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authorMatthias Benkard <code@mail.matthias.benkard.de>2008-01-26 12:06:34 +0100
committerMatthias Benkard <code@mail.matthias.benkard.de>2008-01-26 12:06:34 +0100
commit181d8ded82d49d0133d9d6fd1631d9816c970bfa (patch)
treec2791efcee34197c93ed964873c1ff30bf398330 /libffi/testsuite/libffi.call/promotion.c
parent28a686ef16077f75afbfa3d315cd268680e11b75 (diff)
Import libffi from PyObjC 1.3.7.
darcs-hash:129bccb59266f997deac9b0353aea2d2d4049f92
Diffstat (limited to 'libffi/testsuite/libffi.call/promotion.c')
-rw-r--r--libffi/testsuite/libffi.call/promotion.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/libffi/testsuite/libffi.call/promotion.c b/libffi/testsuite/libffi.call/promotion.c
new file mode 100644
index 0000000..75e8421
--- /dev/null
+++ b/libffi/testsuite/libffi.call/promotion.c
@@ -0,0 +1,59 @@
+/* Area: ffi_call
+ Purpose: Promotion test.
+ Limitations: none.
+ PR: none.
+ Originator: From the original ffitest.c */
+
+/* { dg-do run } */
+#include "ffitest.h"
+static int promotion(signed char sc, signed short ss,
+ unsigned char uc, unsigned short us)
+{
+ int r = (int) sc + (int) ss + (int) uc + (int) us;
+
+ return r;
+}
+
+int main (void)
+{
+ ffi_cif cif;
+ ffi_type *args[MAX_ARGS];
+ void *values[MAX_ARGS];
+ ffi_arg rint;
+ signed char sc;
+ unsigned char uc;
+ signed short ss;
+ unsigned short us;
+ unsigned long ul;
+
+ args[0] = &ffi_type_schar;
+ args[1] = &ffi_type_sshort;
+ args[2] = &ffi_type_uchar;
+ args[3] = &ffi_type_ushort;
+ values[0] = &sc;
+ values[1] = &ss;
+ values[2] = &uc;
+ values[3] = &us;
+
+ /* Initialize the cif */
+ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
+ &ffi_type_sint, args) == FFI_OK);
+
+ us = 0;
+ ul = 0;
+
+ for (sc = (signed char) -127;
+ sc <= (signed char) 120; /*@-type@*/ sc += 1 /*@=type@*/)
+ for (ss = -30000; ss <= 30000; ss += 10000)
+ for (uc = (unsigned char) 0;
+ uc <= (unsigned char) 200; /*@-type@*/ uc += 20 /*@=type@*/)
+ for (us = 0; us <= 60000; us += 10000)
+ {
+ ul++;
+ ffi_call(&cif, FFI_FN(promotion), &rint, values);
+ CHECK((int)rint == (signed char) sc + (signed short) ss +
+ (unsigned char) uc + (unsigned short) us);
+ }
+ printf("%lu promotion tests run\n", ul);
+ exit(0);
+}