diff options
| author | mrs <mrs@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-24 07:32:15 +0000 |
|---|---|---|
| committer | mrs <mrs@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-24 07:32:15 +0000 |
| commit | f3b6fbc2824bce3407f99b82918c6c2f63fad60c (patch) | |
| tree | 4cf444c2c3e891ad3b1c389e8642423f7c1364c8 /gcc/testsuite/gcc.dg/conv-2.c | |
| parent | 259ff1793e89d7cba08ae9588cebadeaa83d30ca (diff) | |
| download | gcc-f3b6fbc2824bce3407f99b82918c6c2f63fad60c.tar.gz | |
* c-typeck.c (convert_for_assignment): Tightened up pointer converstions
that differ in signedness.
Apple Radar 2535328.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@85114 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/conv-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/conv-2.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/conv-2.c b/gcc/testsuite/gcc.dg/conv-2.c new file mode 100644 index 00000000000..349c8acceed --- /dev/null +++ b/gcc/testsuite/gcc.dg/conv-2.c @@ -0,0 +1,26 @@ +/* { dg-do compile } */ +/* { dg-options "" } */ + +void f1(long *); +void f2(unsigned long *); + +int main() +{ + long *lp; + unsigned long *ulp; + char *cp; + unsigned char *ucp; + signed char *scp; + + ulp = lp; /* { dg-warning " pointer targets in assignment differ in signedness" } */ + lp = ulp; /* { dg-warning " pointer targets in assignment differ in signedness" } */ + f1(ulp); /* { dg-warning " differ in signedness" } */ + f2(lp); /* { dg-warning " differ in signedness" } */ + + cp = ucp; /* { dg-warning " pointer targets in assignment differ in signedness" } */ + cp = scp; /* { dg-warning " pointer targets in assignment differ in signedness" } */ + ucp = scp; /* { dg-warning " pointer targets in assignment differ in signedness" } */ + ucp = cp; /* { dg-warning " pointer targets in assignment differ in signedness" } */ + scp = ucp; /* { dg-warning " pointer targets in assignment differ in signedness" } */ + scp = cp; /* { dg-warning " pointer targets in assignment differ in signedness" } */ +} |