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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/tree-ssa/slsr-35.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/tree-ssa/slsr-35.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-35.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-35.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-35.c new file mode 100644 index 000000000..3f4d13617 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-35.c @@ -0,0 +1,28 @@ +/* Verify straight-line strength reduction for a candidate with a basis + hidden by a phi dependences, having a known stride, and where the + phi has an argument which is a parameter. */ + +/* { dg-do compile } */ +/* { dg-options "-O3 -fdump-tree-optimized" } */ + +int +f (int c, int i) +{ + int a1, a3, x1, x3, x; + + a1 = i * 16; + x1 = c + a1; + + if (x1 > 6) + i = i + 2; + + i = i + 2; + a3 = i * 16; + x3 = c + a3; + + x = x1 + x3; + return x; +} + +/* { dg-final { scan-tree-dump-times " \\* " 1 "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |