File: 2008-11-02-QuadraticCrash.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.4-1~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,998,488 kB
  • sloc: cpp: 6,951,470; ansic: 1,486,052; asm: 913,550; python: 232,020; f90: 80,126; objc: 75,349; lisp: 37,276; pascal: 16,990; sh: 9,935; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,164; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (21 lines) | stat: -rw-r--r-- 523 bytes parent folder | download | duplicates (16) 
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='print<scalar-evolution>'
; PR1827

declare void @use(i32)

define void @foo() {
entry:
	br label %loop_1

loop_1:		; preds = %loop_1, %entry
	%a = phi i32 [ 2, %entry ], [ %b, %loop_1 ]		; <i32> [#uses=2]
	%c = phi i32 [ 5, %entry ], [ %d, %loop_1 ]		; <i32> [#uses=1]
	%b = add i32 %a, 1		; <i32> [#uses=1]
	%d = add i32 %c, %a		; <i32> [#uses=3]
	%A = icmp ult i32 %d, 50		; <i1> [#uses=1]
	br i1 %A, label %loop_1, label %endloop

endloop:		; preds = %loop_1
	call void @use(i32 %d)
	ret void
}