[compiler-rt] [ASAN][sanitizers][win] Allow windows-asan to be built with /MDd and intercept functions from the debug runtimes. (PR #77840)

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``````````bash
git-clang-format --diff cd9a641613eddf25d4b25eaa96b2c393d401d42c 74ec76c287be5911856497c4e5c15306d40ea3d3 -- compiler-rt/lib/asan/asan_win.cpp compiler-rt/lib/interception/interception_win.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/compiler-rt/lib/asan/asan_win.cpp b/compiler-rt/lib/asan/asan_win.cpp
index 2a62f2546a..c78a8efe37 100644
--- a/compiler-rt/lib/asan/asan_win.cpp
+++ b/compiler-rt/lib/asan/asan_win.cpp
@@ -264,9 +264,7 @@ void PlatformTSDDtor(void *tsd) { AsanThread::TSDDtor(tsd); }
 // }}}
 
 // ---------------------- Various stuff ---------------- {{{
-void *AsanDoesNotSupportStaticLinkage() {
-  return 0;
-}
+void *AsanDoesNotSupportStaticLinkage() { return 0; }
 
 uptr FindDynamicShadowStart() {
   return MapDynamicShadow(MemToShadowSize(kHighMemEnd), ASAN_SHADOW_SCALE,
diff --git a/compiler-rt/lib/interception/interception_win.cpp b/compiler-rt/lib/interception/interception_win.cpp
index 9ae2117058..1829358705 100644
--- a/compiler-rt/lib/interception/interception_win.cpp
+++ b/compiler-rt/lib/interception/interception_win.cpp
@@ -945,24 +945,26 @@ bool OverrideFunction(
 
 static void **InterestingDLLsAvailable() {
   static const char *InterestingDLLs[] = {
-      "kernel32.dll",
-      "msvcr100d.dll",                // VS2010
-      "msvcr110d.dll",                // VS2012
-      "msvcr120d.dll",                // VS2013
-      "vcruntime140d.dll",            // VS2015
-      "ucrtbased.dll",  // Universal CRT
-      "msvcr100.dll",      // VS2010
-      "msvcr110.dll",      // VS2012
-      "msvcr120.dll",      // VS2013
-      "vcruntime140.dll",  // VS2015
-      "ucrtbase.dll",      // Universal CRT
-#if (defined(__MINGW32__) && defined(__i386__))
-      "libc++.dll",        // libc++
-      "libunwind.dll",     // libunwind
-#endif
-      // NTDLL should go last as it exports some functions that we should
-      // override in the CRT [presumably only used internally].
-      "ntdll.dll", NULL};
+    "kernel32.dll",
+    "msvcr100d.dll",      // VS2010
+    "msvcr110d.dll",      // VS2012
+    "msvcr120d.dll",      // VS2013
+    "vcruntime140d.dll",  // VS2015
+    "ucrtbased.dll",      // Universal CRT
+    "msvcr100.dll",       // VS2010
+    "msvcr110.dll",       // VS2012
+    "msvcr120.dll",       // VS2013
+    "vcruntime140.dll",   // VS2015
+    "ucrtbase.dll",       // Universal CRT
+#  if (defined(__MINGW32__) && defined(__i386__))
+    "libc++.dll",     // libc++
+    "libunwind.dll",  // libunwind
+#  endif
+    // NTDLL should go last as it exports some functions that we should
+    // override in the CRT [presumably only used internally].
+    "ntdll.dll",
+    NULL
+  };
   static void *result[ARRAY_SIZE(InterestingDLLs)] = { 0 };
   if (!result[0]) {
     for (size_t i = 0, j = 0; InterestingDLLs[i]; ++i) {

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https://github.com/llvm/llvm-project/pull/77840