1; RUN: llc < %s -mtriple=thumbv7-none-linux-gnueabi -arm-atomic-cfg-tidy=0 | FileCheck %s
2; PR4659
3; PR4682
4
5define hidden i32 @__gcov_execlp(i8* %path, i8* %arg, ...) nounwind {
6entry:
7; CHECK-LABEL: __gcov_execlp:
8; CHECK: sub sp, #8
9; CHECK: push
10; CHECK: add r7, sp, #4
11; CHECK: sub.w r4, r7, #4
12; CHECK: mov sp, r4
13; CHECK-NOT: mov sp, r7
14; CHECK: add sp, #8
15	call void @__gcov_flush() nounwind
16	call void @llvm.va_start(i8* null)
17	br i1 undef, label %bb5, label %bb
18
19bb:		; preds = %bb, %entry
20	br i1 undef, label %bb5, label %bb
21
22bb5:		; preds = %bb, %entry
23	%0 = alloca i8*, i32 undef, align 4		; <i8**> [#uses=1]
24	%1 = call i32 @execvp(i8* %path, i8** %0) nounwind		; <i32> [#uses=1]
25	ret i32 %1
26}
27
28declare hidden void @__gcov_flush()
29
30declare i32 @execvp(i8*, i8**) nounwind
31
32declare void @llvm.va_start(i8*) nounwind
33