File: invalid-memcpy.ll

package info (click to toggle)
llvm 2.6-9.1
  • links: PTS
  • area: main
  • in suites: squeeze
  • size: 57,604 kB
  • ctags: 44,336
  • sloc: cpp: 344,766; sh: 12,407; ansic: 10,617; ada: 3,070; ml: 2,505; perl: 2,496; makefile: 1,426; pascal: 1,163; exp: 389; asm: 307; python: 298; objc: 260; lisp: 182; csh: 117; xml: 38; f90: 36; tcl: 20
file content (19 lines) | stat: -rw-r--r-- 646 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
; RUN: llvm-as < %s | llc 

; This testcase is invalid (the alignment specified for memcpy is 
; greater than the alignment guaranteed for Qux or C.0.1173), but it
; should compile, not crash the code generator.

@C.0.1173 = external constant [33 x i8]         ; <[33 x i8]*> [#uses=1]

define void @Bork() {
entry:
        %Qux = alloca [33 x i8]         ; <[33 x i8]*> [#uses=1]
        %Qux1 = bitcast [33 x i8]* %Qux to i8*          ; <i8*> [#uses=1]
        call void @llvm.memcpy.i64( i8* %Qux1, i8* getelementptr ([33 x i8]* @C.0.1173, i32 0, i32 0), i64 33, i32 8 )
        ret void
}

declare void @llvm.memcpy.i64(i8*, i8*, i64, i32)