diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-prof/update-tailcall.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-prof/update-tailcall.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-prof/update-tailcall.c b/gcc/testsuite/gcc.dg/tree-prof/update-tailcall.c new file mode 100644 index 000000000..285491445 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-prof/update-tailcall.c @@ -0,0 +1,20 @@ +/* { dg-options "-O2 -fdump-tree-tailc -fdump-tree-optimized" } */ +__attribute__ ((noinline)) +int factorial(int x) +{ + if (x == 1) + return 1; + else + return x*factorial(--x); +} +int gbl; +int +main() +{ + gbl = factorial(100); + return 0; +} +/* { dg-final-use { scan-tree-dump-not "Invalid sum" "tailc"} } */ +/* { dg-final-use { scan-tree-dump-not "Invalid sum" "optimized"} } */ +/* { dg-final-use { cleanup-tree-dump "tailc" } } */ +/* { dg-final-use { cleanup-tree-dump "optimized" } } */ |