g++ -D_FORTIFY_SOURCE=2 -march=x86-64 -mtune=generic -O2 -pipe -fno-plt -Wl,-O1,--sort-common,--as-needed,-z,relro,-z,now -Wall -Wextra -Wno-missing-field-initializers -Wno-unused-parameter -g -DSHA=4fdf6f2dc021 -DDATE="2021-08-11 13:55:47" -o edid-decode edid-decode.cpp parse-base-block.cpp parse-cta-block.cpp parse-displayid-block.cpp parse-ls-ext-block.cpp parse-di-ext-block.cpp parse-vtb-ext-block.cpp calc-gtf-cvt.cpp -lm
edid-decode.cpp: In function ‘int main(int, char**)’:
edid-decode.cpp:1529:39: warning: ‘opt_val’ may be used uninitialized in this function [-Wmaybe-uninitialized]
 1529 |                         data.w = round(opt_val);
      |                                  ~~~~~^~~~~~~~~
edid-decode.cpp:1523:24: note: ‘opt_val’ was declared here
 1523 |                 double opt_val;
      |                        ^~~~~~~
edid-decode.cpp:1403:34: warning: ‘opt_val’ may be used uninitialized in this function [-Wmaybe-uninitialized]
 1403 |                         h = round(opt_val);
      |                             ~~~~~^~~~~~~~~
edid-decode.cpp:1394:24: note: ‘opt_val’ was declared here
 1394 |                 double opt_val;
      |                        ^~~~~~~