[flang-commits] [flang] cd92c42 - [flang][runtime] Don't emit runtime error for "AA" editing (#107714)

[via flang-commits]

Author: Peter Klausler
Date: 2024-09-10T14:13:28-07:00
New Revision: cd92c4255582299b9a55fa0dc485982b8f54c49a

URL: https://github.com/llvm/llvm-project/commit/cd92c4255582299b9a55fa0dc485982b8f54c49a
DIFF: https://github.com/llvm/llvm-project/commit/cd92c4255582299b9a55fa0dc485982b8f54c49a.diff

LOG: [flang][runtime] Don't emit runtime error for "AA" editing (#107714)

Commas are optional between edit descriptors in a format, so treat "AA"
as if it were "A,A".

Added: 
    

Modified: 
    flang/runtime/format-implementation.h

Removed: 
    


################################################################################
diff  --git a/flang/runtime/format-implementation.h b/flang/runtime/format-implementation.h
index 74254bebe6e7a8..46204ca927c135 100644
--- a/flang/runtime/format-implementation.h
+++ b/flang/runtime/format-implementation.h
@@ -443,8 +443,9 @@ RT_API_ATTRS int FormatControl<CONTEXT>::CueUpNextDataEdit(
       if (ch != 'P') { // 1PE5.2 - comma not required (C1302)
         CharType peek{Capitalize(PeekNext())};
         if (peek >= 'A' && peek <= 'Z') {
-          if (ch == 'A' /* anticipate F'202X AT editing */ || ch == 'B' ||
-              ch == 'D' || ch == 'E' || ch == 'R' || ch == 'S' || ch == 'T') {
+          if ((ch == 'A' && peek == 'T' /* anticipate F'202X AT editing */) ||
+              ch == 'B' || ch == 'D' || ch == 'E' || ch == 'R' || ch == 'S' ||
+              ch == 'T') {
             // Assume a two-letter edit descriptor
             next = peek;
             ++offset_;