diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/x86/ffi.c | 10 | ||||
| -rw-r--r-- | src/x86/ffiw64.c | 10 |
2 files changed, 20 insertions, 0 deletions
diff --git a/src/x86/ffi.c b/src/x86/ffi.c index b4d0d39..26dbc05 100644 --- a/src/x86/ffi.c +++ b/src/x86/ffi.c @@ -256,6 +256,13 @@ static const struct abi_params abi_params[FFI_LAST_ABI] = { extern void FFI_DECLARE_FASTCALL ffi_call_i386(struct call_frame *, char *) FFI_HIDDEN; +/* We perform some black magic here to use some of the parent's stack frame in + * ffi_call_i386() that breaks with the MSVC compiler with the /RTCs or /GZ + * flags. Disable the 'Stack frame run time error checking' for this function + * so we don't hit weird exceptions in debug builds. */ +#if defined(_MSC_VER) +#pragma runtime_checks("s", off) +#endif static void ffi_call_int (ffi_cif *cif, void (*fn)(void), void *rvalue, void **avalue, void *closure) @@ -391,6 +398,9 @@ ffi_call_int (ffi_cif *cif, void (*fn)(void), void *rvalue, ffi_call_i386 (frame, stack); } +#if defined(_MSC_VER) +#pragma runtime_checks("s", restore) +#endif void ffi_call (ffi_cif *cif, void (*fn)(void), void *rvalue, void **avalue) diff --git a/src/x86/ffiw64.c b/src/x86/ffiw64.c index 6c28d59..6870d07 100644 --- a/src/x86/ffiw64.c +++ b/src/x86/ffiw64.c @@ -108,6 +108,13 @@ EFI64(ffi_prep_cif_machdep)(ffi_cif *cif) return FFI_OK; } +/* We perform some black magic here to use some of the parent's stack frame in + * ffi_call_win64() that breaks with the MSVC compiler with the /RTCs or /GZ + * flags. Disable the 'Stack frame run time error checking' for this function + * so we don't hit weird exceptions in debug builds. */ +#if defined(_MSC_VER) +#pragma runtime_checks("s", off) +#endif static void ffi_call_int (ffi_cif *cif, void (*fn)(void), void *rvalue, void **avalue, void *closure) @@ -172,6 +179,9 @@ ffi_call_int (ffi_cif *cif, void (*fn)(void), void *rvalue, ffi_call_win64 (stack, frame, closure); } +#if defined(_MSC_VER) +#pragma runtime_checks("s", restore) +#endif void EFI64(ffi_call)(ffi_cif *cif, void (*fn)(void), void *rvalue, void **avalue) |