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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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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/cunroll-4.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/cunroll-4.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/cunroll-4.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/cunroll-4.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/cunroll-4.c new file mode 100644 index 000000000..86e12bbb4 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/cunroll-4.c @@ -0,0 +1,21 @@ +/* { dg-do compile } */ +/* { dg-options "-O3 -fdump-tree-ivcanon-details" } */ +int a[1]; +test(int c) +{ + int i=0,j; + for (i=0;i<c;i++) + { + for (j=0;j<c;j++) + { + a[i]=5; + test2(); + } + } +} + +/* We should do this as part of cunrolli, but our cost model do not take into account early exit + from the last iteration. */ +/* { dg-final { scan-tree-dump "loop turned into non-loop; it never loops." "ivcanon"} } */ +/* { dg-final { scan-tree-dump "Last iteration exit edge was proved true." "ivcanon"} } */ +/* { dg-final { cleanup-tree-dump "ivcanon" } } */ |