File: lower-em-sjlj-indirect-setjmp.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.4-5
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,236,516 kB
  • sloc: cpp: 7,619,569; ansic: 1,433,956; asm: 1,058,748; python: 252,181; f90: 94,671; objc: 70,753; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,585; awk: 3,523; javascript: 2,272; xml: 892; fortran: 770
file content (26 lines) | stat: -rw-r--r-- 770 bytes parent folder | download | duplicates (23)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
; RUN: not --crash llc < %s -enable-emscripten-sjlj 2>&1 | FileCheck %s
; RUN: not --crash llc < %s -wasm-enable-sjlj -mattr=+exception-handling -exception-model=wasm 2>&1 | FileCheck %s

target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"

%struct.__jmp_buf_tag = type { [6 x i32], i32, [32 x i32] }

; CHECK: LLVM ERROR: Indirect use of setjmp is not supported
@setjmp_fp = global ptr @setjmp, align 4

define void @indirect_setjmp_call() {
entry:
  %buf = alloca [1 x %struct.__jmp_buf_tag], align 16
  %0 = load ptr, ptr @setjmp_fp, align 4
  %call = call i32 %0(ptr %buf)
  call void @foo()
  ret void
}

declare void @foo()
; Function Attrs: returns_twice
declare i32 @setjmp(ptr) #0

attributes #0 = { returns_twice }