restore PROVIDE(_stack_start)

japaric · japaric · commit 0f4484b52348 · 2018-04-09T01:02:01.000+02:00
it wasn't mean to be removed -- it's not related to the stack overflow protection stuff
diff --git a/cortex-m-rt/link.x b/cortex-m-rt/link.x
@@ -12,7 +12,7 @@ EXTERN(EXCEPTIONS);
    object file that's passed to the linker *before* this crate */
 EXTERN(INTERRUPTS);
 
-_stack_start = ORIGIN(RAM) + LENGTH(RAM);
+PROVIDE(_stack_start = ORIGIN(RAM) + LENGTH(RAM));
 
 SECTIONS
 {

Original file line number	Diff line number	Diff line change
`@@ -12,7 +12,7 @@ EXTERN(EXCEPTIONS);`
`12`	`12`	`object file that's passed to the linker before this crate */`
`13`	`13`	`EXTERN(INTERRUPTS);`
`14`	`14`
`15`		`-_stack_start = ORIGIN(RAM) + LENGTH(RAM);`
	`15`	`+PROVIDE(_stack_start = ORIGIN(RAM) + LENGTH(RAM));`
`16`	`16`
`17`	`17`	`SECTIONS`
`18`	`18`	`{`