diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/nested-func-8.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/nested-func-8.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/nested-func-8.c b/gcc/testsuite/gcc.dg/nested-func-8.c new file mode 100644 index 000000000..ccec27d08 --- /dev/null +++ b/gcc/testsuite/gcc.dg/nested-func-8.c @@ -0,0 +1,57 @@ +/* { dg-do run } */ +/* { dg-options "-O -fno-inline" } */ + +extern void abort (void); + +/* Return 0 and clobber the static chain. */ + +int +zero (int n) +{ + int + nested (int m) + { + return m - n; + } + + return nested (n); +} + +/* Return the triple of ARG in a convoluted manner. */ + +int +triple (int arg) +{ + int + read_arg (void) + { + return arg; + } + + int + parent (int nested_arg) + { + int + child1 (void) + { + return parent (zero (5)); + } + + int + child2 (void) + { + return nested_arg + read_arg (); + } + + return (nested_arg == 0 ? 0 : child1 ()) + child2 (); + } + + return parent (arg); +} + +int main(void) +{ + if (triple (13) != 3 * 13) + abort (); + return 0; +} |