ci: disable fast math

Author: illwieckz

.appveyor.yml

@@ -51,6 +51,7 @@ build_script:
 
       cmake -Wdev -G"%generator%" -A"%platform%" -S. -Bbuild -DCMAKE_CONFIGURATION_TYPES=Release
       -DBUILD_CRUNCH=ON -DBUILD_SHARED_LIBCRN=ON -DBUILD_EXAMPLES=ON
+      -DUSE_FAST_MATH=OFF
 
       cmake --build build --config Release
 

.azure-pipelines.yml

@@ -120,6 +120,7 @@ steps:
     if [ -z "${SOURCE_DIR:-}" ]; then
         cmake_args+=(-DBUILD_CRUNCH=ON -DBUILD_SHARED_LIBCRN=ON -DBUILD_EXAMPLES=ON)
     fi
+    cmake_args+=(-DUSE_FAST_MATH=OFF)
     cmake -S"${SOURCE_DIR:-.}" -Bbuild "${cmake_args[@]}"
     cmake --build build --config Release
   displayName: 'Build'