From ea2f6ecb469cf722291677f3a1e39545e2851813 Mon Sep 17 00:00:00 2001
From: JSzitas <szitas.juraj13@gmail.com>
Date: Sat, 13 Jul 2024 15:51:18 +0200
Subject: [PATCH] Change compiler on windows test

---
 .github/workflows/cmake-multi-platform.yml | 8 ++++----
 tinyqr.h                                   | 7 +++----
 2 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/.github/workflows/cmake-multi-platform.yml b/.github/workflows/cmake-multi-platform.yml
index e995f98..1fb9aa2 100644
--- a/.github/workflows/cmake-multi-platform.yml
+++ b/.github/workflows/cmake-multi-platform.yml
@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
 
       # Set up a matrix to run the following 3 configurations:
-      # 1. <Windows, Release, latest MSVC compiler toolchain on the default runner image, default generator>
+      # 1. <Windows, Release, latest GCC compiler toolchain on the default runner image, default generator>
       # 2. <Linux, Release, latest GCC compiler toolchain on the default runner image, default generator>
       # 3. <Linux, Release, latest Clang compiler toolchain on the default runner image, default generator>
       #
@@ -25,11 +25,11 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest]
         build_type: [Release]
-        c_compiler: [gcc, clang, cl]
+        c_compiler: [gcc, clang]
         include:
           - os: windows-latest
-            c_compiler: cl
-            cpp_compiler: cl
+            c_compiler: gcc
+            cpp_compiler: g++
           - os: ubuntu-latest
             c_compiler: gcc
             cpp_compiler: g++
diff --git a/tinyqr.h b/tinyqr.h
index 38c4c8a..783a43b 100644
--- a/tinyqr.h
+++ b/tinyqr.h
@@ -59,13 +59,12 @@ inline __attribute__((always_inline)) scalar_t inv_sqrt(scalar_t x) {
 }
 // fast inverse square root - might buy us a tiny bit, and I have been looking
 // for forever to use this :)
-/*
 template <>
 [[maybe_unused]] inline __attribute__((always_inline)) float inv_sqrt(float x) {
-  long i = *reinterpret_cast<long *>(&x);       // evil floating point bit level
-hacking // NOLINT [runtime/int] i = 0x5f3759df - (i >> 1);  // what the fuck?
+  long i = *reinterpret_cast<long *>(&x); // NOLINT [runtime/int]
+  i = 0x5f3759df - (i >> 1);
   return *reinterpret_cast<float *>(&i);
-}*/
+}
 template <typename scalar_t>
 inline __attribute__((always_inline)) std::tuple<scalar_t, scalar_t>
 givens_rotation(const scalar_t a, const scalar_t b) {