how to check installed gcc has some flag configured?

Question

How to check if the installed gcc has any of the flags enabled in configuration.

E.g. I want to check if the installed gcc has this --enable-__cxa_atexit flag enabled ?

I have Ubuntu 12.04 & gcc 4.6

score 0 · Answer 1 · answered Oct 17 '13 at 06:13

0

Have you tried this one:

gcc -Q --help=target -march=native

answered Oct 17 '13 at 06:13

Valchev

score 0 · Accepted Answer · answered Oct 17 '13 at 06:36

0

Run gcc --version -v. It will output the configure invocation.

answered Oct 17 '13 at 06:36

chill

2 Answers2