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| author | H.J. Lu <hongjiu.lu@intel.com> | 2015-08-03 16:58:03 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2015-08-03 09:58:03 -0700 |
| commit | 472fd3cce417da0584c30669e300d75a0bcdb3d1 (patch) | |
| tree | c470cdea141fc63f0188f10dddc8c608de82887a /gcc | |
| parent | 5c4aa279feefc45b5527002c04057c3b0d6b941f (diff) | |
| download | gcc-472fd3cce417da0584c30669e300d75a0bcdb3d1.zip gcc-472fd3cce417da0584c30669e300d75a0bcdb3d1.tar.gz gcc-472fd3cce417da0584c30669e300d75a0bcdb3d1.tar.bz2 | |
Add a testcase for PR tree-optimization/67077
PR tree-optimization/67077
* gcc.dg/pr67077.c: New test.
From-SVN: r226518
Diffstat (limited to 'gcc')
| -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; +} |