File: PR37745.ll

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8~deb9u3
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (19 lines) | stat: -rw-r--r-- 348 bytes parent folder | download | duplicates (13) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; RUN: opt -jump-threading -verify-each -S -mtriple=x86_64-- -o - %s

define void @foo() {
entry:
  br i1 false, label %A, label %B

A:
  %x = phi i32 [ undef, %entry ], [ %z, %B ]
  br label %B

B:
  %y = phi i32 [ undef, %entry ], [ %x, %A ]
  %z = add i32 %y, 1
  %cmp = icmp ne i32 %z, 0
  br i1 %cmp, label %exit, label %A

exit:
  ret void
}