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Diffstat (limited to 'gcc/doc/tm.texi')
| -rw-r--r-- | gcc/doc/tm.texi | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi index 7116450..5b8b68b 100644 --- a/gcc/doc/tm.texi +++ b/gcc/doc/tm.texi @@ -11976,6 +11976,19 @@ conversion rules. This is currently used only by the C and C++ front ends. @end deftypefn +@deftypefn {Target Hook} bool TARGET_VERIFY_TYPE_CONTEXT (location_t @var{loc}, type_context_kind @var{context}, const_tree @var{type}, bool @var{silent_p}) +If defined, this hook returns false if there is a target-specific reason +why type @var{type} cannot be used in the source language context described +by @var{context}. When @var{silent_p} is false, the hook also reports an +error against @var{loc} for invalid uses of @var{type}. + +Calls to this hook should be made through the global function +@code{verify_type_context}, which makes the @var{silent_p} parameter +default to false and also handles @code{error_mark_node}. + +The default implementation always returns true. +@end deftypefn + @defmac OBJC_JBLEN This macro determines the size of the objective C jump buffer for the NeXT runtime. By default, OBJC_JBLEN is defined to an innocuous value. |