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author | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-16 18:49:26 +0900 |
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committer | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-30 00:39:06 +0900 |
commit | fcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch) | |
tree | 64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/negint.c |
Fresh start
Diffstat (limited to 'jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/negint.c')
-rw-r--r-- | jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/negint.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/negint.c b/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/negint.c new file mode 100644 index 0000000..6e2f26f --- /dev/null +++ b/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/negint.c @@ -0,0 +1,52 @@ +/* Area: ffi_call + Purpose: Check that negative integers are passed correctly. + Limitations: none. + PR: none. + Originator: From the original ffitest.c */ + +/* { dg-do run } */ + +#include "ffitest.h" + +static int checking(int a, short b, signed char c) +{ + + return (a < 0 && b < 0 && c < 0); +} + +int main (void) +{ + ffi_cif cif; + ffi_type *args[MAX_ARGS]; + void *values[MAX_ARGS]; + ffi_arg rint; + + signed int si; + signed short ss; + signed char sc; + + args[0] = &ffi_type_sint; + values[0] = &si; + args[1] = &ffi_type_sshort; + values[1] = &ss; + args[2] = &ffi_type_schar; + values[2] = ≻ + + /* Initialize the cif */ + CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3, + &ffi_type_sint, args) == FFI_OK); + + si = -6; + ss = -12; + sc = -1; + + checking (si, ss, sc); + + ffi_call(&cif, FFI_FN(checking), &rint, values); + + printf ("%d vs %d\n", (int)rint, checking (si, ss, sc)); + + CHECK(rint != 0); + + exit (0); +} |