https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82810
Bug ID: 82810 Summary: missed uninitialized variable warning in for/while loop Product: gcc Version: 6.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: jan.smets at nokia dot com Target Milestone: --- In the following code x clearly is used uninitialized #include <stdio.h> int main(void) { while (1) { int x; printf("x=%d\n", x); x = 0; } return 0; } Possibly dup of 82101 ?