(Breaking) TreeNode: commented out legacy name ImGuiTreeNodeFlags_SpanTextWidth which was obsoleted in 1.90.7 (May 2024). Use ImGuiTreeNodeFlags_SpanLabelWidth instead.

docs/CHANGELOG.txt

diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt
index 76d8551..9c3c8e6 100644
--- a/docs/CHANGELOG.txt
+++ b/docs/CHANGELOG.txt
@@ -41,6 +41,9 @@
 
 Breaking Changes:
 
+- TreeNode: commented out legacy name `ImGuiTreeNodeFlags_SpanTextWidth` which
+  was obsoleted in 1.90.7 (May 2024). Use `ImGuiTreeNodeFlags_SpanLabelWidth`.
+
 Other Changes:
 
 - Windows:

imgui.cpp

diff --git a/imgui.cpp b/imgui.cpp
index 28fc2aa..c56e9ef 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -395,6 +395,7 @@
  When you are not sure about an old symbol or function name, try using the Search/Find function of your IDE to look for comments or references in all imgui files.
  You can read releases logs https://github.com/ocornut/imgui/releases for more details.
 
+ - 2026/06/02 (1.92.9) - TreeNode: commented out legacy name ImGuiTreeNodeFlags_SpanTextWidth which was obsoleted in 1.90.7 (May 2024). Use ImGuiTreeNodeFlags_SpanLabelWidth instead.
  - 2026/05/07 (1.92.8) - DrawList: swapped the last two arguments of AddRect(), AddPolyline(), PathStroke().
                          - Before: void ImDrawList::AddRect(ImVec2 p_min, ImVec2 p_max, ImU32 col, float rounding = 0.0f, ImDrawFlags flags = 0, float thickness = 1.0f);
                          - After:  void ImDrawList::AddRect(ImVec2 p_min, ImVec2 p_max, ImU32 col, float rounding = 0.0f, float thickness = 1.0f, ImDrawFlags flags = 0);

imgui.h

diff --git a/imgui.h b/imgui.h
index d0c5ee8..9f7c3a1 100644
--- a/imgui.h
+++ b/imgui.h
@@ -1331,7 +1331,7 @@
 
 #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
     ImGuiTreeNodeFlags_NavLeftJumpsBackHere = ImGuiTreeNodeFlags_NavLeftJumpsToParent,  // Renamed in 1.92.0
-    ImGuiTreeNodeFlags_SpanTextWidth        = ImGuiTreeNodeFlags_SpanLabelWidth,        // Renamed in 1.90.7
+    //ImGuiTreeNodeFlags_SpanTextWidth      = ImGuiTreeNodeFlags_SpanLabelWidth,        // Renamed in 1.90.7
     //ImGuiTreeNodeFlags_AllowItemOverlap   = ImGuiTreeNodeFlags_AllowOverlap,          // Renamed in 1.89.7
 #endif
 };
@@ -2614,7 +2614,7 @@
     //void*     ImeWindowHandle;                    // [Obsoleted in 1.87] Set ImGuiViewport::PlatformHandleRaw instead. Set this to your HWND to get automatic IME cursor positioning.
 
 #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
-    float       FontGlobalScale;                    // Moved io.FontGlobalScale to style.FontScaleMain in 1.92 (June 2025)
+    float       FontGlobalScale;                    // Moved io.FontGlobalScale to style.FontScaleMain in 1.92.0 (June 2025)
 
     // Legacy: before 1.91.1, clipboard functions were stored in ImGuiIO instead of ImGuiPlatformIO.
     // As this is will affect all users of custom engines/backends, we are providing proper legacy redirection (will obsolete).
@@ -3925,7 +3925,7 @@
     IMGUI_API void              RenderChar(ImDrawList* draw_list, float size, const ImVec2& pos, ImU32 col, ImWchar c, const ImVec4* cpu_fine_clip = NULL);
     IMGUI_API void              RenderText(ImDrawList* draw_list, float size, const ImVec2& pos, ImU32 col, const ImVec4& clip_rect, const char* text_begin, const char* text_end, float wrap_width = 0.0f, ImDrawTextFlags flags = 0);
 #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
-    inline const char*          CalcWordWrapPositionA(float scale, const char* text, const char* text_end, float wrap_width) { return CalcWordWrapPosition(LegacySize * scale, text, text_end, wrap_width); }
+    inline const char*          CalcWordWrapPositionA(float scale, const char* text, const char* text_end, float wrap_width) { return CalcWordWrapPosition(LegacySize * scale, text, text_end, wrap_width); } // Obsoleted old name in 1.92.0. Note how `scale` was to `size`.
 #endif
 
     // [Internal] Don't use!