[llvm-branch-commits] [NFC][sanitizer] Use `UNLIKELY` in VReport/VPrintf (PR #104403)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-compiler-rt-sanitizer

Author: Vitaly Buka (vitalybuka)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/104403.diff


1 Files Affected:

- (modified) compiler-rt/lib/sanitizer_common/sanitizer_common.h (+8-6) 


``````````diff
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_common.h b/compiler-rt/lib/sanitizer_common/sanitizer_common.h
index 2428a8cd14794..182dc8f26c88f 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_common.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_common.h
@@ -239,13 +239,15 @@ void RemoveANSIEscapeSequencesFromString(char *buffer);
 void Printf(const char *format, ...) FORMAT(1, 2);
 void Report(const char *format, ...) FORMAT(1, 2);
 void SetPrintfAndReportCallback(void (*callback)(const char *));
-#define VReport(level, ...)                                              \
-  do {                                                                   \
-    if ((uptr)Verbosity() >= (level)) Report(__VA_ARGS__); \
+#define VReport(level, ...)                     \
+  do {                                          \
+    if (UNLIKELY((uptr)Verbosity() >= (level))) \
+      Report(__VA_ARGS__);                      \
   } while (0)
-#define VPrintf(level, ...)                                              \
-  do {                                                                   \
-    if ((uptr)Verbosity() >= (level)) Printf(__VA_ARGS__); \
+#define VPrintf(level, ...)                     \
+  do {                                          \
+    if (UNLIKELY((uptr)Verbosity() >= (level))) \
+      Printf(__VA_ARGS__);                      \
   } while (0)
 
 // Lock sanitizer error reporting and protects against nested errors.

``````````

</details>


https://github.com/llvm/llvm-project/pull/104403