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; RUN: not llvm-as %s -o /dev/null 2>&1 | FileCheck %s
declare void @llvm.frameescape(...)
declare i8* @llvm.framerecover(i8*, i8*, i32)
define internal void @f() {
%a = alloca i8
call void (...) @llvm.frameescape(i8* %a)
call void (...) @llvm.frameescape(i8* %a)
ret void
}
; CHECK: multiple calls to llvm.frameescape in one function
define internal void @g() {
entry:
%a = alloca i8
br label %not_entry
not_entry:
call void (...) @llvm.frameescape(i8* %a)
ret void
}
; CHECK: llvm.frameescape used outside of entry block
define internal void @h() {
call i8* @llvm.framerecover(i8* null, i8* null, i32 0)
ret void
}
; CHECK: llvm.framerecover first argument must be function defined in this module
@global = constant i8 0
declare void @declaration()
define internal void @i() {
call i8* @llvm.framerecover(i8* @global, i8* null, i32 0)
ret void
}
; CHECK: llvm.framerecover first argument must be function defined in this module
define internal void @j() {
call i8* @llvm.framerecover(i8* bitcast(void()* @declaration to i8*), i8* null, i32 0)
ret void
}
; CHECK: llvm.framerecover first argument must be function defined in this module
define internal void @k(i32 %n) {
call i8* @llvm.framerecover(i8* bitcast(void()* @f to i8*), i8* null, i32 %n)
ret void
}
; CHECK: idx argument of llvm.framerecover must be a constant int
define internal void @l(i8* %b) {
%a = alloca i8
call void (...) @llvm.frameescape(i8* %a, i8* %b)
ret void
}
; CHECK: llvm.frameescape only accepts static allocas
define internal void @m() {
%a = alloca i8
call void (...) @llvm.frameescape(i8* %a)
ret void
}
define internal void @n(i8* %fp) {
call i8* @llvm.framerecover(i8* bitcast(void ()* @m to i8*), i8* %fp, i32 1)
ret void
}
; CHECK: all indices passed to llvm.framerecover must be less than the number of arguments passed ot llvm.frameescape in the parent function
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