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| author | Richard Henderson <rth@cygnus.com> | 2000-10-05 23:01:27 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2000-10-05 23:01:27 -0700 |
| commit | b313a0fe15d7f5953f87141c49786a8eccb90683 (patch) | |
| tree | 2a84a351f2dd9e081499cea34c0929d359328dd0 /gcc/flags.h | |
| parent | 63c16fc50c5cf446269da98919ccc7016bd4498f (diff) | |
| download | gcc-b313a0fe15d7f5953f87141c49786a8eccb90683.zip gcc-b313a0fe15d7f5953f87141c49786a8eccb90683.tar.gz gcc-b313a0fe15d7f5953f87141c49786a8eccb90683.tar.bz2 | |
c-decl.c (warn_missing_noreturn): Remove.
* c-decl.c (warn_missing_noreturn): Remove.
(c_expand_body): Don't set or check can_reach_end.
* c-tree.h (warn_missing_noreturn): Move ...
* flags.h: ... here.
(can_reach_end): Remove.
* flow.c (check_function_return_warnings): New.
(make_edges): No edge to exit for noreturn sibcalls.
* function.c (expand_function_end): Save the return value
clobber instruction.
(mark_function_status): Mark it.
* function.h (struct function): Add x_clobber_return_insn.
* jump.c (can_reach_end): Remove.
(calculate_can_reach_end): Remove.
(jump_optimize_1): Don't call it.
* output.h (check_function_return_warnings): Declare.
* toplev.c (warn_missing_noreturn): Move from c-decl.c
(rest_of_compilation): Call check_function_return_warnings.
From-SVN: r36750
Diffstat (limited to 'gcc/flags.h')
| -rw-r--r-- | gcc/flags.h | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/gcc/flags.h b/gcc/flags.h index 0a29c4b..7fec383 100644 --- a/gcc/flags.h +++ b/gcc/flags.h @@ -132,6 +132,10 @@ 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). */ @@ -547,11 +551,6 @@ 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; |