File: 2008-06-23-LiveVariablesCrash.ll

package info (click to toggle)
llvm-3.1 3.1-1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 80,224 kB
  • sloc: cpp: 491,014; asm: 110,971; ansic: 14,579; sh: 13,120; python: 6,152; ml: 4,719; makefile: 1,830; pascal: 1,553; perl: 874; xml: 283; lisp: 187; csh: 117; exp: 4
file content (25 lines) | stat: -rw-r--r-- 449 bytes parent folder | download | duplicates (8) 
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
 
; RUN: llc < %s -march=ppc32
; <rdar://problem/6020042>

define i32 @bork() nounwind  {
entry:
	br i1 true, label %bb1, label %bb3

bb1:
	%tmp1 = load i8* null, align 1
	%tmp2 = icmp eq i8 %tmp1, 0
	br label %bb2

bb2:
	%val1 = phi i32 [ 0, %bb1 ], [ %val2, %bb2 ]
	%val2 = select i1 %tmp2, i32 -1, i32 %val1
	switch i32 %val2, label %bb2 [
		 i32 -1, label %bb3
		 i32 0, label %bb1
		 i32 1, label %bb3
		 i32 2, label %bb1
	]

bb3:
	ret i32 -1
}