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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/pr54921.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/pr54921.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/pr54921.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/pr54921.c b/gcc-4.9/gcc/testsuite/gcc.dg/pr54921.c new file mode 100644 index 000000000..897877aa0 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/pr54921.c @@ -0,0 +1,32 @@ +/* PR rtl-optimization/54921 */ +/* { dg-do run } */ +/* { dg-options "-Os -fno-omit-frame-pointer -fsched2-use-superblocks -ftree-slp-vectorize" } */ +/* { dg-additional-options "-fstack-protector" { target fstack_protector } } */ + +struct A +{ + int a; + char b[32]; +} a, b; + +__attribute__((noinline, noclone)) +struct A +bar (int x) +{ + struct A r; + static int n; + r.a = ++n; + __builtin_memset (r.b, 0, sizeof (r.b)); + r.b[0] = x; + return r; +} + +int +main () +{ + a = bar (3); + b = bar (4); + if (a.a != 1 || a.b[0] != 3 || b.a != 2 || b.b[0] != 4) + __builtin_abort (); + return 0; +} |