsan PROPERTIES FOLDER "Compiler-RT Misc")
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vitalybuka wrote:

https://github.com/llvm/llvm-project/pull/89753/files

https://github.com/llvm/llvm-project/pull/94322