Author
anonymous
about 6 years ago
C
gcc HEAD 9.0.1 20190411 (experimental)
$ gcc prog.c -Wall -Wextra -std=gnu11
prog.c: In function 'main': prog.c:4:30: warning: operation on 'a' may be undefined [-Wsequence-point] 4 | printf("%d %d", ++a,a++); | ~^~ 7 5
prog.c: In function 'main': prog.c:4:30: warning: operation on 'a' may be undefined [-Wsequence-point] 4 | printf("%d %d", ++a,a++); | ~^~
7 5