fix arm crti/crtn code

lr must be saved because init/fini-section code from the compiler
clobbers it. this was not a problem when i tested without gcc's
crtbegin/crtend files present, but with them, musl on arm fails to
work (infinite loop in _init).

1 files changed, 2 insertions, 0 deletions

diff --git a/crt/arm/crti.s b/crt/arm/crti.s
index 2eb23ed5..0dd978a8 100644
--- a/crt/arm/crti.s
+++ b/crt/arm/crti.s
@@ -1,7 +1,9 @@
 .section .init
 .global _init
 _init:
+	push {lr}
 
 .section .fini
 .global _fini
 _fini:
+	push {lr}