Questions tagged [compiler-optimization]

17

votes

4

answers

Why would a compiler generate this assembly?

asked 2013-05-21T20:41:34.257

9

votes

2

answers

Do compilers remove unused functions, definitions, variables, macros, includes, etc.?

c++ gcc visual-c++ compiler-optimization

asked 2013-04-03T08:38:06.297

44

votes

4

answers

Is it true that having lots of small methods helps the JIT compiler optimize?

java optimization jit compiler-optimization

asked 2013-04-02T04:25:40.717

9

votes

4

answers

Does GLSL really do unnecessary computations with uniform (not per-vertex) values?

opengl optimization glsl compiler-optimization

asked 2013-03-17T14:44:03.903

22

votes

3

answers

g++ compiler flag to minimize binary size

c++ arduino g++ compiler-optimization

asked 2013-03-09T18:53:19.233

11

votes

6

answers

C++: Set bool value only if not set

c++ boolean variable-assignment conditional-statements compiler-optimization

asked 2013-02-22T22:00:04.727

11

votes

3

answers

I got 'duplicate section' errors when compiling boost_regex with size optimization (-Os)

boost mingw compiler-optimization

asked 2013-01-06T10:45:35.093

197

votes

2

answers

What is &&& operation in C

c++ c operators compiler-optimization gcc-warning

asked 2012-12-19T06:48:10.833

47

votes

9

answers

Why doesn't a compiler optimize floating-point *2 into an exponent increment?

c++ c performance optimization compiler-optimization

asked 2012-10-16T16:23:05.227

11

votes

3

answers

crash report using optimization other than -o0 after xcode 4.5 update

iphone compiler-optimization crash-reports pjsip xcode4.5

asked 2012-09-20T05:54:12.897

12

votes

2

answers

How much should I optimize?

gcc compiler-optimization compiler-flags

asked 2012-06-07T01:24:30.220

24

votes

4

answers

How should I detect bottleneck of compile time in a large C++ project?

c++ visual-studio visual-studio-2008 compiler-optimization

asked 2012-05-14T05:13:17.627

24

votes

4

answers

effect of goto on C++ compiler optimization

c++ optimization compiler-optimization goto

asked 2012-04-30T15:21:57.007

189

votes

3

answers

Why does GCC generate such radically different assembly for nearly the same C code?

c gcc assembly x86 compiler-optimization

asked 2012-04-20T16:59:24.940

8

votes

3

answers

Optimizations by compiler in a recursive program

c gcc compiler-optimization tail-call-optimization

asked 2012-03-22T14:37:39.953

97

votes

11

answers

Efficiency of premature return in a function

c# java c++ c compiler-optimization

asked 2011-10-25T04:26:44.550

16

votes

5

answers

Hotspot JIT optimizations

java jit compiler-optimization

asked 2011-10-21T20:17:52.510

11

votes

4

answers

Extent of GHC's optimization

haskell ghc compiler-optimization

asked 2011-06-24T15:53:43.903

2326

votes

12

answers

Why doesn't GCC optimize aaaaaa to (aaa)(aaa)?

gcc assembly floating-point compiler-optimization fast-math

asked 2011-06-21T18:49:55.103

66

votes

8

answers

Do unused functions get optimized out?

c++ c compiler-optimization

asked 2011-06-02T14:19:54.687

9

votes

3

answers

Visual C++ Compiler Optimization Flags: Difference Between /O2 and /Ot

c++ visual-c++ compiler-optimization compiler-options

asked 2011-05-15T08:39:45.323

105

votes

7

answers

How to disable compiler optimizations in gcc?

c gcc compiler-optimization compiler-options

asked 2011-04-23T17:58:44.690

9

votes

4

answers

Adding versus ORing performance

c bit-manipulation compiler-optimization addition

asked 2011-04-04T01:23:12.700

210

votes

6

answers

How to see which flags -march=native will activate?

gcc g++ compiler-optimization compiler-flags

asked 2011-03-29T09:14:56.467

28

votes

9

answers

When do programmers use Empty Base Optimization (EBO)

c++ class optimization memory-management compiler-optimization

asked 2010-12-01T14:05:18.083

48

votes

10

answers

In a "i < vector.size()" loop condition, is size() called each iteration?

c++ for-loop compiler-optimization stdvector loop-invariant

asked 2010-10-10T18:37:13.687

77

votes

22

answers

Can compiler optimization introduce bugs?

optimization compiler-construction compiler-optimization

asked 2010-04-27T15:01:33.733

32

votes

11

answers

How do C/C++ compilers work?

c++ c compiler-construction compiler-optimization

asked 2009-07-06T05:00:48.947

11

votes

8

answers

What is the performance cost of assigning a single string value using +'s

c# java performance string compiler-optimization

asked 2009-03-02T09:56:36.840

Questions tagged compiler-optimization