diff --git a/core/fxge/win32/cgdi_device_driver.cpp b/core/fxge/win32/cgdi_device_driver.cpp
index e22d4aa..b711d83 100644
--- a/core/fxge/win32/cgdi_device_driver.cpp
+++ b/core/fxge/win32/cgdi_device_driver.cpp
@@ -374,8 +374,7 @@
     case FXDC_RENDER_CAPS:
       return m_RenderCaps;
     default:
-      NOTREACHED();
-      return 0;
+      NOTREACHED_NORETURN();
   }
 }
 
@@ -541,16 +540,14 @@
 bool CGdiDeviceDriver::MultiplyAlpha(float alpha) {
   // Not implemented. All callers are using `CFX_DIBitmap`-backed raster devices
   // anyway.
-  NOTREACHED();
-  return false;
+  NOTREACHED_NORETURN();
 }
 
 bool CGdiDeviceDriver::MultiplyAlphaMask(
     const RetainPtr<const CFX_DIBBase>& mask) {
   // Not implemented. All callers are using `CFX_DIBitmap`-backed raster devices
   // anyway.
-  NOTREACHED();
-  return false;
+  NOTREACHED_NORETURN();
 }
 
 void CGdiDeviceDriver::DrawLine(float x1, float y1, float x2, float y2) {
diff --git a/core/fxge/win32/cps_printer_driver.cpp b/core/fxge/win32/cps_printer_driver.cpp
index 2df6f28..3957520 100644
--- a/core/fxge/win32/cps_printer_driver.cpp
+++ b/core/fxge/win32/cps_printer_driver.cpp
@@ -36,8 +36,7 @@
       return CFX_PSRenderer::RenderingLevel::kLevel3Type42;
     default:
       // |mode| should be PostScript.
-      NOTREACHED();
-      return CFX_PSRenderer::RenderingLevel::kLevel2;
+      NOTREACHED_NORETURN();
   }
 }
 
@@ -110,8 +109,7 @@
     case FXDC_VERT_SIZE:
       return m_VertSize;
     default:
-      NOTREACHED();
-      return 0;
+      NOTREACHED_NORETURN();
   }
 }
 
@@ -213,14 +211,12 @@
 bool CPSPrinterDriver::MultiplyAlpha(float alpha) {
   // PostScript doesn't support transparency. All callers are using
   // `CFX_DIBitmap`-backed raster devices anyway.
-  NOTREACHED();
-  return false;
+  NOTREACHED_NORETURN();
 }
 
 bool CPSPrinterDriver::MultiplyAlphaMask(
     const RetainPtr<const CFX_DIBBase>& mask) {
   // PostScript doesn't support transparency. All callers are using
   // `CFX_DIBitmap`-backed raster devices anyway.
-  NOTREACHED();
-  return false;
+  NOTREACHED_NORETURN();
 }
diff --git a/core/fxge/win32/ctext_only_printer_driver.cpp b/core/fxge/win32/ctext_only_printer_driver.cpp
index dd4d90d..8696b88 100644
--- a/core/fxge/win32/ctext_only_printer_driver.cpp
+++ b/core/fxge/win32/ctext_only_printer_driver.cpp
@@ -50,8 +50,7 @@
     case FXDC_VERT_SIZE:
       return m_VertSize;
     default:
-      NOTREACHED();
-      return 0;
+      NOTREACHED_NORETURN();
   }
 }
 
@@ -183,14 +182,12 @@
 bool CTextOnlyPrinterDriver::MultiplyAlpha(float alpha) {
   // Not needed. All callers are using `CFX_DIBitmap`-backed raster devices
   // anyway.
-  NOTREACHED();
-  return false;
+  NOTREACHED_NORETURN();
 }
 
 bool CTextOnlyPrinterDriver::MultiplyAlphaMask(
     const RetainPtr<const CFX_DIBBase>& mask) {
   // Not needed. All callers are using `CFX_DIBitmap`-backed raster devices
   // anyway.
-  NOTREACHED();
-  return false;
+  NOTREACHED_NORETURN();
 }