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Fix integer overflow

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This commit is contained in:
Jarred Sumner
2021-05-28 13:33:02 -07:00
parent 91d6bf26b9
commit 54d9969b4c
1 changed files with 2 additions and 2 deletions
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4
src/js_parser/js_parser.zig
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@@ -10816,9 +10816,9 @@ pub const P = struct {
pub fn ignoreUsage(p: *P, ref: Ref) void {
if (!p.is_control_flow_dead) {
p.symbols.items[ref.inner_index].use_count_estimate = std.math.max(p.symbols.items[ref.inner_index].use_count_estimate - 1, 0);
p.symbols.items[ref.inner_index].use_count_estimate = std.math.max(p.symbols.items[ref.inner_index].use_count_estimate, 1) - 1;
var use = p.symbol_uses.get(ref) orelse p.panic("Expected symbol_uses to exist {s}\n{s}", .{ ref, p.symbol_uses });
use.count_estimate = std.math.max(use.count_estimate - 1, 0);
use.count_estimate = std.math.max(use.count_estimate, 1) - 1;
if (use.count_estimate == 0) {
_ = p.symbol_uses.remove(ref);
} else {