File: 2012-06-08-InfiniteLoop.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (21 lines) | stat: -rw-r--r-- 644 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
; RUN: opt < %s -passes=reassociate -disable-output
; PR13041

define void @foo(i1 %arg) {
entry:
  br label %while.cond

while.cond:                                       ; preds = %while.body, %entry
  %b.0 = phi i32 [ undef, %entry ], [ %sub2, %while.body ]
  %c.0 = phi i32 [ undef, %entry ], [ %sub3, %while.body ]
  br i1 %arg, label %while.end, label %while.body

while.body:                                       ; preds = %while.cond
  %sub = sub nsw i32 0, %b.0
  %sub2 = sub nsw i32 %sub, %c.0
  %sub3 = sub nsw i32 0, %c.0
  br label %while.cond

while.end:                                        ; preds = %while.cond
  ret void
}