[clang-format] Correctly annotate braces in macros (#87953)

Also fix unit tests and reformat polly.

Fixes #86550.

GitOrigin-RevId: 58323de2e5ed0fec81ccfe421488d7fb27ecbe38
diff --git a/lib/Analysis/ScopDetectionDiagnostic.cpp b/lib/Analysis/ScopDetectionDiagnostic.cpp
index 30fbd17..d2fbcf7 100644
--- a/lib/Analysis/ScopDetectionDiagnostic.cpp
+++ b/lib/Analysis/ScopDetectionDiagnostic.cpp
@@ -45,7 +45,7 @@
 #define DEBUG_TYPE "polly-detect"
 
 #define SCOP_STAT(NAME, DESC)                                                  \
-  { "polly-detect", "NAME", "Number of rejected regions: " DESC }
+  {"polly-detect", "NAME", "Number of rejected regions: " DESC}
 
 static Statistic RejectStatistics[] = {
     SCOP_STAT(CFG, ""),