Commit 6205d23a authored by Nick Roberts's avatar Nick Roberts

(Note): Add note about ollowing a longjmp call.

parent 27bd6273
......@@ -272,6 +272,13 @@ related data structures in a terse and user-friendly format:
The above commands also exist in a version with an `x' suffix which
takes an object of the relevant type as argument.
** Following longjmp call.
Recent versions of glibc (2.4+?) encrypt stored values for setjmp/longjmp which
prevents GDB from being able to follow a longjmp call using `next'. To
disable this protection you need to set the environment variable
LD_POINTER_GUARD to 0.
** Using GDB in Emacs
Debugging with GDB in Emacs offers some advantages over the command line (See
......
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