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Brendan Hansknecht 2022-04-01 15:07:00 -07:00
parent 3606543ac0
commit a4f0ed1990
1 changed files with 3 additions and 3 deletions
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6
compiler/builtins/bitcode/src/utils.zig
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@ -135,13 +135,13 @@ pub fn increfC(ptr_to_refcount: *isize, amount: isize) callconv(.C) void {
if (refcount < REFCOUNT_MAX_ISIZE) { if (refcount < REFCOUNT_MAX_ISIZE) {
switch (RC_TYPE) { switch (RC_TYPE) {
Refcount.normal => { Refcount.normal => {
ptr_to_refcount.* = std.math.max(refcount + amount, REFCOUNT_MAX_ISIZE); ptr_to_refcount.* = std.math.min(refcount + amount, REFCOUNT_MAX_ISIZE);
}, },
Refcount.atomic => { Refcount.atomic => {
var next = std.math.max(refcount + amount, REFCOUNT_MAX_ISIZE); var next = std.math.min(refcount + amount, REFCOUNT_MAX_ISIZE);
while (@cmpxchgWeak(isize, ptr_to_refcount, refcount, next, Monotonic, Monotonic)) |found| { while (@cmpxchgWeak(isize, ptr_to_refcount, refcount, next, Monotonic, Monotonic)) |found| {
refcount = found; refcount = found;
next = std.math.max(refcount + amount, REFCOUNT_MAX_ISIZE); next = std.math.min(refcount + amount, REFCOUNT_MAX_ISIZE);
} }
}, },
else => unreachable, else => unreachable,