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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/ivopt_infer_1.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/ivopt_infer_1.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_infer_1.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_infer_1.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_infer_1.c new file mode 100644 index 000000000..076f5118e --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_infer_1.c @@ -0,0 +1,25 @@ +/* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */ +/* { dg-options "-O2 -m64 -fdump-tree-ivopts-details" } */ + +#ifndef TYPE +#define TYPE char* +#endif + +int a[400]; + +/* Testing inferred loop iteration from array -- exit test can be replaced. */ +void foo (int i_width, TYPE dst, TYPE src1, TYPE src2) +{ + TYPE dstn= dst + i_width; + TYPE dst0 = dst; + unsigned long long i = 0; + for( ; dst <= dstn; ) + { + dst0[i] = ( src1[i] + src2[i] + 1 +a[i]) >> 1; + dst++; + i += 16; + } +} + +/* { dg-final { scan-tree-dump-times "Replacing" 1 "ivopts"} } */ +/* { dg-final { cleanup-tree-dump "ivopts" } } */ |