stdout: stderr: /home/wangfiox/Documents/database/performance_c/sy/conv1.sy:27:9: warning: add explicit braces to avoid dangling else [-Wdangling-else] else return y; ^ /home/wangfiox/Documents/database/performance_c/sy/conv1.sy:97:6: warning: incompatible redeclaration of library function 'memmove' [-Wincompatible-library-redeclaration] void memmove(int dst[], int src[], int n){ ^ /home/wangfiox/Documents/database/performance_c/sy/conv1.sy:97:6: note: 'memmove' is a builtin with type 'void *(void *, const void *, unsigned long)' 2 warnings generated. stdout: stderr: /home/wangfiox/Documents/database/performance_c/sy/conv1.sy:27:9: warning: add explicit braces to avoid dangling else [-Wdangling-else] else return y; ^ /home/wangfiox/Documents/database/performance_c/sy/conv1.sy:97:6: warning: incompatible redeclaration of library function 'memmove' [-Wincompatible-library-redeclaration] void memmove(int dst[], int src[], int n){ ^ /home/wangfiox/Documents/database/performance_c/sy/conv1.sy:97:6: note: 'memmove' is a builtin with type 'void *(void *, const void *, unsigned long)' 2 warnings generated.