* c-decl.c (finish_function): Warn about a non-void function with

        no return statement and no abnormal exit.
        (current_function_returns_abnormally): New variable.
        (start_function): Clear it.
        (struct c_language_function): Add returns_abnormally.
        (push_c_function_context): Save it.
        (pop_c_function_context): Restore it.
        (builtin_function): Set TREE_THIS_VOLATILE on return fns.
        (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
        an explicit return type.
        * c-tree.h: Declare current_function_returns_abnormally.
        (C_FUNCTION_IMPLICIT_INT): New macro.
        * c-typeck.c (build_function_call): Set it.
        (c_expand_return): Set current_function_returns_value even if the
        value is erroneous.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@49551 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 2 insertions, 2 deletions

diff --git a/gcc/testsuite/gcc.dg/991214-1.c b/gcc/testsuite/gcc.dg/991214-1.c
index 5b9f56c277e..c8e3a04049d 100644
--- a/gcc/testsuite/gcc.dg/991214-1.c
+++ b/gcc/testsuite/gcc.dg/991214-1.c
@@ -3,8 +3,8 @@
 
 /* Test against a problem with the combiner substituting explicit hard reg
    references when it shouldn't.  */
-int foo (int, int) __attribute__ ((regparm (3)));
-int foo (int x, int y)
+void foo (int, int) __attribute__ ((regparm (3)));
+void foo (int x, int y)
 {
   __asm__ __volatile__("" : : "d" (x), "r" (y));
 }