Commit 4dc50151c4

Andrew Kelley <andrew@ziglang.org>
2024-03-21 23:01:57
std.mem.indexOfSentinel: valgrind integration
this code returns false positives in Valgrind, so we fall back to the other implementation when running in valgrind. see #17717
master
1 parent 33428fc
Changed files (1)
lib
std
mem.zig
lib/std/mem.zig
@@ -1038,6 +1038,7 @@ pub fn indexOfSentinel(comptime T: type, comptime sentinel: T, p: [*:sentinel]co
     var i: usize = 0;
 
     if (backend_supports_vectors and
+        !std.debug.inValgrind() and // https://github.com/ziglang/zig/issues/17717
         !@inComptime() and
         (@typeInfo(T) == .Int or @typeInfo(T) == .Float) and std.math.isPowerOfTwo(@bitSizeOf(T)))
     {