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-rw-r--r--gcc/function.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/function.c b/gcc/function.c
index 093a0d8..1ffb821 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -107,6 +107,11 @@ Boston, MA 02111-1307, USA. */
compiler passes. */
int current_function_is_leaf;
+/* Nonzero if function being compiled doesn't contain any instructions
+ that can throw an exception. This is set prior to final. */
+
+int current_function_nothrow;
+
/* Nonzero if function being compiled doesn't modify the stack pointer
(ignoring the prologue and epilogue). This is only valid after
life_analysis has run. */
@@ -5760,6 +5765,7 @@ prepare_function_start ()
current_function_calls_alloca = 0;
current_function_contains_functions = 0;
current_function_is_leaf = 0;
+ current_function_nothrow = 0;
current_function_sp_is_unchanging = 0;
current_function_uses_only_leaf_regs = 0;
current_function_has_computed_jump = 0;