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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/vector-2.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/vector-2.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vector-2.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vector-2.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vector-2.c new file mode 100644 index 000000000..2d214df40 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vector-2.c @@ -0,0 +1,23 @@ +/* { dg-do compile } */ +/* { dg-options "-w -O1 -fdump-tree-optimized" } */ +/* { dg-options "-w -O1 -fdump-tree-optimized -msse" { target { i?86-*-* x86_64-*-* } } } */ + +#define vector __attribute__(( vector_size(16) )) + +float f(vector float a, int b, vector float c) +{ + vector float dd = c*a; + a = (vector float){0,0,0,0}; + c = (vector float){0,0,0,0}; + { + float d = ((float*)&a)[0]; + float d1 = ((float*)&c)[0]; + return d*d1; + } +} + +/* We should be able to optimize this to just "return 0.0;" */ +/* { dg-final { scan-tree-dump-not "BIT_FIELD_REF" "optimized"} } */ +/* { dg-final { scan-tree-dump-times "return 0.0" 1 "optimized"} } */ + +/* { dg-final { cleanup-tree-dump "optimized" } } */ |