* Makefile.in (local-distclean): Remove leftover built files.

[pf3gnuchains/gcc-fork.git] / gcc / flags.h

diff --git a/gcc/flags.h b/gcc/flags.h
index 1d7e782..bc686e4 100644 (file)
--- a/gcc/flags.h
+++ b/gcc/flags.h
@@ -19,8 +19,11 @@ along with GNU CC; see the file COPYING.  If not, write to
 the Free Software Foundation, 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.  */
 
+#ifndef GCC_FLAGS_H
+#define GCC_FLAGS_H
+
 /* Name of the input .c file being compiled.  */
-extern char *main_input_filename;
+extern const char *main_input_filename;
 
 enum debug_info_type
 {
@@ -63,17 +66,38 @@ extern int optimize_size;
 
 extern int quiet_flag;
 
+/* Print times taken by the various passes.  -ftime-report.  */
+
+extern int time_report;
+
+/* Print memory still in use at end of compilation (which may have little
+   to do with peak memory consumption).  -fmem-report.  */
+
+extern int mem_report;
+
 /* Don't print warning messages.  -w.  */
 
 extern int inhibit_warnings;
 
+/* Don't suppress warnings from system headers.  -Wsystem-headers.  */
+
+extern int warn_system_headers;
+
 /* Do print extra warnings (such as for uninitialized variables).  -W.  */
 
 extern int extra_warnings;
 
-/* Nonzero to warn about unused local variables.  */
+/* Nonzero to warn about unused variables, functions et.al.  Use
+   set_Wunused() to update the -Wunused-* flags that correspond to the
+   -Wunused option. */
 
-extern int warn_unused;
+extern void set_Wunused PARAMS ((int setting));
+
+extern int warn_unused_function;
+extern int warn_unused_label;
+extern int warn_unused_parameter;
+extern int warn_unused_variable;
+extern int warn_unused_value;
 
 /* Nonzero to warn about code which is never reached.  */
 
@@ -108,17 +132,16 @@ extern int warn_switch;
 
 extern int warn_return_type;
 
+/* Warn about functions which might be candidates for attribute noreturn. */
+
+extern int warn_missing_noreturn;
+
 /* Nonzero means warn about pointer casts that increase the required
    alignment of the target type (and might therefore lead to a crash
    due to a misaligned access).  */
 
 extern int warn_cast_align;
 
-/* Nonzero means warn that dbx info for template class methods isn't fully
-   supported yet.  */
-
-extern int warn_template_debugging;
-
 /* Nonzero means warn about any identifiers that match in the first N
    characters.  The value N is in `id_clash_len'.  */
 
@@ -145,6 +168,10 @@ extern int warn_packed;
 
 extern int warn_padded;
 
+/* Warn when an optimization pass is disabled.  */
+
+extern int warn_disabled_optimization;
+
 /* Nonzero if generating code to do profiling.  */
 
 extern int profile_flag;
@@ -299,6 +326,10 @@ extern int flag_volatile_static;
 
 extern int flag_fast_math;
 
+/* Nonzero allows GCC to optimize sibling and tail recursive calls.  */
+
+extern int flag_optimize_sibling_calls;
+
 /* Nonzero means the front end generally wants `errno' maintained by math
    operations, like built-in SQRT, unless overridden by flag_fast_math.  */
 
@@ -306,7 +337,7 @@ extern int flag_errno_math;
 
 /* 0 means straightforward implementation of complex divide acceptable.
    1 means wide ranges of inputs must work for complex divide.
-   2 means C9X-like requirements for complex divide (not yet implemented).  */
+   2 means C99-like requirements for complex divide (not yet implemented).  */
 
 extern int flag_complex_divide_method;
 
@@ -368,10 +399,15 @@ extern int flag_schedule_speculative;
 extern int flag_schedule_speculative_load;
 extern int flag_schedule_speculative_load_dangerous;
 
-/* flag_on_branch_count_reg means try to replace add-1,compare,branch tupple
+/* flag_branch_on_count_reg means try to replace add-1,compare,branch tupple
    by a cheaper branch, on a count register. */
 extern int flag_branch_on_count_reg;
 
+/* This option is set to 1 on -fsingle-precision-constant option which is
+   used to convert the floating point constants to single precision 
+   constants. */
+
+extern int flag_single_precision_constant;
 
 /* Nonzero means put things in delayed-branch slots if supported. */
 
@@ -450,6 +486,8 @@ extern int flag_verbose_asm;
 
 extern int flag_debug_asm;
 
+extern int flag_dump_rtl_in_asm;
+
 /* -fgnu-linker specifies use of the GNU linker for initializations.
    -fno-gnu-linker says that collect will be used.  */
 extern int flag_gnu_linker;
@@ -513,15 +551,14 @@ extern int flag_renumber_insns;
 
 extern int frame_pointer_needed;
 
-/* Set nonzero if jump_optimize finds that control falls through
-   at the end of the function.  */
-
-extern int can_reach_end;
-
 /* Nonzero if GCC must add code to check memory access (used by Checker).  */
 
 extern int flag_check_memory_usage;
 
+/* Nonzero if the generated code should trap on signed overflow
+   for PLUS / SUB / MULT.  */
+extern int flag_trapv;
+
 /* Nonzero if GCC must prefix function names (used with
    flag_check_memory_usage).  */
 
@@ -565,3 +602,13 @@ extern enum graph_dump_types graph_dump_format;
    string identifying the compiler.  */
 
 extern int flag_no_ident;
+
+/* Nonzero means we should do dwarf2 duplicate elimination.  */
+
+extern int flag_eliminate_dwarf2_dups;
+
+/* Non-zero means to collect statistics which might be expensive
+   and to print them when we are done.  */
+extern int flag_detailed_statistics;
+
+#endif /* GCC_FLAGS_H */