diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/torture/pr43002.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr43002.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/pr43002.c b/gcc/testsuite/gcc.dg/torture/pr43002.c new file mode 100644 index 000000000..f28a9102b --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr43002.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-Wall -fwrapv" } */ + +long A[4], B[100]; + +void foo(void) +{ + int i, j, k = 3; + while (A[k] && k > 0) k--; /* k = {0, 1, 2, 3} */ + for (i = 3 - k; i >= 0; i--) /* i = {0..3-k} */ + for (j = 0; j <= k; j++) { /* line 8; j = {0..k} */ + B[i + j] = 0; /* line 9; i + j = {0..3-k+k} = {0..3} */ + for (j = 0; j <= k; j++); /* only one iteration is done, with j == 0 */ + } +} + |