diff options
Diffstat (limited to 'gcc/config/ia64/ia64.c')
| -rw-r--r-- | gcc/config/ia64/ia64.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/config/ia64/ia64.c b/gcc/config/ia64/ia64.c index b85e1c2be11..871c52de502 100644 --- a/gcc/config/ia64/ia64.c +++ b/gcc/config/ia64/ia64.c @@ -3367,6 +3367,12 @@ ia64_pass_by_reference (CUMULATIVE_ARGS *cum ATTRIBUTE_UNUSED, static bool ia64_function_ok_for_sibcall (tree decl, tree exp ATTRIBUTE_UNUSED) { + /* We can't perform a sibcall if the current function has the syscall_linkage + attribute. */ + if (lookup_attribute ("syscall_linkage", + TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl)))) + return false; + /* We must always return with our current GP. This means we can only sibcall to functions defined in the current module. */ return decl && (*targetm.binds_local_p) (decl); |
