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-rw-r--r--gcc/except.h44
1 files changed, 0 insertions, 44 deletions
diff --git a/gcc/except.h b/gcc/except.h
index ef511c90515..068a444c9b1 100644
--- a/gcc/except.h
+++ b/gcc/except.h
@@ -295,50 +295,6 @@ extern eh_landing_pad get_eh_landing_pad_from_rtx (const_rtx);
FUNCTION_DECL for `std::terminate'. */
extern tree (*lang_protect_cleanup_actions) (void);
-
-/* Just because the user configured --with-sjlj-exceptions=no doesn't
- mean that we can use call frame exceptions. Detect that the target
- has appropriate support. */
-
-#ifndef MUST_USE_SJLJ_EXCEPTIONS
-# if defined (EH_RETURN_DATA_REGNO) \
- && (defined (TARGET_UNWIND_INFO) \
- || (DWARF2_UNWIND_INFO \
- && (defined (EH_RETURN_HANDLER_RTX) \
- || defined (HAVE_eh_return))))
-# define MUST_USE_SJLJ_EXCEPTIONS 0
-# else
-# define MUST_USE_SJLJ_EXCEPTIONS 1
-# endif
-#endif
-
-#ifdef CONFIG_SJLJ_EXCEPTIONS
-# if CONFIG_SJLJ_EXCEPTIONS == 1
-# define USING_SJLJ_EXCEPTIONS 1
-# endif
-# if CONFIG_SJLJ_EXCEPTIONS == 0
-# define USING_SJLJ_EXCEPTIONS 0
-# if !defined(EH_RETURN_DATA_REGNO)
- #error "EH_RETURN_DATA_REGNO required"
-# endif
-# if ! (defined(TARGET_UNWIND_INFO) || DWARF2_UNWIND_INFO)
- #error "{DWARF2,TARGET}_UNWIND_INFO required"
-# endif
-# if !defined(TARGET_UNWIND_INFO) \
- && !(defined(EH_RETURN_HANDLER_RTX) || defined(HAVE_eh_return))
- #error "EH_RETURN_HANDLER_RTX or eh_return required"
-# endif
-/* Usually the above error checks will have already triggered an
- error, but backends may set MUST_USE_SJLJ_EXCEPTIONS for their own
- reasons. */
-# if MUST_USE_SJLJ_EXCEPTIONS
- #error "Must use SJLJ exceptions but configured not to"
-# endif
-# endif
-#else
-# define USING_SJLJ_EXCEPTIONS MUST_USE_SJLJ_EXCEPTIONS
-#endif
-
struct GTY(()) throw_stmt_node {
gimple stmt;
int lp_nr;