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Fixed strict-aliasing violation in FormatTextureIDForDebugDisplay(). (#7090, #7256)

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ocornut 2024-01-24 14:27:43 +01:00
parent a201af7354
commit 81e0be856a
1 changed files with 4 additions and 2 deletions
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6
imgui.cpp
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@ -14787,10 +14787,12 @@ void ImGui::DebugNodeColumns(ImGuiOldColumns* columns)
static void FormatTextureIDForDebugDisplay(char* buf, int buf_size, ImTextureID tex_id) static void FormatTextureIDForDebugDisplay(char* buf, int buf_size, ImTextureID tex_id)
{ {
union { void* ptr; int integer; } tex_id_opaque;
memcpy(&tex_id_opaque, &tex_id, ImMin(sizeof(void*), sizeof(tex_id)));
if (sizeof(tex_id) >= sizeof(void*)) if (sizeof(tex_id) >= sizeof(void*))
ImFormatString(buf, buf_size, "0x%p", (void*)*(intptr_t*)(void*)&tex_id); ImFormatString(buf, buf_size, "0x%p", tex_id_opaque.ptr);
else else
ImFormatString(buf, buf_size, "0x%04X", *(int*)(void*)&tex_id); ImFormatString(buf, buf_size, "0x%04X", tex_id_opaque.integer);
} }
// [DEBUG] Display contents of ImDrawList // [DEBUG] Display contents of ImDrawList