Skip to content

[3.8] bpo-41132: Use pymalloc allocator in the f-string parser (GH-21173) #21184

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
miss-islington merged 1 commit into from
Jun 27, 2020
Merged

[3.8] bpo-41132: Use pymalloc allocator in the f-string parser (GH-21173) #21184

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
14 changes: 7 additions & 7 deletions Python/ast.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -4898,7 +4898,7 @@ fstring_compile_expr(const char *expr_start, const char *expr_end,

len = expr_end - expr_start;
/* Allocate 3 extra bytes: open paren, close paren, null byte. */
str = PyMem_RawMalloc(len + 3);
str = PyMem_Malloc(len + 3);
if (str == NULL) {
PyErr_NoMemory();
return NULL;
Expand All @@ -4914,15 +4914,15 @@ fstring_compile_expr(const char *expr_start, const char *expr_end,
mod_n = PyParser_SimpleParseStringFlagsFilename(str, "<fstring>",
Py_eval_input, 0);
if (!mod_n) {
PyMem_RawFree(str);
PyMem_Free(str);
return NULL;
}
/* Reuse str to find the correct column offset. */
str[0] = '{';
str[len+1] = '}';
fstring_fix_node_location(n, mod_n, str);
mod = PyAST_FromNode(mod_n, &cf, "<fstring>", c->c_arena);
PyMem_RawFree(str);
PyMem_Free(str);
PyNode_Free(mod_n);
if (!mod)
return NULL;
Expand Down Expand Up @@ -5438,17 +5438,17 @@ ExprList_Append(ExprList *l, expr_ty exp)
Py_ssize_t i;
/* We're still using the cached data. Switch to
alloc-ing. */
l->p = PyMem_RawMalloc(sizeof(expr_ty) * new_size);
l->p = PyMem_Malloc(sizeof(expr_ty) * new_size);
if (!l->p)
return -1;
/* Copy the cached data into the new buffer. */
for (i = 0; i < l->size; i++)
l->p[i] = l->data[i];
} else {
/* Just realloc. */
expr_ty *tmp = PyMem_RawRealloc(l->p, sizeof(expr_ty) * new_size);
expr_ty *tmp = PyMem_Realloc(l->p, sizeof(expr_ty) * new_size);
if (!tmp) {
PyMem_RawFree(l->p);
PyMem_Free(l->p);
l->p = NULL;
return -1;
}
Expand Down Expand Up @@ -5476,7 +5476,7 @@ ExprList_Dealloc(ExprList *l)
/* Do nothing. */
} else {
/* We have dynamically allocated. Free the memory. */
PyMem_RawFree(l->p);
PyMem_Free(l->p);
}
l->p = NULL;
l->size = -1;
Expand Down