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author | Steve Dower <steve.dower@microsoft.com> | 2017-02-04 15:05:50 -0800 |
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committer | Steve Dower <steve.dower@microsoft.com> | 2017-02-04 15:05:50 -0800 |
commit | 3b0e4320092ac0504b6670cafaf0301b908c91fc (patch) | |
tree | d3be1b6b844d61763bb366fa21ceed475e5703fd /Modules/_ctypes/libffi/testsuite/libffi.call/cls_longdouble_va.c | |
parent | b2fa705fd3887c326e811c418469c784353027f4 (diff) | |
parent | f687fbcd73c14dfcbe086eb5cd94b298f1e81e72 (diff) | |
download | cpython-3b0e4320092ac0504b6670cafaf0301b908c91fc.tar.gz |
Issue #29392: Prevent crash when passing invalid arguments into msvcrt module.
Diffstat (limited to 'Modules/_ctypes/libffi/testsuite/libffi.call/cls_longdouble_va.c')
-rw-r--r-- | Modules/_ctypes/libffi/testsuite/libffi.call/cls_longdouble_va.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/Modules/_ctypes/libffi/testsuite/libffi.call/cls_longdouble_va.c b/Modules/_ctypes/libffi/testsuite/libffi.call/cls_longdouble_va.c deleted file mode 100644 index 39b438b289..0000000000 --- a/Modules/_ctypes/libffi/testsuite/libffi.call/cls_longdouble_va.c +++ /dev/null @@ -1,61 +0,0 @@ -/* Area: ffi_call, closure_call - Purpose: Test long doubles passed in variable argument lists. - Limitations: none. - PR: none. - Originator: Blake Chaffin 6/6/2007 */ - -/* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */ -/* { dg-output "" { xfail avr32*-*-* x86_64-*-mingw* } } */ -/* { dg-output "" { xfail mips-sgi-irix6* } } PR libffi/46660 */ - -#include "ffitest.h" - -static void -cls_longdouble_va_fn(ffi_cif* cif __UNUSED__, void* resp, - void** args, void* userdata __UNUSED__) -{ - char* format = *(char**)args[0]; - long double ldValue = *(long double*)args[1]; - - *(ffi_arg*)resp = printf(format, ldValue); -} - -int main (void) -{ - ffi_cif cif; - void *code; - ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); - void* args[3]; - ffi_type* arg_types[3]; - - char* format = "%.1Lf\n"; - long double ldArg = 7; - ffi_arg res = 0; - - arg_types[0] = &ffi_type_pointer; - arg_types[1] = &ffi_type_longdouble; - arg_types[2] = NULL; - - /* This printf call is variadic */ - CHECK(ffi_prep_cif_var(&cif, FFI_DEFAULT_ABI, 1, 2, &ffi_type_sint, - arg_types) == FFI_OK); - - args[0] = &format; - args[1] = &ldArg; - args[2] = NULL; - - ffi_call(&cif, FFI_FN(printf), &res, args); - /* { dg-output "7.0" } */ - printf("res: %d\n", (int) res); - /* { dg-output "\nres: 4" } */ - - CHECK(ffi_prep_closure_loc(pcl, &cif, cls_longdouble_va_fn, NULL, - code) == FFI_OK); - - res = ((int(*)(char*, ...))(code))(format, ldArg); - /* { dg-output "\n7.0" } */ - printf("res: %d\n", (int) res); - /* { dg-output "\nres: 4" } */ - - exit(0); -} |