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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/ssa-pre-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/ssa-pre-1.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-1.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-1.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-1.c new file mode 100644 index 000000000..3bc0f5e3e --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-1.c @@ -0,0 +1,21 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-pre-stats" } */ +extern int printf (const char *, ...); +int foo(int argc, char **argv) +{ + int a; + int b; + int c; + b = argc + 1; + c = argc + 2; + a = b + c; + if (argc > 2) + { + c = argc + 3; + } + printf ("%d, %d\n", a, b + c); +} +/* We should eliminate one evaluation of b + c along the main path, + causing one reload. */ +/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */ +/* { dg-final { cleanup-tree-dump "pre" } } */ |