diff options
author | Peter Bergner <bergner@linux.ibm.com> | 2019-10-24 19:17:39 +0000 |
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committer | Peter Bergner <bergner@linux.ibm.com> | 2019-10-24 19:17:39 +0000 |
commit | b3875f87fbe002ad43f35ba5cc16efc80f809883 (patch) | |
tree | ecb74be9e46fcebac6dcaa2e911693b9b70891bf /gcc/testsuite/gcc.c-torture/execute/20190901-1.c | |
parent | d3f50b70a40ea3518d7e386300c4e26e19924ad5 (diff) | |
parent | d844b1d496ef9602a263834327aa73f72663cb6b (diff) |
Merge up to 277354.
* REVISION: Update subversion id.
git-svn-id: https://gcc.gnu.org/svn/gcc/branches/ibm/gcc-8-branch@277422 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/20190901-1.c')
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/20190901-1.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20190901-1.c b/gcc/testsuite/gcc.c-torture/execute/20190901-1.c new file mode 100644 index 00000000000..c78715ef2c1 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/20190901-1.c @@ -0,0 +1,36 @@ +/* PR target/91472 */ +/* Reported by John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> */ + +typedef unsigned int gmp_uint_least32_t; + +union ieee_double_extract +{ + struct + { + gmp_uint_least32_t sig:1; + gmp_uint_least32_t exp:11; + gmp_uint_least32_t manh:20; + gmp_uint_least32_t manl:32; + } s; + double d; +}; + +double __attribute__((noipa)) +tests_infinity_d (void) +{ + union ieee_double_extract x; + x.s.exp = 2047; + x.s.manl = 0; + x.s.manh = 0; + x.s.sig = 0; + return x.d; +} + +int +main (void) +{ + double x = tests_infinity_d (); + if (x == 0.0) + __builtin_abort (); + return 0; +} |