Bump Elixir requirement to v1.15 (#1483)

Author: josevalim

.github/workflows/ci.yml

@@ -12,10 +12,10 @@ jobs:
       fail-fast: false
       matrix:
         working_directory: ["nx", "exla", "torchx"]
-        elixir: ["1.14.5", "1.15.4"]
+        elixir: ["1.15.4", "1.16.2"]
         otp: ["25.3"]
         include:
-          - elixir: "1.15.4"
+          - elixir: "1.16.2"
             lint: true
     defaults:
       run:
@@ -57,7 +57,7 @@ jobs:
       fail-fast: false
       matrix:
         working_directory: ["nx", "torchx"]
-        elixir: ["1.14.5"]
+        elixir: ["1.16.2"]
         otp: ["25.2"]
     defaults:
       run:

exla/mix.exs

@@ -11,7 +11,7 @@ defmodule EXLA.MixProject do
     [
       app: :exla,
       version: @version,
-      elixir: "~> 1.14",
+      elixir: "~> 1.15",
       elixirc_paths: elixirc_paths(Mix.env()),
       deps: deps(),
       docs: docs(),

nx/mix.exs

@@ -12,7 +12,7 @@ defmodule Nx.MixProject do
     [
       app: :nx,
       version: @version,
-      elixir: "~> 1.14",
+      elixir: "~> 1.15",
       elixirc_paths: elixirc_paths(Mix.env()),
       deps: deps(),
       docs: docs(),

nx/test/nx/lin_alg_test.exs

@@ -566,40 +566,43 @@ defmodule Nx.LinAlgTest do
                ])
     end
 
-    test "computes eigenvalues and eigenvectors for a Hermitian matrix case" do
-      # Hermitian matrix
-      t =
-        Nx.tensor([
-          [1, Complex.new(0, 2), 2],
-          [Complex.new(0, -2), -3, Complex.new(0, 2)],
-          [2, Complex.new(0, -2), 1]
-        ])
-
-      assert {eigenvals, eigenvecs} = Nx.LinAlg.eigh(t, max_iter: 10_000)
-
-      # Eigenvalues
-      assert eigenvals ==
-               Nx.tensor([Complex.new(-5, 0), Complex.new(3, 0), Complex.new(1, 0)])
-
-      # Eigenvectors
-      assert round(eigenvecs, 3) ==
-               Nx.tensor([
-                 [
-                   Complex.new(-0.408, 0.0),
-                   Complex.new(-0.0, 0.707),
-                   Complex.new(0.577, 0.0)
-                 ],
-                 [
-                   Complex.new(-0.0, -0.816),
-                   Complex.new(0.0, 0.0),
-                   Complex.new(0.0, -0.577)
-                 ],
-                 [
-                   Complex.new(0.408, 0.0),
-                   Complex.new(-0.0, 0.707),
-                   Complex.new(-0.577, 0.0)
-                 ]
-               ])
+    # TODO: Remove conditional once we require 1.16+
+    if Version.match?(System.version(), "~> 1.16") do
+      test "computes eigenvalues and eigenvectors for a Hermitian matrix case" do
+        # Hermitian matrix
+        t =
+          Nx.tensor([
+            [1, Complex.new(0, 2), 2],
+            [Complex.new(0, -2), -3, Complex.new(0, 2)],
+            [2, Complex.new(0, -2), 1]
+          ])
+
+        assert {eigenvals, eigenvecs} = Nx.LinAlg.eigh(t, max_iter: 10_000)
+
+        # Eigenvalues
+        assert eigenvals ==
+                 Nx.tensor([Complex.new(-5, 0), Complex.new(3, 0), Complex.new(1, 0)])
+
+        # Eigenvectors
+        assert round(eigenvecs, 3) ==
+                 Nx.tensor([
+                   [
+                     Complex.new(-0.408, 0.0),
+                     Complex.new(-0.0, 0.707),
+                     Complex.new(0.577, 0.0)
+                   ],
+                   [
+                     Complex.new(-0.0, -0.816),
+                     Complex.new(0.0, 0.0),
+                     Complex.new(0.0, -0.577)
+                   ],
+                   [
+                     Complex.new(0.408, 0.0),
+                     Complex.new(-0.0, 0.707),
+                     Complex.new(-0.577, 0.0)
+                   ]
+                 ])
+      end
     end
 
     test "properties for matrices with different eigenvalues" do

torchx/mix.exs

@@ -10,7 +10,7 @@ defmodule Torchx.MixProject do
     [
       app: :torchx,
       version: @version,
-      elixir: "~> 1.14",
+      elixir: "~> 1.15",
       elixirc_paths: elixirc_paths(Mix.env()),
       deps: deps(),
       docs: docs(),