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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/recip-7.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/recip-7.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/recip-7.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/recip-7.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/recip-7.c new file mode 100644 index 000000000..98bbdca6e --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/recip-7.c @@ -0,0 +1,31 @@ +/* { dg-options "-O1 -funsafe-math-optimizations -fno-trapping-math -fdump-tree-recip" } */ +/* { dg-do compile } */ + +/* Test inserting in a block that does not contain a division. */ + +extern double h(); + +double m, n, o; + +void f(int x, double z, double w) +{ + double b, c, d, e, f; + double y = h (); + + if (x) + b = 1 / y, c = z / y; + else + b = 3 / y, c = w / y; + + d = b / y; + e = c / y; + f = 1 / y; + + m = d; + n = e; + o = f; +} + +/* { dg-final { scan-tree-dump-times " / " 1 "recip" } } */ +/* { dg-final { cleanup-tree-dump "recip" } } */ + |