diff options
| author | jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-02-06 20:40:18 +0000 |
|---|---|---|
| committer | jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-02-06 20:40:18 +0000 |
| commit | af8579421c955f1d7a2c5e0fcc9c2cfd2d250c16 (patch) | |
| tree | 9c61da9c4a64edc8cbc210d2755ecb06d031534b /gcc/testsuite/gcc.dg/attr-invalid.c | |
| parent | 0e62d8da8abc63fed2972043163030fd5b27df22 (diff) | |
| download | gcc-af8579421c955f1d7a2c5e0fcc9c2cfd2d250c16.tar.gz | |
* 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
Diffstat (limited to 'gcc/testsuite/gcc.dg/attr-invalid.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/attr-invalid.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/testsuite/gcc.dg/attr-invalid.c b/gcc/testsuite/gcc.dg/attr-invalid.c index 768921d8b18..a999c267c3a 100644 --- a/gcc/testsuite/gcc.dg/attr-invalid.c +++ b/gcc/testsuite/gcc.dg/attr-invalid.c @@ -21,13 +21,14 @@ int ATSYM(var) ATTR; /* { dg-warning "attribute ignored" "" } */ int ATSYM(fn_knrarg) (arg) int arg ATTR; /* { dg-warning "attribute ignored" "" } */ -{} +{ return 0; } -int ATSYM(fn_isoarg) (int arg ATTR) {} /* { dg-warning "attribute ignored" "" } */ +int ATSYM(fn_isoarg) (int arg ATTR) { return 0; } /* { dg-warning "attribute ignored" "" } */ int ATSYM(fn_vars) (void) { static int svar ATTR; /* { dg-warning "attribute ignored" "" } */ auto int lvar ATTR; /* { dg-warning "attribute ignored" "" } */ + return 0; } @@ -46,11 +47,12 @@ int ATSYM(var) ATTR; /* { dg-warning "attribute ignored" "" } */ int ATSYM(fn_knrarg) (arg) int arg ATTR; /* { dg-warning "attribute ignored" "" } */ -{} +{ return 0; } -int ATSYM(fn_isoarg) (int arg ATTR) {} /* { dg-warning "attribute ignored" "" } */ +int ATSYM(fn_isoarg) (int arg ATTR) { return 0; } /* { dg-warning "attribute ignored" "" } */ int ATSYM(fn_vars) (void) { static int svar ATTR; /* { dg-warning "attribute ignored" "" } */ auto int lvar ATTR; /* { dg-warning "attribute ignored" "" } */ + return 0; } |