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authordrow <drow@138bc75d-0d04-0410-961f-82ee72b054a4>2005-05-02 18:18:37 +0000
committerdrow <drow@138bc75d-0d04-0410-961f-82ee72b054a4>2005-05-02 18:18:37 +0000
commit99b442ff01f2d9ae7b66fff9516be78f684fc42f (patch)
treefb2abd6911b608b6f622fb9e5a9ac465b88f1745 /gcc/calls.c
parented19cf090139ce06860694ac9dc04a47a28f7423 (diff)
downloadgcc-99b442ff01f2d9ae7b66fff9516be78f684fc42f.tar.gz
* calls.c (expand_call): Handle current_function_pretend_args_size
when checking for sibcalls. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@99113 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/calls.c')
-rw-r--r--gcc/calls.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/gcc/calls.c b/gcc/calls.c
index df9c734fc78..27398320220 100644
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -2197,8 +2197,11 @@ expand_call (tree exp, rtx target, int ignore)
the argument areas are shared. */
|| (fndecl && decl_function_context (fndecl) == current_function_decl)
/* If this function requires more stack slots than the current
- function, we cannot change it into a sibling call. */
- || args_size.constant > current_function_args_size
+ function, we cannot change it into a sibling call.
+ current_function_pretend_args_size is not part of the
+ stack allocated by our caller. */
+ || args_size.constant > (current_function_args_size
+ - current_function_pretend_args_size)
/* If the callee pops its own arguments, then it must pop exactly
the same number of arguments as the current function. */
|| (RETURN_POPS_ARGS (fndecl, funtype, args_size.constant)