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Diffstat (limited to 'pod/perlhack.pod')
| -rw-r--r-- | pod/perlhack.pod | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/pod/perlhack.pod b/pod/perlhack.pod index 1a88b52315..9dc1053cd6 100644 --- a/pod/perlhack.pod +++ b/pod/perlhack.pod @@ -877,9 +877,9 @@ retrieves the return op from it, and returns it. =item Exception handing -Perl's exception handing (ie C<die> etc) is built on top of the low-level +Perl's exception handing (i.e. C<die> etc) is built on top of the low-level C<setjmp()>/C<longjmp()> C-library functions. These basically provide a -way to capture the current PC and SP registers and later restore them; ie +way to capture the current PC and SP registers and later restore them; i.e. a C<longjmp()> continues at the point in code where a previous C<setjmp()> was done, with anything further up on the C stack being lost. This is why code should always save values using C<SAVE_FOO> rather than in auto |