gcc 595

  1. Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?
  2. Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?
  3. Compiling an application for use in highly radioactive environments
  4. Why does the C preprocessor interpret the word “linux” as the constant “1”?
  5. Why is my program slow when looping over exactly 8192 elements?
  6. What is the difference between g++ and gcc?
  7. fatal error: Python.h: No such file or directory
  8. “Agreeing to the Xcode/iOS license requires admin privileges, please re-run as root via sudo.” when using GCC
  9. How to generate a stacktrace when my gcc C++ app crashes
  10. How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?
  11. Why does the order in which libraries are linked sometimes cause errors in GCC?
  12. Why does gcc generate 15-20% faster code if I optimize for size instead of speed?
  13. How do I list the symbols in a .so file
  14. This C function should always return false, but it doesn’t
  15. GCC -fPIC option
  16. How to use/install gcc on Mac OS X 10.8 / Xcode 4.4
  17. Can't install Ruby under Lion with RVM – GCC issues
  18. How do you get assembler output from C/C++ source in gcc?
  19. How exactly does __attribute__((constructor)) work?
  20. gcc makefile error: “No rule to make target …”
  21. Debug vs Release in CMAKE
  22. likely()/unlikely() macros in the Linux kernel - how do they work? What's their benefit?
  23. std::vector performance regression when enabling C++11
  24. Convert char to int in C and C++
  25. Objective C for Windows
  26. How to add a default include path for gcc in linux?
  27. Constructor initialization-list evaluation order
  28. Is bool a native C type?
  29. Using GCC to produce readable assembly?
  30. GCC dump preprocessor defines
  31. Undefined reference to vtable
  32. Clang vs GCC - which produces better binaries?
  33. Why does GCC generate such radically different assembly for nearly the same C code?
  34. An expensive jump with GCC 5.4.0
  35. Why does GCC use multiplication by a strange number in implementing integer division?
  36. How do I force make/gcc to show me the commands?
  37. “unused parameter” warnings in C
  38. ld cannot find an existing library
  39. typedef fixed length array
  40. I don't understand -Wl,-rpath -Wl,
  41. Where does gcc look for C and C++ header files?
  42. warning: incompatible implicit declaration of built-in function ‘xyz’
  43. Error “gnu/stubs-32.h: No such file or directory” while compiling Nachos source code
  44. Why does this loop produce “warning: iteration 3u invokes undefined behavior” and output more than 4 lines?
  45. Inheriting constructors
  46. Useful GCC flags for C
  47. Why does the enhanced GCC 6 optimizer break practical C++ code?
  48. Why does flowing off the end of a non-void function without returning a value not produce a compiler error?
  49. Is errno thread-safe?
  50. What is makeinfo, and how do I get it?