diff options
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/atomic/stdatomic-load-3.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/atomic/stdatomic-load-3.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/atomic/stdatomic-load-3.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/atomic/stdatomic-load-3.c b/gcc-4.9/gcc/testsuite/gcc.dg/atomic/stdatomic-load-3.c new file mode 100644 index 000000000..c6f2e4b09 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/atomic/stdatomic-load-3.c @@ -0,0 +1,44 @@ +/* Test atomic_load routines for existence and proper execution on + 4-byte values with each valid memory model. */ +/* { dg-do run } */ +/* { dg-options "-std=c11 -pedantic-errors" } */ + +#include <stdatomic.h> + +extern void abort (void); + +_Atomic int v; +int count; + +int +main () +{ + v = 0; + count = 0; + + if (atomic_load_explicit (&v, memory_order_relaxed) != count++) + abort (); + else + v++; + + if (atomic_load_explicit (&v, memory_order_acquire) != count++) + abort (); + else + v++; + + if (atomic_load_explicit (&v, memory_order_consume) != count++) + abort (); + else + v++; + + if (atomic_load_explicit (&v, memory_order_seq_cst) != count++) + abort (); + else + v++; + + if (atomic_load (&v) != count) + abort (); + + return 0; +} + |