Fix intent error on quoted strings (#6544).

Changes

@@ -96,6 +96,7 @@ Verilator 5.041 devel
 * Fix inconsistent force assignment (#6541). [Artur Bieniek, Antmicro Ltd.]
 * Fix DFG circular driver tracing with partial assignments. [Geza Lore]
 * Fix passing typedef value as parameter (#6543). [Igor Zaworski, Antmicro Ltd.]
+* Fix intent error on quoted strings (#6544).
 
 
 Verilator 5.040 2025-08-30

src/V3File.cpp

@@ -794,29 +794,37 @@ void V3OutFormatter::putns(const AstNode* nodep, const char* strg) {
             }
             break;
         case '{':
-            if (m_lang == LA_C && (equalsForBracket || m_bracketLevel)) {
-                // Break up large code inside "= { ..."
-                m_parenVec.push(m_indentLevel
-                                * m_blockIndent);  // Line up continuation with block+1
-                ++m_bracketLevel;
+            if (!m_inStringLiteral) {
+                if (m_lang == LA_C && (equalsForBracket || m_bracketLevel)) {
+                    // Break up large code inside "= { ..."
+                    m_parenVec.push(m_indentLevel
+                                    * m_blockIndent);  // Line up continuation with block+1
+                    ++m_bracketLevel;
+                }
+                indentInc();
             }
-            indentInc();
             break;
         case '}':
-            if (m_bracketLevel > 0) {
-                m_parenVec.pop();
-                --m_bracketLevel;
+            if (!m_inStringLiteral) {
+                if (m_bracketLevel > 0) {
+                    m_parenVec.pop();
+                    --m_bracketLevel;
+                }
+                indentDec();
             }
-            indentDec();
             break;
         case '(':
-            indentInc();
-            // Line up continuation with open paren, plus one indent
-            m_parenVec.push(m_column);
+            if (!m_inStringLiteral) {
+                indentInc();
+                // Line up continuation with open paren, plus one indent
+                m_parenVec.push(m_column);
+            }
             break;
         case ')':
-            if (!m_parenVec.empty()) m_parenVec.pop();
-            indentDec();
+            if (!m_inStringLiteral) {
+                if (!m_parenVec.empty()) m_parenVec.pop();
+                indentDec();
+            }
             break;
         case '<':
             if (m_lang == LA_XML) {

test_regress/t/t_display_brace.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+# DESCRIPTION: Verilator: Verilog Test driver/expect definition
+#
+# Copyright 2025 by Wilson Snyder. This program is free software; you
+# can redistribute it and/or modify it under the terms of either the GNU
+# Lesser General Public License Version 3 or the Perl Artistic License
+# Version 2.0.
+# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
+
+import vltest_bootstrap
+
+test.scenarios('simulator')
+
+test.compile()
+
+test.execute()
+
+test.passes()

test_regress/t/t_display_brace.v

@@ -0,0 +1,44 @@
+// DESCRIPTION: Verilator: Verilog Test module
+//
+// This file ONLY is placed under the Creative Commons Public Domain, for
+// any use, without warranty, 2025 by Wilson Snyder.
+// SPDX-License-Identifier: CC0-1.0
+
+typedef int unsigned ahb_addr_t;
+typedef int unsigned ahb_data_t;
+
+class ahb_seq_item;
+  ahb_addr_t address;
+  ahb_data_t data[];
+
+  function string to_string();
+    string result_str, data_str;
+    result_str = $sformatf(" addr=0x%0x ", address);
+    data_str = " data=";
+    if (data.size() == 0) data_str = {data_str, "-"};
+    else if (data.size() == 1) data_str = {data_str, $sformatf("0x%0x", data[0])};
+    else begin
+      data_str = {data_str, $sformatf("%0d'{", data.size())};
+      foreach (data[i]) data_str = {data_str, $sformatf(" 0x%0x", data[i])};
+      data_str = {data_str, " }"};
+    end
+    result_str = {result_str, data_str};
+    return result_str;
+  endfunction
+
+endclass
+
+
+module top;
+
+  initial begin
+    ahb_seq_item tr;
+
+    tr = new();
+    tr.data = '{'h11, 'h22, 'h33, 'h44, 'h55, 'h66};
+    $display(" tr(bytes, LE) @0x10: %0s", tr.to_string());
+
+    $finish;
+  end
+
+endmodule