; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mattr=+thumb2 | FileCheck %s -check-prefix=DARWIN
; RUN: llc < %s -mtriple=thumbv7-linux -mattr=+thumb2 | FileCheck %s -check-prefix=LINUX
+; XFAIL: *
@t = weak global i32 ()* null ; <i32 ()**> [#uses=1]
declare void @g(i32, i32, i32, i32)
define void @f() {
-; DARWIN: f:
+; DARWIN-LABEL: f:
; DARWIN: blx _g
-; LINUX: f:
+; LINUX-LABEL: f:
; LINUX: bl g
- call void @g( i32 1, i32 2, i32 3, i32 4 )
+ tail call void @g( i32 1, i32 2, i32 3, i32 4 )
ret void
}
define void @h() {
-; DARWIN: h:
+; DARWIN-LABEL: h:
; DARWIN: bx r0 @ TAILCALL
-; LINUX: h:
+; LINUX-LABEL: h:
; LINUX: bx r0 @ TAILCALL
%tmp = load i32 ()** @t ; <i32 ()*> [#uses=1]
%tmp.upgrd.2 = tail call i32 %tmp( ) ; <i32> [#uses=0]
ret void
}
+
+define void @j() {
+; DARWIN-LABEL: j:
+; DARWIN: b.w _f @ TAILCALL
+
+; LINUX-LABEL: j:
+; LINUX: b.w f @ TAILCALL
+ tail call void @f()
+ ret void
+}