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author | Rong Xu <xur@google.com> | 2014-09-02 15:29:57 -0700 |
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committer | Rong Xu <xur@google.com> | 2014-09-02 15:29:57 -0700 |
commit | e97c99f15937e5762a973b25192aab824126a6d3 (patch) | |
tree | 7f0be3ff7c7d976af06887dc50accd68f7630a7f /gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-6.c | |
parent | f1c18afafc2b321465ae6b07ede127095942d7dc (diff) | |
download | toolchain_gcc-e97c99f15937e5762a973b25192aab824126a6d3.tar.gz toolchain_gcc-e97c99f15937e5762a973b25192aab824126a6d3.tar.bz2 toolchain_gcc-e97c99f15937e5762a973b25192aab824126a6d3.zip |
[gcc-4.9] Merge svn r214745 from google/gcc-4_9 branch.
Merge gcc-4_9 source r214745 from google/gcc-4_9 branch.
Change-Id: Ie6fa0fd72f4b4eec3adc4db4bb922e652d1c2605
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-6.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-6.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-6.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-6.c new file mode 100644 index 000000000..50927dc1d --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-6.c @@ -0,0 +1,23 @@ +union U +{ + const int a; + unsigned b : 20; +}; + +static union U u = { 0x12345678 }; + +/* Constant folding used to fail to account for endianness when folding a + union. */ + +int +main (void) +{ +#ifdef __BYTE_ORDER__ +#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ + return u.b - 0x45678; +#else + return u.b - 0x12345; +#endif +#endif + return 0; +} |