#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */
typedef int /*<<< orphan*/ time_t;
struct tm {
  int tm_mday;
  int tm_mon;
  scalar_t__ tm_hour;
  scalar_t__ tm_min;
  scalar_t__ tm_sec;
};

/* Variables and functions */
struct tm *gmtime(int /*<<< orphan*/ *);
int /*<<< orphan*/ timegm(struct tm *);
time_t getNextMonthForTs(time_t ts) {
  struct tm *t = gmtime(&ts);
  t->tm_sec = 0;
  t->tm_min = 0;
  t->tm_hour = 0;
  t->tm_mday = 1;
  t->tm_mon += 1;
  return timegm(t);
}


x86 assembly (clang, -O0):
<getNextMonthForTs>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %edi,-0x4(%rbp)
lea    -0x4(%rbp),%rdi
call   1040 <gmtime@plt>
mov    %rax,-0x10(%rbp)
mov    -0x10(%rbp),%rax
movq   $0x0,0x18(%rax)
mov    -0x10(%rbp),%rax
movq   $0x0,0x10(%rax)
mov    -0x10(%rbp),%rax
movq   $0x0,0x8(%rax)
mov    -0x10(%rbp),%rax
movl   $0x1,(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
add    $0x1,%ecx
mov    %ecx,0x4(%rax)
mov    -0x10(%rbp),%rdi
call   1030 <timegm@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<getNextMonthForTs>:
push   %rax
mov    %edi,0x4(%rsp)
lea    0x4(%rsp),%rdi
call   1040 <gmtime@plt>
xorps  %xmm0,%xmm0
movups %xmm0,0x8(%rax)
movq   $0x0,0x18(%rax)
movl   $0x1,(%rax)
addl   $0x1,0x4(%rax)
mov    %rax,%rdi
call   1030 <timegm@plt>
pop    %rcx
ret

LLVM IR (-O0):
%struct.tm = type { i32, i32, i64, i64, i64 }
define i32 @getNextMonthForTs(i32 %0) {
%2 = alloca i32
%3 = alloca %struct.tm*
store i32 %0, i32* %2
%4 = call %struct.tm* @gmtime(i32* %2)
store %struct.tm* %4, %struct.tm** %3
%5 = load %struct.tm*, %struct.tm** %3
%6 = getelementptr inbounds %struct.tm, %struct.tm* %5, i32 0, i32 4
store i64 0, i64* %6
%7 = load %struct.tm*, %struct.tm** %3
%8 = getelementptr inbounds %struct.tm, %struct.tm* %7, i32 0, i32 3
store i64 0, i64* %8
%9 = load %struct.tm*, %struct.tm** %3
%10 = getelementptr inbounds %struct.tm, %struct.tm* %9, i32 0, i32 2
store i64 0, i64* %10
%11 = load %struct.tm*, %struct.tm** %3
%12 = getelementptr inbounds %struct.tm, %struct.tm* %11, i32 0, i32 0
store i32 1, i32* %12
%13 = load %struct.tm*, %struct.tm** %3
%14 = getelementptr inbounds %struct.tm, %struct.tm* %13, i32 0, i32 1
%15 = load i32, i32* %14
%16 = add nsw i32 %15, 1
store i32 %16, i32* %14
%17 = load %struct.tm*, %struct.tm** %3
%18 = call i32 @timegm(%struct.tm* %17)
ret i32 %18
}

LLVM IR (-O2):
%struct.tm = type { i32, i32, i64, i64, i64 }
define i32 @getNextMonthForTs(i32 %0) {
%2 = alloca i32
store i32 %0, i32* %2
%3 = call %struct.tm* @gmtime(i32* %2)
%4 = getelementptr inbounds %struct.tm, %struct.tm* %3, i64 0, i32 2
%5 = getelementptr inbounds %struct.tm, %struct.tm* %3, i64 0, i32 0
%6 = bitcast i64* %4 to i8*
store i32 1, i32* %5
%7 = getelementptr inbounds %struct.tm, %struct.tm* %3, i64 0, i32 1
%8 = load i32, i32* %7
%9 = add nsw i32 %8, 1
store i32 %9, i32* %7
%10 = call i32 @timegm(%struct.tm* %3)
ret i32 %10
}