/* Get common system includes and various definitions and declarations based
on autoconf macros.
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008,
- 2009
+ 2009, 2010
Free Software Foundation, Inc.
This file is part of GCC.
#define gcc_assert(EXPR) ((void)(0 && (EXPR)))
#endif
+#ifdef ENABLE_CHECKING
+#define gcc_checking_assert(EXPR) gcc_assert (EXPR)
+#else
+#define gcc_checking_assert(EXPR) ((void)(0 && (EXPR)))
+#endif
+
/* Use gcc_unreachable() to mark unreachable locations (like an
unreachable default case of a switch. Do not use gcc_assert(0). */
#if (GCC_VERSION >= 4005) && !ENABLE_ASSERT_CHECKING
#pragma GCC poison malloc realloc
#endif
+/* The %m format should be used when GCC's main diagnostic functions
+ supporting %m are available, and xstrerror from libiberty
+ otherwise. */
+#undef strerror
+ #pragma GCC poison strerror
+
/* Old target macros that have moved to the target hooks structure. */
#pragma GCC poison ASM_OPEN_PAREN ASM_CLOSE_PAREN \
FUNCTION_PROLOGUE FUNCTION_EPILOGUE \
FUNCTION_ARG_PARTIAL_NREGS ASM_OUTPUT_DWARF_DTPREL \
ALLOCATE_INITIAL_VALUE LEGITIMIZE_ADDRESS FRAME_POINTER_REQUIRED \
CAN_ELIMINATE TRAMPOLINE_TEMPLATE INITIALIZE_TRAMPOLINE \
- TRAMPOLINE_ADJUST_ADDRESS
+ TRAMPOLINE_ADJUST_ADDRESS STATIC_CHAIN STATIC_CHAIN_INCOMING \
+ RETURN_POPS_ARGS UNITS_PER_SIMD_WORD OVERRIDE_OPTIONS \
+ OPTIMIZATION_OPTIONS CLASS_LIKELY_SPILLED_P \
+ USING_SJLJ_EXCEPTIONS TARGET_UNWIND_INFO \
+ LABEL_ALIGN_MAX_SKIP LOOP_ALIGN_MAX_SKIP \
+ LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP JUMP_ALIGN_MAX_SKIP \
+ CAN_DEBUG_WITHOUT_FP UNLIKELY_EXECUTED_TEXT_SECTION_NAME \
+ HOT_TEXT_SECTION_NAME
/* Other obsolete target macros, or macros that used to be in target
headers and were not used, and may be obsolete or may never have
TARGET_ESC TARGET_FF TARGET_NEWLINE TARGET_TAB TARGET_VT \
LINK_LIBGCC_SPECIAL DONT_ACCESS_GBLS_AFTER_EPILOGUE \
TARGET_OPTIONS TARGET_SWITCHES EXTRA_CC_MODES FINALIZE_PIC \
- PREDICATE_CODES SPECIAL_MODE_PREDICATES \
+ PREDICATE_CODES SPECIAL_MODE_PREDICATES UNALIGNED_WORD_ASM_OP \
EXTRA_SECTIONS EXTRA_SECTION_FUNCTIONS READONLY_DATA_SECTION \
TARGET_ASM_EXCEPTION_SECTION TARGET_ASM_EH_FRAME_SECTION \
SMALL_ARG_MAX ASM_OUTPUT_SHARED_BSS ASM_OUTPUT_SHARED_COMMON \
- ASM_OUTPUT_SHARED_LOCAL UNALIGNED_WORD_ASM_OP \
- ASM_MAKE_LABEL_LINKONCE
+ ASM_OUTPUT_SHARED_LOCAL ASM_MAKE_LABEL_LINKONCE \
+ STACK_CHECK_PROBE_INTERVAL STACK_CHECK_PROBE_LOAD \
+ ORDER_REGS_FOR_LOCAL_ALLOC FUNCTION_OUTGOING_VALUE \
+ ASM_DECLARE_CONSTANT_NAME MODIFY_TARGET_NAME SWITCHES_NEED_SPACES \
+ SWITCH_CURTAILS_COMPILATION SWITCH_TAKES_ARG WORD_SWITCH_TAKES_ARG \
+ TARGET_OPTION_TRANSLATE_TABLE HANDLE_PRAGMA_PACK_PUSH_POP \
+ HANDLE_SYSV_PRAGMA HANDLE_PRAGMA_WEAK CONDITIONAL_REGISTER_USAGE \
+ FUNCTION_ARG_BOUNDARY
/* Hooks that are no longer used. */
#pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE \
LANG_HOOKS_PUSHLEVEL LANG_HOOKS_SET_BLOCK \
LANG_HOOKS_MAYBE_BUILD_CLEANUP LANG_HOOKS_UPDATE_DECL_AFTER_SAVING \
LANG_HOOKS_POPLEVEL LANG_HOOKS_TRUTHVALUE_CONVERSION \
- TARGET_PROMOTE_FUNCTION_ARGS TARGET_PROMOTE_FUNCTION_RETURN
+ TARGET_PROMOTE_FUNCTION_ARGS TARGET_PROMOTE_FUNCTION_RETURN \
+ LANG_HOOKS_MISSING_ARGUMENT LANG_HOOKS_HASH_TYPES \
+ TARGET_HANDLE_OFAST TARGET_OPTION_OPTIMIZATION
+
+/* Hooks into libgcc2. */
+ #pragma GCC poison LIBGCC2_DOUBLE_TYPE_SIZE LIBGCC2_WORDS_BIG_ENDIAN \
+ LIBGCC2_FLOAT_WORDS_BIG_ENDIAN
/* Miscellaneous macros that are no longer used. */
#pragma GCC poison USE_MAPPED_LOCATION
VA_FIXEDARG VA_CLOSE VA_START
#endif /* IN_GCC */
+/* Front ends should never have to include middle-end headers. Enforce
+ this by poisoning the header double-include protection defines. */
+#ifdef IN_GCC_FRONTEND
+#pragma GCC poison GCC_RTL_H GCC_EXCEPT_H GCC_EXPR_H
+#endif
+
/* Note: not all uses of the `index' token (e.g. variable names and
structure members) have been eliminated. */
#undef bcopy
/* GCC 4.0.x has a bug where it may ICE on this expression,
so does GCC 3.4.x (PR17436). */
#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((__extension__(union {FROMTYPE _q; TOTYPE _nq;})(X))._nq)
+#elif defined(__GNUC__)
+static inline char *
+helper_const_non_const_cast (const char *p)
+{
+ union {
+ const char *const_c;
+ char *c;
+ } val;
+ val.const_c = p;
+ return val.c;
+}
+
+#define CONST_CAST2(TOTYPE,FROMTYPE,X) \
+ ((TOTYPE) helper_const_non_const_cast ((const char *) (FROMTYPE) (X)))
#else
#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((TOTYPE)(FROMTYPE)(X))
#endif
#define VALGRIND_FREELIKE_BLOCK(x,y)
#endif
+/* In LTO -fwhole-program build we still want to keep the debug functions available
+ for debugger. Mark them as used to prevent removal. */
+#if (GCC_VERSION > 4000)
+#define DEBUG_FUNCTION __attribute__ ((__used__))
+#define DEBUG_VARIABLE __attribute__ ((__used__))
+#else
+#define DEBUG_FUNCTION
+#define DEBUG_VARIABLE
+#endif
+
#endif /* ! GCC_SYSTEM_H */
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