#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 */
struct symbolHashNode {
  int dummy;
};
struct integerHashNode {
  int dummy;
};
struct floatHashNode {
  int dummy;
};
struct bitMapHashNode {
  int dummy;
};

/* Variables and functions */
void *CreateEnvironmentDriver(struct symbolHashNode **, struct floatHashNode **,
                              struct integerHashNode **,
                              struct bitMapHashNode **, int /*<<< orphan*/ *);
void *CreateRuntimeEnvironment(struct symbolHashNode **symbolTable,
                               struct floatHashNode **floatTable,
                               struct integerHashNode **integerTable,
                               struct bitMapHashNode **bitmapTable) {
  return CreateEnvironmentDriver(symbolTable, floatTable, integerTable,
                                 bitmapTable, NULL);
}


x86 assembly (clang, -O0):
<CreateRuntimeEnvironment>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    %rdx,-0x18(%rbp)
mov    %rcx,-0x20(%rbp)
mov    -0x8(%rbp),%rdi
mov    -0x10(%rbp),%rsi
mov    -0x18(%rbp),%rdx
mov    -0x20(%rbp),%rcx
xor    %eax,%eax
mov    %eax,%r8d
call   1030 <CreateEnvironmentDriver@plt>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<CreateRuntimeEnvironment>:
xor    %r8d,%r8d
jmp    1030 <CreateEnvironmentDriver@plt>

LLVM IR (-O0):
%struct.symbolHashNode = type { i32 }
%struct.floatHashNode = type { i32 }
%struct.integerHashNode = type { i32 }
%struct.bitMapHashNode = type { i32 }
define i8* @CreateRuntimeEnvironment(%struct.symbolHashNode** %0, %struct.floatHashNode** %1, %struct.integerHashNode** %2, %struct.bitMapHashNode** %3) {
%5 = alloca %struct.symbolHashNode**
%6 = alloca %struct.floatHashNode**
%7 = alloca %struct.integerHashNode**
%8 = alloca %struct.bitMapHashNode**
store %struct.symbolHashNode** %0, %struct.symbolHashNode*** %5
store %struct.floatHashNode** %1, %struct.floatHashNode*** %6
store %struct.integerHashNode** %2, %struct.integerHashNode*** %7
store %struct.bitMapHashNode** %3, %struct.bitMapHashNode*** %8
%9 = load %struct.symbolHashNode**, %struct.symbolHashNode*** %5
%10 = load %struct.floatHashNode**, %struct.floatHashNode*** %6
%11 = load %struct.integerHashNode**, %struct.integerHashNode*** %7
%12 = load %struct.bitMapHashNode**, %struct.bitMapHashNode*** %8
%13 = call i8* @CreateEnvironmentDriver(%struct.symbolHashNode** %9, %struct.floatHashNode** %10, %struct.integerHashNode** %11, %struct.bitMapHashNode** %12, i32* null)
ret i8* %13
}

LLVM IR (-O2):
%struct.symbolHashNode = type { i32 }
%struct.floatHashNode = type { i32 }
%struct.integerHashNode = type { i32 }
%struct.bitMapHashNode = type { i32 }
define i8* @CreateRuntimeEnvironment(%struct.symbolHashNode** %0, %struct.floatHashNode** %1, %struct.integerHashNode** %2, %struct.bitMapHashNode** %3) {
%5 = tail call i8* @CreateEnvironmentDriver(%struct.symbolHashNode** %0, %struct.floatHashNode** %1, %struct.integerHashNode** %2, %struct.bitMapHashNode** %3, i32* null)
ret i8* %5
}