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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/pr55831.c | |
| parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
| download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip | |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/pr55831.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/pr55831.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/pr55831.c b/gcc-4.9/gcc/testsuite/gcc.dg/pr55831.c new file mode 100644 index 000000000..ce7be63e1 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/pr55831.c @@ -0,0 +1,39 @@ +/* PR tree-optimization/55831 */ +/* { dg-do compile } */ +/* { dg-options "-O -fstrict-overflow -ftree-vectorize -Wno-unused-label" } */ + +int g; +short p, q; + +void +foo (void) +{ + short a = p, b = q, i; + + if (a) + { + label: + for (i = 0; i < 8; i++) + b ^= a++; + + if (!b) + g = 0; + } +} + +void +bar (void) +{ + short a = p, b = q, i; + + if (a) + { + label: + for (i = 0; i < 8; i++) + b ^= (a = a + 1); + + if (!b) + g = 0; + } +} + |