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cache: handle 0-length prefix paths in findPrefixResolved

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kcbanner
2023-05-27 15:07:44 -04:00
committed by Andrew Kelley
parent 22b0457dd4
commit 9244e4fe2d
1 changed files with 1 additions and 1 deletions
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2
lib/std/Build/Cache.zig
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@@ -123,7 +123,7 @@ fn findPrefixResolved(cache: *const Cache, resolved_path: []u8) !PrefixedPath {
var i: u8 = 1; // Start at 1 to skip over checking the null prefix.
while (i < prefixes_slice.len) : (i += 1) {
const p = prefixes_slice[i].path.?;
if (mem.startsWith(u8, resolved_path, p)) {
if (p.len > 0 and mem.startsWith(u8, resolved_path, p)) {
// +1 to skip over the path separator here
const sub_path = try gpa.dupe(u8, resolved_path[p.len + 1 ..]);
gpa.free(resolved_path);