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Modify division behaviour to panic when dividing by 0, and add divChecked, divFloorChecked and divCeilingChecked` for safe alternatives which return a Result, mimicking the previous behaviour.

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Nikita Mounier 2022-04-11 11:23:33 +00:00
parent 23bc8aab49
commit 4ecf2a8c24
9 changed files with 318 additions and 129 deletions
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2
compiler/builtins/bitcode/src/num.zig
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@ -102,7 +102,7 @@ pub fn exportRound(comptime T: type, comptime name: []const u8) void {
pub fn exportDivCeil(comptime T: type, comptime name: []const u8) void {
comptime var f = struct {
fn func(a: T, b: T) callconv(.C) T {
return math.divCeil(T, a, b) catch unreachable;
return math.divCeil(T, a, b) catch @panic("TODO runtime exception for dividing by 0!");
}
}.func;
@export(f, .{ .name = name ++ @typeName(T), .linkage = .Strong });