[polly] Remove last instances of -analyze

[aeubanks]

Summary

As mentioned in D120782, the loop block order can be different depending
on if LoopInfo is incrementally updated or freshly computed.

[Meinersbur]

LGTM

polly/test/CodeGen/loop_with_condition_nested.ll

 ; RUN: opt %loadPolly -basic-aa -polly-print-ast -disable-output < %s | FileCheck %s
-; RUN: opt %loadPolly -basic-aa -polly-codegen -loops -analyze < %s | FileCheck %s -check-prefix=LOOPS
+; RUN: opt %loadPolly -basic-aa -polly-codegen < %s | opt -passes='print<loops>' -disable-output 2>&1 | FileCheck %s -check-prefix=LOOPS
 
 
 ;#include <string.h>
 ;#define N 1024
 ;int A[N];
 ;int B[N];
 ;
 ;void loop_with_condition() {

 ; CHECK:   if (c0 <= 20) {
 ; CHECK:     Stmt_bb7(c0);
 ; CHECK:   } else if (c0 <= 512)
 ; CHECK:     Stmt_bb6(c0);
 ; CHECK:   Stmt_bb9(c0);
 ; CHECK: }
 
 ; LOOPS-DAG: Loop at depth 1 containing: %bb1<header><exiting>,%bb2,%bb4,%bb7,%bb6,%bb8,%bb9,%bb10<latch>
-; LOOPS-DAG: Loop at depth 1 containing: %polly.loop_header<header>,%polly.cond,%polly.merge,%polly.then,%polly.else,%polly.stmt.bb7,%polly.cond3,%polly.merge4,%polly.then5,%polly.else6,%polly.stmt.bb6,%polly.stmt.bb9<latch><exiting>
+; LOOPS-DAG: Loop at depth 1 containing: %polly.loop_header<header>,%polly.cond,%polly.else,%polly.cond3,%polly.else6,%polly.then5,%polly.stmt.bb6,%polly.merge4,%polly.then,%polly.stmt.bb7,%polly.merge,%polly.stmt.bb9<latch><exiting>

polly/test/CodeGen/single_loop_param_less_equal.ll

 ; RUN: opt %loadPolly -polly-print-ast -disable-output < %s | FileCheck %s
 ; RUN: opt %loadPolly -polly-codegen  -S < %s | FileCheck %s -check-prefix=CODEGEN
-; RUN: opt %loadPolly -polly-codegen -loops -analyze < %s | FileCheck %s -check-prefix=LOOPS
+; RUN: opt %loadPolly -polly-codegen < %s | opt -passes='print<loops>' -disable-output 2>&1 | FileCheck %s -check-prefix=LOOPS
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
 
 @A = common global [1024 x i32] zeroinitializer
 
 define void @bar(i64 %n) {
 start:
   %n_plus_one = add i64 %n, 1
   fence seq_cst