File: 2011-04-02-SimplifyDeadBlock.ll

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (32 lines) | stat: -rw-r--r-- 1,047 bytes parent folder | download | duplicates (28) 
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
27
28
29
30
31
32
 
; RUN: opt < %s -jump-threading
; PR9446
; Just check that it doesn't crash

define void @int327() nounwind {
entry:
  unreachable

for.cond:                                         ; preds = %for.cond4
  %tobool3 = icmp eq i8 undef, 0
  br i1 %tobool3, label %for.cond23, label %for.cond4

for.cond4:                                        ; preds = %for.cond
  br label %for.cond

for.cond23:                                       ; preds = %for.body28, %for.cond23, %for.cond
  %conv321 = phi i32 [ %conv32, %for.body28 ], [ 0, %for.cond ], [ %conv321, %for.cond23 ]
  %l_266.0 = phi i32 [ %phitmp, %for.body28 ], [ 0, %for.cond ], [ 0, %for.cond23 ]
  %cmp26 = icmp eq i32 %l_266.0, 0
  br i1 %cmp26, label %for.body28, label %for.cond23

for.body28:                                       ; preds = %for.cond23
  %and = and i32 %conv321, 1
  %conv32 = zext i8 undef to i32
  %add = add nsw i32 %l_266.0, 1
  %phitmp = and i32 %add, 255
  br label %for.cond23

if.end43:                                         ; No predecessors!
  ret void
}