diff --git a/3d-viewer/3d_cache/sg/ifsg_api.cpp b/3d-viewer/3d_cache/sg/ifsg_api.cpp
index 9c343cf9a3..b940c8cbac 100644
--- a/3d-viewer/3d_cache/sg/ifsg_api.cpp
+++ b/3d-viewer/3d_cache/sg/ifsg_api.cpp
@@ -476,7 +476,7 @@ SGVECTOR S3D::CalcTriNorm( const SGPOINT& p1, const SGPOINT& p2, const SGPOINT&
 
     // normal
     tri = glm::cross( pts[1] - pts[0], pts[2] - pts[0] );
-    glm::normalize( tri );
+    (void)glm::normalize( tri );
 
     return SGVECTOR( tri.x, tri.y, tri.z );
 }
diff --git a/eeschema/sch_io/cadstar/sch_io_cadstar_archive.cpp b/eeschema/sch_io/cadstar/sch_io_cadstar_archive.cpp
index d880943aee..2501ae300e 100644
--- a/eeschema/sch_io/cadstar/sch_io_cadstar_archive.cpp
+++ b/eeschema/sch_io/cadstar/sch_io_cadstar_archive.cpp
@@ -98,8 +98,8 @@ SCH_SHEET* SCH_IO_CADSTAR_ARCHIVE::LoadSchematicFile( const wxString&        aFi
 
     wxCHECK_MSG( libTable, nullptr, "Could not load symbol lib table." );
 
-    wxFileName fn = aSchematic->Prj().GetProjectFullName();
-    wxString libName = CADSTAR_SCH_ARCHIVE_LOADER::CreateLibName( fn, nullptr );
+    wxFileName prj_fn = aSchematic->Prj().GetProjectFullName();
+    wxString libName = CADSTAR_SCH_ARCHIVE_LOADER::CreateLibName( prj_fn, nullptr );
 
     wxFileName libFileName( aSchematic->Prj().GetProjectPath(), libName,
                             FILEEXT::KiCadSymbolLibFileExtension );
@@ -117,12 +117,12 @@ SCH_SHEET* SCH_IO_CADSTAR_ARCHIVE::LoadSchematicFile( const wxString&        aFi
                 new SYMBOL_LIB_TABLE_ROW( libName, libTableUri, wxString( "KiCad" ) ) );
 
         // Save project symbol library table.
-        wxFileName fn( aSchematic->Prj().GetProjectPath(),
+        wxFileName libtab_fn( aSchematic->Prj().GetProjectPath(),
                        SYMBOL_LIB_TABLE::GetSymbolLibTableFileName() );
 
         // So output formatter goes out of scope and closes the file before reloading.
         {
-            FILE_OUTPUTFORMATTER formatter( fn.GetFullPath() );
+            FILE_OUTPUTFORMATTER formatter( libtab_fn.GetFullPath() );
             libTable->Format( &formatter, 0 );
         }
 
diff --git a/eeschema/sim/sim_model_raw_spice.cpp b/eeschema/sim/sim_model_raw_spice.cpp
index 76e4f17d79..c504f12315 100644
--- a/eeschema/sim/sim_model_raw_spice.cpp
+++ b/eeschema/sim/sim_model_raw_spice.cpp
@@ -147,7 +147,7 @@ void SIM_MODEL_RAW_SPICE::AssignSymbolPinNumberToModelPin( const std::string& aM
 
     if( pinIndex > 0 )
     {
-        while( m_modelPins.size() < pinIndex )
+        while( (int)m_modelPins.size() < pinIndex )
             m_modelPins.push_back( { fmt::format( "{}", m_modelPins.size() + 1 ), wxEmptyString } );
 
         m_modelPins[ --pinIndex /* convert to 0-based */ ].symbolPinNumber = aSymbolPinNumber;
diff --git a/pcbnew/dialogs/panel_fp_lib_table.cpp b/pcbnew/dialogs/panel_fp_lib_table.cpp
index 4c49e89399..b3cfea67f2 100644
--- a/pcbnew/dialogs/panel_fp_lib_table.cpp
+++ b/pcbnew/dialogs/panel_fp_lib_table.cpp
@@ -304,12 +304,12 @@ void PANEL_FP_LIB_TABLE::setupGrid( WX_GRID* aGrid )
 {
     PCBNEW_SETTINGS* cfg = Pgm().GetSettingsManager().GetAppSettings<PCBNEW_SETTINGS>();
 
-    auto autoSizeCol = [&]( WX_GRID* aGrid, int aCol )
+    auto autoSizeCol = [&]( WX_GRID* aLocGrid, int aCol )
     {
-        int prevWidth = aGrid->GetColSize( aCol );
+        int prevWidth = aLocGrid->GetColSize( aCol );
 
-        aGrid->AutoSizeColumn( aCol, false );
-        aGrid->SetColSize( aCol, std::max( prevWidth, aGrid->GetColSize( aCol ) ) );
+        aLocGrid->AutoSizeColumn( aCol, false );
+        aLocGrid->SetColSize( aCol, std::max( prevWidth, aLocGrid->GetColSize( aCol ) ) );
     };
 
     // Give a bit more room for wxChoice editors