diff options
Diffstat (limited to 'gcc/doc/invoke.texi')
| -rw-r--r-- | gcc/doc/invoke.texi | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index c21bdf3..440c3d7 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -10098,8 +10098,9 @@ generates IEEE floating-point instructions. This is the default. @opindex mno-backchain Generate (or do not generate) code which maintains an explicit backchain within the stack frame that points to the caller's frame. -This is currently needed to allow debugging. The default is to -generate the backchain. +This may be needed to allow debugging using tools that do not understand +DWARF-2 call frame information. The default is not to generate the +backchain. @item -msmall-exec @itemx -mno-small-exec |