From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Tue, 25 Mar 2014 22:37:19 -0700 Subject: Initial checkin of GCC 4.9.0 from trunk (r208799). Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba --- gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_1.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_1.c (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_1.c') diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_1.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_1.c new file mode 100644 index 000000000..74b73da68 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ivopt_1.c @@ -0,0 +1,18 @@ +/* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */ +/* { dg-options "-O2 -m64 -fdump-tree-ivopts" } */ +#define TYPE char* + +/* Testing that only one induction variable is selected after IVOPT on + the given target instead of 3. */ +void foo (int i_width, TYPE dst, TYPE src1, TYPE src2) +{ + int x; + for( x = 0; x < i_width; x++ ) + { + dst[x] = ( src1[x] + src2[x] + 1 ) >> 1; + } +} + + +/* { dg-final { scan-tree-dump-times "ivtmp.\[0-9_\]* = PHI <" 1 "ivopts"} } */ +/* { dg-final { cleanup-tree-dump "ivopts" } } */ -- cgit v1.2.3