Don't skip for a single column.

E.g. the matrix `[0, 1]^T` should get transformed to `[1, 0]^T`.
triton-lang · Jan 6, 2025 · d77909b · d77909b
1 parent cb3a575
commit d77909b
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/third_party/f2reduce/f2reduce.cpp b/third_party/f2reduce/f2reduce.cpp
@@ -470,8 +470,8 @@ namespace f2reduce {
 
 void inplace_rref_strided(uint64_t *matrix, uint64_t rows, uint64_t cols, uint64_t stride) {
 
-    if (rows <= 1 || cols <= 1) {
-        // If the matrix has 0 or 1 rows or columns, it must already be in RREF:
+    if (rows <= 1 || cols == 0) {
+        // If the matrix has 0 or 1 rows or 0 columns, it must already be in RREF:
         return;
     }