llvm-6502/test/Transforms/InstCombine/malloc-free-delete.ll
Chris Lattner 26b0000166 manually upgrade a bunch of tests to modern syntax, and remove some that
are either unreduced or only test old syntax.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133228 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-17 03:14:27 +00:00

26 lines
629 B
LLVM

; RUN: opt < %s -instcombine -S | FileCheck %s
; PR1201
define i32 @main(i32 %argc, i8** %argv) {
%c_19 = alloca i8*
%malloc_206 = tail call i8* @malloc(i32 mul (i32 ptrtoint (i8* getelementptr (i8* null, i32 1) to i32), i32 10))
store i8* %malloc_206, i8** %c_19
%tmp_207 = load i8** %c_19
tail call void @free(i8* %tmp_207)
ret i32 0
; CHECK-NOT: malloc
; CHECK-NOT: free
; CHECK: ret i32 0
}
declare i8* @malloc(i32)
declare void @free(i8*)
define i1 @foo() {
; CHECK: @foo
; CHECK-NEXT: ret i1 false
%m = call i8* @malloc(i32 1)
%z = icmp eq i8* %m, null
call void @free(i8* %m)
ret i1 %z
}