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| 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/i386/pr36578-2.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/i386/pr36578-2.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/pr36578-2.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36578-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36578-2.c new file mode 100644 index 000000000..bfde2cb0f --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr36578-2.c @@ -0,0 +1,29 @@ +/* Test for unsafe floating-point conversions. */ +/* { dg-do run } */ +/* { dg-options "-msse2 -mfpmath=sse" } */ +/* { dg-require-effective-target sse2 } */ + +#include "sse2-check.h" + +extern void abort (void); +extern void exit (int); +extern int printf(const char *, ...); + +volatile double d1 = 0x1.000001p0; +volatile double d2 = 0x1p-54; +volatile double d2d = 0x1p-52; +volatile float f = 0x1.000002p0f; +volatile float f2; + +static void +sse2_test (void) +{ + if (sizeof(long double) > sizeof(double) ) { + f2 = (float)((long double)d1 + (long double)d2); + } else { + f2 = (float)((long double)d1 + (long double)d2d); + } + if (f != f2) + abort (); + exit (0); +} |