File: 2002-08-02-CastTest.ll

package info (click to toggle)
llvm-3.0 3.0-10
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 75,412 kB
  • sloc: cpp: 468,043; asm: 109,345; ansic: 13,782; sh: 12,935; ml: 4,716; python: 4,351; perl: 2,096; makefile: 1,905; pascal: 1,578; exp: 389; xml: 283; lisp: 187; csh: 117
file content (11 lines) | stat: -rw-r--r-- 369 bytes parent folder | download | duplicates (11) 
1
2
3
4
5
6
7
8
9
10
11
 
; This testcase is incorrectly getting completely eliminated.  There should be
; SOME instruction named %c here, even if it's a bitwise and.
;
; RUN: opt < %s -instcombine -S | grep %c
;
define i64 @test3(i64 %A) {
        %c1 = trunc i64 %A to i8                ; <i8> [#uses=1]
        %c2 = zext i8 %c1 to i64                ; <i64> [#uses=1]
        ret i64 %c2
}