diff options
Diffstat (limited to 'gcc/c-common.c')
| -rw-r--r-- | gcc/c-common.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/gcc/c-common.c b/gcc/c-common.c index 10c1624..866f53f 100644 --- a/gcc/c-common.c +++ b/gcc/c-common.c @@ -140,7 +140,8 @@ int skip_evaluation; enum attrs {A_PACKED, A_NOCOMMON, A_COMMON, A_NORETURN, A_CONST, A_T_UNION, A_NO_CHECK_MEMORY_USAGE, A_NO_INSTRUMENT_FUNCTION, A_CONSTRUCTOR, A_DESTRUCTOR, A_MODE, A_SECTION, A_ALIGNED, - A_UNUSED, A_FORMAT, A_FORMAT_ARG, A_WEAK, A_ALIAS, A_MALLOC}; + A_UNUSED, A_FORMAT, A_FORMAT_ARG, A_WEAK, A_ALIAS, A_MALLOC, + A_NO_LIMIT_STACK}; enum format_type { printf_format_type, scanf_format_type, strftime_format_type }; @@ -482,6 +483,7 @@ init_attributes () add_attribute (A_NO_INSTRUMENT_FUNCTION, "no_instrument_function", 0, 0, 1); add_attribute (A_NO_CHECK_MEMORY_USAGE, "no_check_memory_usage", 0, 0, 1); add_attribute (A_MALLOC, "malloc", 0, 0, 1); + add_attribute (A_NO_LIMIT_STACK, "no_stack_limit", 0, 0, 1); } /* Default implementation of valid_lang_attribute, below. By default, there @@ -1038,6 +1040,23 @@ decl_attributes (node, attributes, prefix_attributes) else DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT (decl) = 1; break; + + case A_NO_LIMIT_STACK: + if (TREE_CODE (decl) != FUNCTION_DECL) + { + error_with_decl (decl, + "`%s' attribute applies only to functions", + IDENTIFIER_POINTER (name)); + } + else if (DECL_INITIAL (decl)) + { + error_with_decl (decl, + "can't set `%s' attribute after definition", + IDENTIFIER_POINTER (name)); + } + else + DECL_NO_LIMIT_STACK (decl) = 1; + break; } } } |