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New posts in compiler-optimization
Does the C# compiler treat a lambda expression as a public or private method?
Dec 15, 2021
c#
compiler-optimization
Why doesn't a compiler optimize floating-point *2 into an exponent increment?
Nov 12, 2022
c++
c
performance
optimization
compiler-optimization
Why doesn't GCC optimize out deletion of null pointers in C++?
Oct 01, 2022
c++
gcc
null
compiler-optimization
delete-operator
Is this a compiler optimisation bug, or an undefined behaviour?
Aug 28, 2022
c++
visual-studio-2010
visual-studio
compiler-optimization
undefined-behavior
Using Assembly Language in C/C++
Aug 28, 2022
c++
c
optimization
compiler-optimization
assembly
Optimize in CMake by default
Oct 21, 2022
c++
cmake
compiler-optimization
JIT not optimizing loop that involves Integer.MAX_VALUE
Aug 28, 2022
java
compiler-optimization
jit
jvm-hotspot
Why is Clang optimizing this code out?
Feb 04, 2022
c++
clang
compiler-optimization
Why is gcc allowed to speculatively load from a struct?
Aug 28, 2022
c
gcc
assembly
x86
compiler-optimization
Java program runs slower when code that is never executed is commented out
Dec 15, 2021
java
recursion
compiler-optimization
Understanding the as-if rule, "the program was executed as written"
Dec 15, 2021
c++
compiler-optimization
Why is -march=native used so rarely?
Aug 26, 2022
gcc
clang
compiler-optimization
Why don't compilers merge redundant std::atomic writes?
Sep 21, 2022
c++
multithreading
c++11
compiler-optimization
stdatomic
Why don't modern compilers coalesce neighboring memory accesses?
Dec 29, 2021
c++
assembly
optimization
compiler-optimization
Why is there no implicit parallelism in Haskell?
Aug 26, 2022
haskell
concurrency
parallel-processing
compiler-optimization
Can the compiler optimize from heap to stack allocation?
Aug 26, 2022
c++
memory-management
language-lawyer
compiler-optimization
How does GCC optimize out an unused variable incremented inside a loop?
Aug 26, 2022
c
gcc
compiler-optimization
disassembly
Is a C compiler allowed to coalesce sequential assignments to volatile variables?
Nov 18, 2022
c
language-lawyer
compiler-optimization
volatile
Why can't GCC optimize the logical bitwise AND pair in "x && (x & 4242)" to "x & 4242"?
Aug 26, 2022
c++
gcc
optimization
compiler-optimization
Is it possible to implement bitwise operators using integer arithmetic?
Aug 26, 2022
bitwise-operators
discrete-mathematics
compiler-optimization
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