diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/no-strict-overflow-7.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/no-strict-overflow-7.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/no-strict-overflow-7.c b/gcc/testsuite/gcc.dg/no-strict-overflow-7.c new file mode 100644 index 00000000000..07ad27b1f87 --- /dev/null +++ b/gcc/testsuite/gcc.dg/no-strict-overflow-7.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-fno-strict-overflow -O2 -fdump-tree-final_cleanup" } */ + +/* Source: Ian Lance Taylor. Dual of strict-overflow-6.c. */ + +/* We can only simplify the conditional when using strict overflow + semantics. */ + +int +foo (char* p) +{ + return p + 1000 < p; +} + +/* { dg-final { scan-tree-dump "\[+\]\[ \]*1000" "final_cleanup" } } */ +/* { dg-final { cleanup-tree-dump "final_cleanup" } } */ |