[Bug c/69527] New: Rubbish code within 'switch' doesn't trigger warning

[pancik at rfelements dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69527

            Bug ID: 69527
           Summary: Rubbish code within 'switch' doesn't trigger warning
           Product: gcc
           Version: 4.8.4
            Status: UNCONFIRMED
          Severity: critical
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: pancik at rfelements dot com
  Target Milestone: ---

Created attachment 37504
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37504&action=edit
-save-temps output

the exact version of GCC:
4.8.4

the system type:
Linux pi64 3.16.0-56-generic #75~14.04.1-Ubuntu SMP Wed Dec 2 11:27:25 UTC 2015
x86_64 x86_64 x86_64 GNU/Linux

the options given when GCC was configured/built:
-Wall -Wextra

the complete command line that triggers the bug:
None

the compiler output (error messages, warnings, etc.):
None

the preprocessed file (*.i*) that triggers the bug, generated by adding
-save-temps to the complete compilation command:
attached