diff options
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr67077.c | 20 |
2 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 0a841b5..44d7eb9 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-08-03 H.J. Lu <hongjiu.lu@intel.com> + + PR tree-optimization/67077 + * gcc.dg/pr67077.c: New test. + 2015-08-03 Jeff Law <law@redhat.com> PR middle-end/66314 diff --git a/gcc/testsuite/gcc.dg/pr67077.c b/gcc/testsuite/gcc.dg/pr67077.c new file mode 100644 index 0000000..555b1e3 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr67077.c @@ -0,0 +1,20 @@ +/* { dg-do compile } */ +/* { dg-options "-Wall -O2" } */ + +unsigned char buffer[8]; +unsigned long +foo (void) +{ + unsigned long i; + i = buffer[0]; + if (i >= 8) + return i - 7; + i++; + while (i > 8) + { + if (buffer[i-1] != 0) + return 0; + i--; + } + return 1; +} |