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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-39.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-39.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-39.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-39.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-39.c new file mode 100644 index 000000000..c1462195c --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-39.c @@ -0,0 +1,26 @@ +/* Verify straight-line strength reduction for back-tracing + CAND_ADD for T2 in: + + *PBASE: T1 + *POFFSET: MULT_EXPR (T2, C3) + *PINDEX: C1 + (C2 * C3) + C4 */ + +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-slsr-details" } */ + +typedef int arr_2[50][50]; + +void foo (arr_2 a2, int v1) +{ + int i, j; + + i = v1 + 5; + j = i; + a2 [i] [j++] = i; + a2 [i] [j++] = i; + a2 [i] [i-1] += 1; + return; +} + +/* { dg-final { scan-tree-dump-times "Replacing reference: " 4 "slsr" } } */ +/* { dg-final { cleanup-tree-dump "slsr" } } */ |