From 554fd8c5195424bdbcabf5de30fdc183aba391bd Mon Sep 17 00:00:00 2001 From: upstream source tree Date: Sun, 15 Mar 2015 20:14:05 -0400 Subject: obtained gcc-4.6.4.tar.bz2 from upstream website; verified gcc-4.6.4.tar.bz2.sig; imported gcc-4.6.4 source tree from verified upstream tarball. downloading a git-generated archive based on the 'upstream' tag should provide you with a source tree that is binary identical to the one extracted from the above tarball. if you have obtained the source via the command 'git clone', however, do note that line-endings of files in your working directory might differ from line-endings of the respective files in the upstream repository. --- libffi/testsuite/libffi.call/return_dbl.c | 35 +++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 libffi/testsuite/libffi.call/return_dbl.c (limited to 'libffi/testsuite/libffi.call/return_dbl.c') diff --git a/libffi/testsuite/libffi.call/return_dbl.c b/libffi/testsuite/libffi.call/return_dbl.c new file mode 100644 index 000000000..1aab403d9 --- /dev/null +++ b/libffi/testsuite/libffi.call/return_dbl.c @@ -0,0 +1,35 @@ +/* Area: ffi_call + Purpose: Check return value double. + Limitations: none. + PR: none. + Originator: 20050212 */ + +/* { dg-do run } */ +#include "ffitest.h" + +static double return_dbl(double dbl) +{ + return 2 * dbl; +} +int main (void) +{ + ffi_cif cif; + ffi_type *args[MAX_ARGS]; + void *values[MAX_ARGS]; + double dbl, rdbl; + + args[0] = &ffi_type_double; + values[0] = &dbl; + + /* Initialize the cif */ + CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, + &ffi_type_double, args) == FFI_OK); + + for (dbl = -127.3; dbl < 127; dbl++) + { + ffi_call(&cif, FFI_FN(return_dbl), &rdbl, values); + printf ("%f vs %f\n", rdbl, return_dbl(dbl)); + CHECK(rdbl == 2 * dbl); + } + exit(0); +} -- cgit v1.2.3