Add sanity checks for EMERGENCY_PARSER

Marlin/src/HAL/HAL_LPC1768/SanityCheck.h

@@ -74,3 +74,7 @@
     ||  MB(RAMPS_14_RE_ARM_SF))
   #error "Re-ARM with REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER and TMC2130 require TMC_USE_SW_SPI"
 #endif
+
+#if ENABLED(EMERGENCY_PARSER)
+  #error "EMERGENCY_PARSER is not yet implemented for LPC1768. Disable EMERGENCY_PARSER to continue."
+#endif

Marlin/src/HAL/HAL_STM32F1/SanityCheck.h

@@ -66,3 +66,7 @@
     #endif
   #endif
 #endif // SPINDLE_LASER_ENABLE
+
+#if ENABLED(EMERGENCY_PARSER)
+  #error "EMERGENCY_PARSER is not yet implemented for STM32F1. Disable EMERGENCY_PARSER to continue."
+#endif

Marlin/src/HAL/HAL_STM32F4/SanityCheck.h

@@ -64,3 +64,7 @@
     #endif
   #endif
 #endif // SPINDLE_LASER_ENABLE
+
+#if ENABLED(EMERGENCY_PARSER)
+  #error "EMERGENCY_PARSER is not yet implemented for STM32F4. Disable EMERGENCY_PARSER to continue."
+#endif

Marlin/src/HAL/HAL_STM32F7/SanityCheck.h

@@ -64,3 +64,7 @@
     #endif
   #endif
 #endif // SPINDLE_LASER_ENABLE
+
+#if ENABLED(EMERGENCY_PARSER)
+  #error "EMERGENCY_PARSER is not yet implemented for STM32F7. Disable EMERGENCY_PARSER to continue."
+#endif

Marlin/src/HAL/HAL_TEENSY35_36/SanityCheck.h

@@ -24,6 +24,6 @@
  * Test TEENSY35_36 specific configuration values for errors at compile-time.
  */
 
-/**
- * Require gcc 4.7 or newer (first included with Arduino 1.6.8) for C++11 features.
- */
+#if ENABLED(EMERGENCY_PARSER)
+  #error "EMERGENCY_PARSER is not yet implemented for Teensy 3.5/3.6. Disable EMERGENCY_PARSER to continue."
+#endif