+ /* Nonzero if function being compiled can call setjmp. */
+ unsigned int calls_setjmp : 1;
+
+ /* Nonzero if function being compiled can call alloca,
+ either as a subroutine or builtin. */
+ unsigned int calls_alloca : 1;
+
+ /* Nonzero if function being compiled receives nonlocal gotos
+ from nested functions. */
+ unsigned int has_nonlocal_label : 1;
+
+ /* Nonzero if we've set cannot_be_copied_reason. I.e. if
+ (cannot_be_copied_set && !cannot_be_copied_reason), the function
+ can in fact be copied. */
+ unsigned int cannot_be_copied_set : 1;
+
+ /* Nonzero if current function uses stdarg.h or equivalent. */
+ unsigned int stdarg : 1;
+
+ unsigned int after_inlining : 1;
+ unsigned int always_inline_functions_inlined : 1;
+
+ /* Nonzero if function being compiled can throw synchronous non-call
+ exceptions. */
+ unsigned int can_throw_non_call_exceptions : 1;
+
+ /* Fields below this point are not set for abstract functions; see
+ allocate_struct_function. */
+
+ /* Nonzero if function being compiled needs to be given an address
+ where the value should be stored. */
+ unsigned int returns_struct : 1;
+
+ /* Nonzero if function being compiled needs to
+ return the address of where it has put a structure value. */
+ unsigned int returns_pcc_struct : 1;
+
+ /* Nonzero if pass_tree_profile was run on this function. */
+ unsigned int after_tree_profile : 1;
+
+ /* Nonzero if this function has local DECL_HARD_REGISTER variables.
+ In this case code motion has to be done more carefully. */
+ unsigned int has_local_explicit_reg_vars : 1;
+
+ /* Nonzero if the current function is a thunk, i.e., a lightweight
+ function implemented by the output_mi_thunk hook) that just
+ adjusts one of its arguments and forwards to another
+ function. */
+ unsigned int is_thunk : 1;