devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

Harden unsupported tensor tests for sanitizers

Browse Source 
libeigen/eigen!2321

Co-authored-by: Rasmus Munk Larsen <rlarsen@nvidia.com>
Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-03-20 15:12:41 -07:00
parent 9d161e0c87
commit 6540bf4787
7 changed files with 38 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
unsupported/test/cxx11_tensor_intdiv.cpp
View File

@@ -81,11 +81,15 @@ void test_unsigned_64bit() {
}
void test_powers_32bit() {
const int32_t int32_max = (std::numeric_limits<int32_t>::max)();
for (int expon = 1; expon < 31; expon++) {
int32_t div = (1 << expon);
for (int num_expon = 0; num_expon < 32; num_expon++) {
int32_t start_num = (1 << num_expon) - 100;
int32_t end_num = (1 << num_expon) + 100;
const int64_t pivot = int64_t(1) << num_expon;
int32_t start_num = pivot > int32_max ? int32_max : static_cast<int32_t>(pivot);
int32_t end_num = start_num;
start_num = (std::max)(int32_t(0), start_num - 100);
end_num = static_cast<int32_t>((std::min)(int64_t(int32_max), int64_t(end_num) + 100));
if (start_num < 0) start_num = 0;
for (int32_t num = start_num; num < end_num; num++) {
Eigen::internal::TensorIntDivisor<int32_t> divider = Eigen::internal::TensorIntDivisor<int32_t>(div);