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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/attr-alias.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/attr-alias.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/attr-alias.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/attr-alias.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/attr-alias.c new file mode 100644 index 000000000..fe4084d21 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/attr-alias.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-alias "" } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ +void abort (void); +__attribute__ ((weak)) +int test() +{ + return 0; +} +static int test2() __attribute__ ((alias("test"))); +static int test1() __attribute__ ((weakref)) __attribute__ ((alias("test2"))); +static int test4() __attribute__ ((weakref)) __attribute__ ((alias("test"))); +main() +{ + test(); + test2(); + test3(); + test4(); +} + +/* calls to test1 and test2 can be inlined and optmized away. Calls + to test and test4 are overwritable. */ + +/* { dg-final { scan-tree-dump-times " test " 1 "optimized" } } */ +/* { dg-final { scan-tree-dump-times " test4 " 1 "optimized" } } */ +/* { dg-final { scan-tree-dump-not " test1 " "optimized" } } */ +/* { dg-final { scan-tree-dump-not " test2 " "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |