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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/complex-5.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/complex-5.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/complex-5.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/complex-5.c b/gcc-4.9/gcc/testsuite/gcc.dg/complex-5.c new file mode 100644 index 000000000..ffedefea3 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/complex-5.c @@ -0,0 +1,55 @@ +/* PR middle-end/33088 */ +/* Origin: Joseph S. Myers <jsm28@gcc.gnu.org> */ + +/* { dg-do run { target i?86-*-linux* i?86-*-gnu* x86_64-*-linux* } } */ +/* { dg-options "-std=c99 -O -ffloat-store -lm" } */ + +#include <fenv.h> +#include <stdlib.h> + +volatile int x[1024]; + +void __attribute__((noinline)) +fill_stack (void) +{ + volatile int y[1024]; + int i; + for (i = 0; i < 1024; i++) + y[i] = 0x7ff00000; + for (i = 0; i < 1024; i++) + x[i] = y[i]; +} + +volatile _Complex double vc; + +void __attribute__((noinline)) +use_complex (_Complex double c) +{ + vc = c; +} + +double t0, t1, t2, t3; + +#define USE_COMPLEX(X, R, C) \ + do { __real__ X = R; __imag__ X = C; use_complex (X); } while (0) + +void __attribute__((noinline)) +use_stack (void) +{ + _Complex double a, b, c, d; + USE_COMPLEX (a, t0, t1); + USE_COMPLEX (b, t1, t2); + USE_COMPLEX (c, t2, t3); + USE_COMPLEX (d, t3, t0); +} + +int +main (void) +{ + fill_stack (); + feclearexcept (FE_INVALID); + use_stack (); + if (fetestexcept (FE_INVALID)) + abort (); + exit (0); +} |