[compiler-rt] [compiler-rt][sanitizer-common] adding C23 memset_explicit interception. (PR #154428)

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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions inc,c,h -- compiler-rt/test/sanitizer_common/TestCases/Linux/memset_explicit.c compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors_memintrinsics.inc compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
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View the diff from clang-format here.
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``````````diff
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors_memintrinsics.inc b/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors_memintrinsics.inc
index 5334b0ded..6c48ac597 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors_memintrinsics.inc
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors_memintrinsics.inc
@@ -238,9 +238,9 @@ INTERCEPTOR(void *, memset_explicit, void *block, int c, usize size) {
   void *ctx;
   COMMON_INTERCEPTOR_MEMSET_IMPL(ctx, block, c, size);
 }
-#define INIT_MEMSET_EXPLICIT COMMON_INTERCEPT_FUNCTION(memset_explicit)
+#  define INIT_MEMSET_EXPLICIT COMMON_INTERCEPT_FUNCTION(memset_explicit)
 #else
-#define INIT_MEMSET_EXPLICIT
+#  define INIT_MEMSET_EXPLICIT
 #endif
 
 namespace __sanitizer {
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h b/compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
index eee7af206..5d9cd9c11 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
@@ -663,9 +663,9 @@ SANITIZER_WEAK_IMPORT void *aligned_alloc(__sanitizer::usize __alignment,
 #define SANITIZER_INTERCEPT_GETSERVBYNAME_R SI_GLIBC
 #define SANITIZER_INTERCEPT_GETSERVBYPORT_R SI_GLIBC
 
-// Until free_sized, free_aligned_sized and memset_explicit are more generally available,
-// we can only unconditionally intercept on ELF-based platforms where it
-// is okay to have undefined weak symbols.
+// Until free_sized, free_aligned_sized and memset_explicit are more generally
+// available, we can only unconditionally intercept on ELF-based platforms where
+// it is okay to have undefined weak symbols.
 #ifdef __ELF__
 #  define SANITIZER_INTERCEPT_FREE_SIZED 1
 #  define SANITIZER_INTERCEPT_FREE_ALIGNED_SIZED 1
diff --git a/compiler-rt/test/sanitizer_common/TestCases/Linux/memset_explicit.c b/compiler-rt/test/sanitizer_common/TestCases/Linux/memset_explicit.c
index 08b8bdeb5..13ac71efe 100644
--- a/compiler-rt/test/sanitizer_common/TestCases/Linux/memset_explicit.c
+++ b/compiler-rt/test/sanitizer_common/TestCases/Linux/memset_explicit.c
@@ -7,8 +7,7 @@
 extern void *memset_explicit(void *p, int value, size_t size);
 
 int main() {
-    char secbuffer[64];
-    (void)memset_explicit(secbuffer, 0, sizeof(secbuffer));
-    return 0;
+  char secbuffer[64];
+  (void)memset_explicit(secbuffer, 0, sizeof(secbuffer));
+  return 0;
 }
-

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https://github.com/llvm/llvm-project/pull/154428