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bpo-29565: Fix compilation for C89 (GH-8626) 

Use a local scope for the 'i' variable.
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Victor Stinner 2018-08-02 17:40:11 +02:00 committed by GitHub
parent 3243f8c1fb
commit 6a6b248347
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1 changed files with 12 additions and 8 deletions
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20
Modules/_ctypes/libffi_msvc/ffi.c
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@ -220,14 +220,18 @@ ffi_call(/*@dependent@*/ ffi_cif *cif,
break;
#else
case FFI_SYSV:
/* If a single argument takes more than 8 bytes,
then a copy is passed by reference. */
for (unsigned i = 0; i < cif->nargs; i++) {
size_t z = cif->arg_types[i]->size;
if (z > 8) {
void *temp = alloca(z);
memcpy(temp, avalue[i], z);
avalue[i] = temp;
/* use a local scope for the 'i' variable */
{
unsigned i;
/* If a single argument takes more than 8 bytes,
then a copy is passed by reference. */
for (i = 0; i < cif->nargs; i++) {
size_t z = cif->arg_types[i]->size;
if (z > 8) {
void *temp = alloca(z);
memcpy(temp, avalue[i], z);
avalue[i] = temp;
}
}
}
/*@-usedef@*/