Require the vector table on Teensy 3.x, even for programs referencing nothing

teensy3/mk20dx128.ld

@@ -34,6 +34,7 @@ MEMORY
 	RAM  (rwx) : ORIGIN = 0x1FFFE000, LENGTH = 16K
 }
 
+ENTRY(_VectorsFlash)
 
 SECTIONS
 {

teensy3/mk20dx256.ld

@@ -34,6 +34,7 @@ MEMORY
 	RAM  (rwx) : ORIGIN = 0x1FFF8000, LENGTH = 64K
 }
 
+ENTRY(_VectorsFlash)
 
 SECTIONS
 {

teensy3/mk64fx512.ld

@@ -34,6 +34,7 @@ MEMORY
 	RAM  (rwx) : ORIGIN = 0x1FFF0000, LENGTH = 262136
 }
 
+ENTRY(_VectorsFlash)
 
 SECTIONS
 {

teensy3/mk66fx1m0.ld

@@ -34,6 +34,7 @@ MEMORY
 	RAM  (rwx) : ORIGIN = 0x1FFF0000, LENGTH = 256K
 }
 
+ENTRY(_VectorsFlash)
 
 SECTIONS
 {

teensy3/mkl26z64.ld

@@ -34,6 +34,7 @@ MEMORY
 	RAM  (rwx) : ORIGIN = 0x1FFFF800, LENGTH = 8K
 }
 
+ENTRY(_VectorsFlash)
 
 SECTIONS
 {