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| -rw-r--r-- | gcc/testsuite/ChangeLog | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/formatz-1.c | 31 |
2 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 6c7e322..e4a5eec 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -4,6 +4,8 @@ 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk> + * gcc.dg/formatz-1.c: New test. + * gcc.dg/c90-digraph-1.c, gcc.dg/c94-digraph.c, * gcc.dg/c99-digraph.c: New tests. diff --git a/gcc/testsuite/gcc.dg/formatz-1.c b/gcc/testsuite/gcc.dg/formatz-1.c new file mode 100644 index 0000000..4436959 --- /dev/null +++ b/gcc/testsuite/gcc.dg/formatz-1.c @@ -0,0 +1,31 @@ +/* Test for bugs with %z and %Z formats. See PRs c/89, c/156, c/376. */ +/* Origin: Joseph Myers <jsm28@cam.ac.uk> */ +/* { dg-do compile } */ +/* { dg-options "-Wformat" } */ + +typedef __SIZE_TYPE__ size_t; + +extern int printf (const char *, ...); +extern int scanf (const char *, ...); + +size_t +foo (void) +{ + size_t t; + scanf ("%zu", &t); /* { dg-bogus "length character|format" "bogus scanf warning" } */ + return t; +} + +void +bar (size_t t) +{ + printf ("%zu\n", t); /* { dg-bogus "format" "bogus printf warning" } */ +} + +/* The %Z printf format is an old GNU libc extension to do the same thing. */ + +void +baz (size_t t) +{ + printf ("%Zu\n", t); /* { dg-bogus "format" "bogus printf warning" } */ +} |