Goswin von Brederlow

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Goswin von Brederlow has asked 20 questions and find answers to 36 problems.

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Goswin von Brederlow questions

OCaml: Why does renaming a type fail with "Their kinds differ"
How to compute the height of a QTreeWidget content?
How to remove an icon in a QTreeWidgetItem?
Shouldn't this give an out-of-bounds warning?
Why does constinit allow UB?
How to make a cosine table with templates compile with less than 8 gigabyte of ram?
How to specialize a template sub-class?
Why does const vector<const pair<...>> give an 'cannot be overloaded' error?
uint32_t * uint32_t = uint64_t vector multiplication with gcc
Howto write PC relative adressing on arm asm?

Goswin von Brederlow answers

Are there any algorithms or bit hacks for counting the occurrence each nth bit over an array of integers?
GCC turning on O2 causes bug when 128-bit integer is subscripted
How to handle branch mispredictions that seem to depend on machine code position?
lld runs LTO even if -fno-lto is passed
How do I store the compile-time dynamically allocated memory so that it can be used in run-time?
Builder patterns with vectors evaluated at compile time (with `consteval`)
How to compute the height of a QTreeWidget content?
How to maintain order of class members and still have a working constructor
Assigning a nullptr to a member-pointer
How to avoid overflow in expression (A - B * C) / D?