SwayamInSync · SwayamInSync · Dec 8, 2025 · Dec 21, 2025 · Dec 23, 2025 · Dec 24, 2025
diff --git a/quaddtype/numpy_quaddtype/src/casts.cpp b/quaddtype/numpy_quaddtype/src/casts.cpp
diff --git a/quaddtype/numpy_quaddtype/src/dragon4.c b/quaddtype/numpy_quaddtype/src/dragon4.c
@@ -17,7 +17,7 @@ Modifications are specific to support the SLEEF_QUAD
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 #define NO_IMPORT_UFUNC
 

diff --git a/quaddtype/numpy_quaddtype/src/dtype.c b/quaddtype/numpy_quaddtype/src/dtype.c
@@ -7,7 +7,7 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 #define NO_IMPORT_UFUNC
 #include "numpy/arrayobject.h"

diff --git a/quaddtype/numpy_quaddtype/src/quadblas_interface.cpp b/quaddtype/numpy_quaddtype/src/quadblas_interface.cpp
@@ -3,7 +3,7 @@
 #include <algorithm>
 
 #ifndef DISABLE_QUADBLAS
-#include "../subprojects/qblas/include/quadblas/quadblas.hpp"
+#include "quadblas/quadblas.hpp"
 #endif // DISABLE_QUADBLAS
 
 extern "C" {

diff --git a/quaddtype/numpy_quaddtype/src/quaddtype_main.c b/quaddtype/numpy_quaddtype/src/quaddtype_main.c
@@ -6,7 +6,7 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 
 #include "numpy/arrayobject.h"
 #include "numpy/dtype_api.h"

diff --git a/quaddtype/numpy_quaddtype/src/scalar_ops.cpp b/quaddtype/numpy_quaddtype/src/scalar_ops.cpp
@@ -1,6 +1,6 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 
 extern "C" {
@@ -134,6 +134,9 @@ quad_richcompare(QuadPrecisionObject *self, PyObject *other, int cmp_op)
         Py_INCREF(other);
         other_quad = (QuadPrecisionObject *)other;
         if (other_quad->backend != backend) {
+            // we could allow, but this will be bad
+            // Two values that are different in quad precision, 
+            // might appear equal when converted to double.
             PyErr_SetString(PyExc_TypeError,
                             "Cannot compare QuadPrecision objects with different backends");
             Py_DECREF(other_quad);

diff --git a/quaddtype/numpy_quaddtype/src/umath/binary_ops.cpp b/quaddtype/numpy_quaddtype/src/umath/binary_ops.cpp
@@ -1,7 +1,7 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 #define NO_IMPORT_UFUNC
 

diff --git a/quaddtype/numpy_quaddtype/src/umath/comparison_ops.cpp b/quaddtype/numpy_quaddtype/src/umath/comparison_ops.cpp
@@ -1,7 +1,7 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 #define NO_IMPORT_UFUNC
 

diff --git a/quaddtype/numpy_quaddtype/src/umath/matmul.cpp b/quaddtype/numpy_quaddtype/src/umath/matmul.cpp
@@ -1,7 +1,7 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 #define NO_IMPORT_UFUNC
 

diff --git a/quaddtype/numpy_quaddtype/src/umath/umath.cpp b/quaddtype/numpy_quaddtype/src/umath/umath.cpp
@@ -1,7 +1,7 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 #define NO_IMPORT_UFUNC
 

diff --git a/quaddtype/numpy_quaddtype/src/umath/unary_ops.cpp b/quaddtype/numpy_quaddtype/src/umath/unary_ops.cpp
@@ -1,7 +1,7 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 #define NO_IMPORT_UFUNC
 

diff --git a/quaddtype/numpy_quaddtype/src/umath/unary_props.cpp b/quaddtype/numpy_quaddtype/src/umath/unary_props.cpp
@@ -1,7 +1,7 @@
 #define PY_ARRAY_UNIQUE_SYMBOL QuadPrecType_ARRAY_API
 #define PY_UFUNC_UNIQUE_SYMBOL QuadPrecType_UFUNC_API
 #define NPY_NO_DEPRECATED_API NPY_2_0_API_VERSION
-#define NPY_TARGET_VERSION NPY_2_0_API_VERSION
+#define NPY_TARGET_VERSION NPY_2_4_API_VERSION
 #define NO_IMPORT_ARRAY
 #define NO_IMPORT_UFUNC
 

diff --git a/quaddtype/numpy_quaddtype/src/utilities.c b/quaddtype/numpy_quaddtype/src/utilities.c
@@ -262,9 +262,13 @@ Sleef_quad
 quad_to_sleef_quad(const quad_value *in_val, QuadBackendType backend)
 {
     if (backend == BACKEND_SLEEF) {
-        return in_val->sleef_value;
+        // can directly return but that causes union heisenbugs, 
+        // but this helper is rare to use, so acceptable
+        Sleef_quad result;
+        memcpy(&result, &in_val->sleef_value, sizeof(Sleef_quad));
+        return result;
     }
     else {
-        return Sleef_cast_from_doubleq1(in_val->longdouble_value);
+        return Sleef_cast_from_doubleq1((double)(in_val->longdouble_value));
     }
 }
diff --git a/quaddtype/numpy_quaddtype/src/utilities.h b/quaddtype/numpy_quaddtype/src/utilities.h
@@ -48,7 +48,7 @@ load(const char *ptr)
 // Store a value to memory, handling alignment
 template <bool Aligned, typename T>
 static inline void
-store(char *ptr, T val)
+store(char *ptr, const T &val)
 {
     if constexpr (Aligned) {
         *(T *)ptr = val;
@@ -60,29 +60,27 @@ store(char *ptr, T val)
 
 // Load quad_value from memory based on backend and alignment
 template <bool Aligned>
-static inline quad_value
-load_quad(const char *ptr, QuadBackendType backend)
+static inline void
+load_quad(const char *ptr, QuadBackendType backend, quad_value *out)
 {
-    quad_value val;
     if (backend == BACKEND_SLEEF) {
-        val.sleef_value = load<Aligned, Sleef_quad>(ptr);
+        out->sleef_value = load<Aligned, Sleef_quad>(ptr);
     }
     else {
-        val.longdouble_value = load<Aligned, long double>(ptr);
+        out->longdouble_value = load<Aligned, long double>(ptr);
     }
-    return val;
 }
 
 // Store quad_value to memory based on backend and alignment
 template <bool Aligned>
 static inline void
-store_quad(char *ptr, const quad_value &val, QuadBackendType backend)
+store_quad(char *ptr, const quad_value *val, QuadBackendType backend)
 {
     if (backend == BACKEND_SLEEF) {
-        store<Aligned, Sleef_quad>(ptr, val.sleef_value);
+        store<Aligned, Sleef_quad>(ptr, val->sleef_value);
     }
     else {
-        store<Aligned, long double>(ptr, val.longdouble_value);
+        store<Aligned, long double>(ptr, val->longdouble_value);
     }
 }