From 181d8ded82d49d0133d9d6fd1631d9816c970bfa Mon Sep 17 00:00:00 2001 From: Matthias Benkard Date: Sat, 26 Jan 2008 12:06:34 +0100 Subject: Import libffi from PyObjC 1.3.7. darcs-hash:129bccb59266f997deac9b0353aea2d2d4049f92 --- libffi/testsuite/libffi.call/float1.c | 42 +++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 libffi/testsuite/libffi.call/float1.c (limited to 'libffi/testsuite/libffi.call/float1.c') diff --git a/libffi/testsuite/libffi.call/float1.c b/libffi/testsuite/libffi.call/float1.c new file mode 100644 index 0000000..94636a2 --- /dev/null +++ b/libffi/testsuite/libffi.call/float1.c @@ -0,0 +1,42 @@ +/* Area: ffi_call + Purpose: Check return value double. + Limitations: none. + PR: none. + Originator: From the original ffitest.c */ + +/* { dg-do run } */ +#include "ffitest.h" +#include "float.h" + +static double dblit(float f) +{ + return f/3.0; +} + +int main (void) +{ + ffi_cif cif; + ffi_type *args[MAX_ARGS]; + void *values[MAX_ARGS]; + float f; + double d; + + + args[0] = &ffi_type_float; + values[0] = &f; + + /* Initialize the cif */ + CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, + &ffi_type_double, args) == FFI_OK); + + f = 3.14159; + + ffi_call(&cif, FFI_FN(dblit), &d, values); + + /* These are not always the same!! Check for a reasonable delta */ + + CHECK(d - dblit(f) < DBL_EPSILON); + + exit(0); + +} -- cgit v1.2.3