diff --git a/CMakeLists.txt b/CMakeLists.txt
index 467e7d6b..a7ac4e6e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -122,4 +122,4 @@ add_subdirectory(src)
 
 if (BUILD_QT_SDL)
 	add_subdirectory(src/frontend/qt_sdl)
-endif()
\ No newline at end of file
+endif()
diff --git a/src/ARMJIT.cpp b/src/ARMJIT.cpp
index bece539f..7e12385e 100644
--- a/src/ARMJIT.cpp
+++ b/src/ARMJIT.cpp
@@ -26,9 +26,9 @@
 #include "NDSCart.h"
 
 #include "ARMJIT_x64/ARMJIT_Offsets.h"
-static_assert(offsetof(ARM, CPSR) == ARM_CPSR_offset);
-static_assert(offsetof(ARM, Cycles) == ARM_Cycles_offset);
-static_assert(offsetof(ARM, StopExecution) == ARM_StopExecution_offset);
+static_assert(offsetof(ARM, CPSR) == ARM_CPSR_offset, "");
+static_assert(offsetof(ARM, Cycles) == ARM_Cycles_offset, "");
+static_assert(offsetof(ARM, StopExecution) == ARM_StopExecution_offset, "");
 
 namespace ARMJIT
 {
diff --git a/src/ARMJIT_x64/ARMJIT_LoadStore.cpp b/src/ARMJIT_x64/ARMJIT_LoadStore.cpp
index c044e69c..65764215 100644
--- a/src/ARMJIT_x64/ARMJIT_LoadStore.cpp
+++ b/src/ARMJIT_x64/ARMJIT_LoadStore.cpp
@@ -35,7 +35,7 @@ u8* Compiler::RewriteMemAccess(u8* pc)
         return pc + (ptrdiff_t)patch.Offset;
     }
 
-    printf("this is a JIT bug %llx\n", pc);
+    printf("this is a JIT bug %sx\n", pc);
     abort();
 }
 
diff --git a/src/DSi.cpp b/src/DSi.cpp
index b2bc0919..892437b2 100644
--- a/src/DSi.cpp
+++ b/src/DSi.cpp
@@ -446,7 +446,7 @@ bool LoadNAND()
         fread(&ConsoleID, 1, 8, SDMMCFile);
 
         printf("eMMC CID: "); printhex(eMMC_CID, 16);
-        printf("Console ID: %016llX\n", ConsoleID);
+        printf("Console ID: %016lX\n", ConsoleID);
     }
 
     memset(ITCMInit, 0, 0x8000);
diff --git a/src/DSi_NWifi.cpp b/src/DSi_NWifi.cpp
index 8b659319..f72e515a 100644
--- a/src/DSi_NWifi.cpp
+++ b/src/DSi_NWifi.cpp
@@ -187,7 +187,7 @@ void DSi_NWifi::Reset()
         break;
 
     default:
-        printf("NWifi: unknown hardware type %02X, assuming AR6002\n");
+        printf("NWifi: unknown hardware type, assuming AR6002\n");
         ROMID = 0x20000188;
         ChipID = 0x02000001;
         HostIntAddr = 0x00500400;
@@ -691,7 +691,7 @@ void DSi_NWifi::WriteBlock()
     len = Host->GetTransferrableLen(len);
 
     u8 data[0x200];
-    if (len = Host->DataTX(data, len))
+    if ((len = Host->DataTX(data, len)))
     {
         for (u32 i = 0; i < len; i++)
         {
diff --git a/src/DSi_SD.cpp b/src/DSi_SD.cpp
index 5b1fd208..8db58c62 100644
--- a/src/DSi_SD.cpp
+++ b/src/DSi_SD.cpp
@@ -956,7 +956,7 @@ u32 DSi_MMCStorage::WriteBlock(u64 addr)
     len = Host->GetTransferrableLen(len);
 
     u8 data[0x200];
-    if (len = Host->DataTX(data, len))
+    if ((len = Host->DataTX(data, len)))
     {
         if (File)
         {
diff --git a/src/GPU.cpp b/src/GPU.cpp
index f490f84c..e2ece10d 100644
--- a/src/GPU.cpp
+++ b/src/GPU.cpp
@@ -1196,7 +1196,7 @@ NonStupidBitField<Size/VRAMDirtyGranularity> VRAMTrackingSet<Size, MappingGranul
                 // hack for **speed**
                 // this could probably be done less ugly but then we would rely
                 // on the compiler for vectorisation
-                static_assert(VRAMDirtyGranularity == 512);
+                static_assert(VRAMDirtyGranularity == 512, "");
                 if (MappingGranularity == 16*1024)
                 {
                     u32 dirty = ((u32*)VRAMDirty[num].Data)[i & (VRAMMask[num] >> 14)];
@@ -1388,4 +1388,4 @@ bool MakeVRAMFlat_BOBJExtPalCoherent(NonStupidBitField<8*1024/VRAMDirtyGranulari
     return CopyLinearVRAM<8*1024>(VRAMFlat_BOBJExtPal, &VRAMMap_BOBJExtPal, dirty, ReadVRAM_BOBJExtPal<u64>);
 }
 
-}
\ No newline at end of file
+}
diff --git a/src/GPU2D_Soft.cpp b/src/GPU2D_Soft.cpp
index 16d9cab3..f9c27685 100644
--- a/src/GPU2D_Soft.cpp
+++ b/src/GPU2D_Soft.cpp
@@ -464,7 +464,7 @@ void GPU2D_Soft::DoCapture(u32 line, u32 width)
     dstaddr &= 0xFFFF;
     srcBaddr &= 0xFFFF;
 
-    static_assert(GPU::VRAMDirtyGranularity == 512);
+    static_assert(GPU::VRAMDirtyGranularity == 512, "");
     GPU::VRAMDirty[dstvram][(dstaddr * 2) / GPU::VRAMDirtyGranularity] = true;
 
     switch ((CaptureCnt >> 29) & 0x3)
@@ -661,7 +661,10 @@ void GPU2D_Soft::DrawScanlineBGMode(u32 line)
             }
         }
         if ((DispCnt & 0x1000) && NumSprites)
+        {
             DoInterleaveSprites(0x40000 | (i<<16));
+        }
+
     }
 }
 
@@ -685,7 +688,9 @@ void GPU2D_Soft::DrawScanlineBGMode6(u32 line)
             }
         }
         if ((DispCnt & 0x1000) && NumSprites)
+        {
             DoInterleaveSprites(0x40000 | (i<<16))
+        }
     }
 }
 
@@ -713,7 +718,9 @@ void GPU2D_Soft::DrawScanlineBGMode7(u32 line)
             }
         }
         if ((DispCnt & 0x1000) && NumSprites)
+        {
             DoInterleaveSprites(0x40000 | (i<<16))
+        }
     }
 }
 
@@ -2037,7 +2044,7 @@ void GPU2D_Soft::DrawSprite_Normal(u32 num, u32 width, u32 height, s32 xpos, s32
 
         if (attrib[1] & 0x1000) // xflip
         {
-            pixelsaddr += (width-1 << 1);
+            pixelsaddr += ((width-1) << 1);
             pixelsaddr -= (xoff << 1);
             pixelstride = -2;
         }
diff --git a/src/GPU3D_OpenGL.cpp b/src/GPU3D_OpenGL.cpp
index 381af9d6..24c2751c 100644
--- a/src/GPU3D_OpenGL.cpp
+++ b/src/GPU3D_OpenGL.cpp
@@ -284,7 +284,7 @@ bool Init()
 
     glGenBuffers(1, &ShaderConfigUBO);
     glBindBuffer(GL_UNIFORM_BUFFER, ShaderConfigUBO);
-    static_assert((sizeof(ShaderConfig) & 15) == 0);
+    static_assert((sizeof(ShaderConfig) & 15) == 0, "");
     glBufferData(GL_UNIFORM_BUFFER, sizeof(ShaderConfig), &ShaderConfig, GL_STATIC_DRAW);
     glBindBufferBase(GL_UNIFORM_BUFFER, 0, ShaderConfigUBO);
 
diff --git a/src/frontend/qt_sdl/ArchiveUtil.cpp b/src/frontend/qt_sdl/ArchiveUtil.cpp
index c1f2fc17..cbb3eccd 100644
--- a/src/frontend/qt_sdl/ArchiveUtil.cpp
+++ b/src/frontend/qt_sdl/ArchiveUtil.cpp
@@ -82,7 +82,7 @@ QVector<QString> ExtractFileFromArchive(const char* path, const char* wantedFile
 
     if (bytesRead < 0)
     {
-        printf(archive_error_string(a));
+        printf("Error whilst reading archive: %s", archive_error_string(a));
         return QVector<QString> {"Err", archive_error_string(a)};
     }
 
diff --git a/src/frontend/qt_sdl/CheatsDialog.cpp b/src/frontend/qt_sdl/CheatsDialog.cpp
index 05fedc54..b38c6663 100644
--- a/src/frontend/qt_sdl/CheatsDialog.cpp
+++ b/src/frontend/qt_sdl/CheatsDialog.cpp
@@ -276,7 +276,7 @@ void CheatsDialog::onCheatEntryModified(QStandardItem* item)
         if (item->text().isEmpty())
         {
             QString oldname = QString(cat.Name);
-            item->setText(oldname.isEmpty() ? "(blank category name??)" : oldname);
+            item->setText(oldname.isEmpty() ? "(blank category name?)" : oldname);
         }
         else
         {
@@ -291,7 +291,7 @@ void CheatsDialog::onCheatEntryModified(QStandardItem* item)
         if (item->text().isEmpty())
         {
             QString oldname = QString(code.Name);
-            item->setText(oldname.isEmpty() ? "(blank code name??)" : oldname);
+            item->setText(oldname.isEmpty() ? "(blank code name?)" : oldname);
         }
         else
         {
diff --git a/src/frontend/qt_sdl/LAN_Socket.cpp b/src/frontend/qt_sdl/LAN_Socket.cpp
index c147e690..6fcac6f9 100644
--- a/src/frontend/qt_sdl/LAN_Socket.cpp
+++ b/src/frontend/qt_sdl/LAN_Socket.cpp
@@ -102,11 +102,11 @@ ssize_t SlirpCbSendPacket(const void* buf, size_t len, void* opaque)
 {
     if (len > 2048)
     {
-        printf("slirp: packet too big (%d)\n", len);
+        printf("slirp: packet too big (%zu)\n", len);
         return 0;
     }
 
-    printf("slirp: response packet of %d bytes, type %04X\n", len, ntohs(((u16*)buf)[6]));
+    printf("slirp: response packet of %zu bytes, type %04X\n", len, ntohs(((u16*)buf)[6]));
 
     RXEnqueue(buf, len);