#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 */

/* Variables and functions */
unsigned int atoi(char *);
int cuda_test_mmul(unsigned int, char *);
int /*<<< orphan*/ printf(char *);
int main(int argc, char *argv[]) {
  unsigned int n = 3;
  if (argc > 1)
    n = atoi(argv[1]);
  int rc = cuda_test_mmul(n, ".");
  if (rc != 0)
    printf("Test failed\n");
  else
    printf("Test passed\n");
  return rc;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
movl   $0x3,-0x14(%rbp)
cmpl   $0x1,-0x8(%rbp)
jle    1167 <main+0x37>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   1040 <atoi@plt>
mov    %eax,-0x14(%rbp)
mov    -0x14(%rbp),%edi
lea    0xe8f(%rip),%rsi
call   1050 <cuda_test_mmul@plt>
mov    %eax,-0x18(%rbp)
cmpl   $0x0,-0x18(%rbp)
je     1194 <main+0x64>
lea    0xe78(%rip),%rdi
call   1030 <printf@plt>
jmp    11a0 <main+0x70>
lea    0xe74(%rip),%rdi
call   1030 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
mov    %edi,%eax
mov    $0x3,%edi
cmp    $0x2,%eax
jl     1148 <main+0x18>
mov    0x8(%rsi),%rdi
call   1040 <atoi@plt>
mov    %eax,%edi
lea    0xeb1(%rip),%rsi
call   1050 <cuda_test_mmul@plt>
mov    %eax,%ebx
test   %eax,%eax
lea    0xea3(%rip),%rax
lea    0xea8(%rip),%rdi
cmove  %rax,%rdi
call   1030 <puts@plt>
mov    %ebx,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [2 x i8] c".\00"
@.str.1 = [13 x i8] c"Test failed\0A\00"
@.str.2 = [13 x i8] c"Test passed\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
store i32 3, i32* %6
%8 = load i32, i32* %4
%9 = icmp sgt i32 %8, 1
br i1 %9, label %10, label %15
10: ; preds = %2
%11 = load i8**, i8*** %5
%12 = getelementptr inbounds i8*, i8** %11, i64 1
%13 = load i8*, i8** %12
%14 = call i32 @atoi(i8* %13)
store i32 %14, i32* %6
br label %15
15: ; preds = %10, %2
%16 = load i32, i32* %6
%17 = call i32 @cuda_test_mmul(i32 %16, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
store i32 %17, i32* %7
%18 = load i32, i32* %7
%19 = icmp ne i32 %18, 0
br i1 %19, label %20, label %22
20: ; preds = %15
%21 = call i32 @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.1, i64 0, i64 0))
br label %24
22: ; preds = %15
%23 = call i32 @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.2, i64 0, i64 0))
br label %24
24: ; preds = %22, %20
%25 = load i32, i32* %7
ret i32 %25
}

LLVM IR (-O2):
@.str = [2 x i8] c".\00"
@str = [12 x i8] c"Test passed\00"
@str.3 = [12 x i8] c"Test failed\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp sgt i32 %0, 1
br i1 %3, label %4, label %8
4: ; preds = %2
%5 = getelementptr inbounds i8*, i8** %1, i64 1
%6 = load i8*, i8** %5
%7 = tail call i32 @atoi(i8* %6)
br label %8
8: ; preds = %4, %2
%9 = phi i32 [ %7, %4 ], [ 3, %2 ]
%10 = tail call i32 @cuda_test_mmul(i32 %9, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%11 = icmp eq i32 %10, 0
%12 = select i1 %11, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @str, i64 0, i64 0), i8* getelementptr inbounds ([12 x i8], [12 x i8]* @str.3, i64 0, i64 0)
%13 = tail call i32 @puts(i8* dereferenceable(1) %12)
ret i32 %10
}