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add debug safety checks for remainder division

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See #217
This commit is contained in:
Andrew Kelley
2017-03-26 15:06:43 -04:00
parent 6ee63c8f58
commit 8aeea72654
7 changed files with 76 additions and 29 deletions
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4
src/bignum.cpp
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@@ -212,7 +212,7 @@ bool bignum_div(BigNum *dest, BigNum *op1, BigNum *op2) {
return false;
}
bool bignum_mod(BigNum *dest, BigNum *op1, BigNum *op2) {
bool bignum_rem(BigNum *dest, BigNum *op1, BigNum *op2) {
assert(op1->kind == op2->kind);
dest->kind = op1->kind;
@@ -220,7 +220,7 @@ bool bignum_mod(BigNum *dest, BigNum *op1, BigNum *op2) {
dest->data.x_float = fmod(op1->data.x_float, op2->data.x_float);
} else {
if (op1->is_negative || op2->is_negative) {
zig_panic("TODO handle mod with negative numbers");
zig_panic("TODO handle remainder division with negative numbers");
}
dest->data.x_uint = op1->data.x_uint % op2->data.x_uint;
bignum_normalize(dest);