| /* { dg-additional-options "-fdiagnostics-show-line-numbers -fdiagnostics-path-format=inline-events -fdiagnostics-show-caret" } */ |
| /* { dg-enable-nn-line-numbers "" } */ |
| /* { dg-require-effective-target indirect_jumps } */ |
| |
| #include "test-setjmp.h" |
| #include <stddef.h> |
| #include "analyzer-decls.h" |
| |
| static jmp_buf env; |
| |
| static void inner (void) |
| { |
| SETJMP (env); |
| } |
| |
| void outer (void) |
| { |
| int i; |
| |
| inner (); |
| |
| longjmp (env, 42); /* { dg-warning "'longjmp' called after enclosing function of 'setjmp' has returned" } */ |
| } |
| |
| /* { dg-begin-multiline-output "" } |
| NN | longjmp (env, 42); |
| | ^~~~~~~~~~~~~~~~~ |
| 'outer': events 1-2 |
| | |
| | NN | void outer (void) |
| | | ^~~~~ |
| | | | |
| | | (1) entry to 'outer' |
| |...... |
| | NN | inner (); |
| | | ~~~~~~~~ |
| | | | |
| | | (2) calling 'inner' from 'outer' |
| | |
| +--> 'inner': event 3 |
| | |
| | NN | static void inner (void) |
| | | ^~~~~ |
| | | | |
| | | (3) entry to 'inner' |
| | |
| 'inner': event 4 |
| | |
| | NN | SETJMP (env); |
| | | ^~~~~~ |
| | | | |
| | | (4) 'setjmp' called here |
| | |
| 'inner': event 5 |
| | |
| | NN | } |
| | | ^ |
| | | | |
| | | (5) stack frame is popped here, invalidating saved environment |
| | |
| <------+ |
| | |
| 'outer': events 6-7 |
| | |
| | NN | inner (); |
| | | ^~~~~~~~ |
| | | | |
| | | (6) returning to 'outer' from 'inner' |
| | NN | |
| | NN | longjmp (env, 42); |
| | | ~~~~~~~~~~~~~~~~~ |
| | | | |
| | | (7) 'longjmp' called after enclosing function of 'setjmp' returned at (5) |
| | |
| { dg-end-multiline-output "" } */ |