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.target/powerpc/rs6000-ldouble-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.target/powerpc/rs6000-ldouble-3.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-3.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-3.c b/gcc-4.9/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-3.c new file mode 100644 index 000000000..1c78052e6 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-3.c @@ -0,0 +1,21 @@ +/* Test accuracy of long double division (glibc bug 15396). */ +/* { dg-do run { target powerpc*-*-linux* powerpc*-*-darwin* powerpc*-*-aix* rs6000-*-* } } */ +/* { dg-options "-mlong-double-128" } */ + +extern void exit (int); +extern void abort (void); + +volatile long double a = 0x1p-1024L; +volatile long double b = 0x3p-53L; +volatile long double r; +volatile long double expected = 0x1.55555555555555555555555555p-973L; + +int +main (void) +{ + r = a / b; + /* Allow error up to 2ulp. */ + if (__builtin_fabsl (r - expected) > 0x1p-1073L) + abort (); + exit (0); +} |