#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 */
int /*<<< orphan*/ strcmp(char *, char *);
double GetAtomRadius(char *AtomType) {
  if (!strcmp(AtomType, "O"))
    return (1.40);
  else if (!strcmp(AtomType, "N"))
    return (1.65);
  else if (!strcmp(AtomType, "CA"))
    return (1.87);
  else if (!strcmp(AtomType, "C"))
    return (1.76);
  else
    return (1.80);
}


x86 assembly (clang, -O0):
<GetAtomRadius>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xf01(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1147 <GetAtomRadius+0x37>
movsd  0xec3(%rip),%xmm0
movsd  %xmm0,-0x8(%rbp)
jmp    11d5 <GetAtomRadius+0xc5>
mov    -0x10(%rbp),%rdi
lea    0xed8(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1172 <GetAtomRadius+0x62>
movsd  0xea0(%rip),%xmm0
movsd  %xmm0,-0x8(%rbp)
jmp    11d5 <GetAtomRadius+0xc5>
mov    -0x10(%rbp),%rdi
lea    0xeaf(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    119d <GetAtomRadius+0x8d>
movsd  0xe7d(%rip),%xmm0
movsd  %xmm0,-0x8(%rbp)
jmp    11d5 <GetAtomRadius+0xc5>
mov    -0x10(%rbp),%rdi
lea    0xe87(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    11c8 <GetAtomRadius+0xb8>
movsd  0xe5a(%rip),%xmm0
movsd  %xmm0,-0x8(%rbp)
jmp    11d5 <GetAtomRadius+0xc5>
movsd  0xe50(%rip),%xmm0
movsd  %xmm0,-0x8(%rbp)
movsd  -0x8(%rbp),%xmm0
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<GetAtomRadius>:
push   %rbx
mov    %rdi,%rbx
lea    0xf0d(%rip),%rsi
call   1030 <strcmp@plt>
test   %eax,%eax
je     116e <GetAtomRadius+0x5e>
lea    0xeff(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1178 <GetAtomRadius+0x68>
lea    0xeee(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1182 <GetAtomRadius+0x72>
lea    0xede(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
xor    %ecx,%ecx
test   %eax,%eax
sete   %cl
lea    0xeb1(%rip),%rax
movsd  (%rax,%rcx,8),%xmm0
pop    %rbx
ret
movsd  0xe8a(%rip),%xmm0
pop    %rbx
ret
movsd  0xe88(%rip),%xmm0
pop    %rbx
ret
movsd  0xe86(%rip),%xmm0
pop    %rbx
ret

LLVM IR (-O0):
@.str = [2 x i8] c"O\00"
@.str.1 = [2 x i8] c"N\00"
@.str.2 = [3 x i8] c"CA\00"
@.str.3 = [2 x i8] c"C\00"
define double @GetAtomRadius(i8* %0) {
%2 = alloca double
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = call i32 @strcmp(i8* %4, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%6 = icmp ne i32 %5, 0
br i1 %6, label %8, label %7
7: ; preds = %1
store double 1.400000e+00, double* %2
br label %24
8: ; preds = %1
%9 = load i8*, i8** %3
%10 = call i32 @strcmp(i8* %9, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%11 = icmp ne i32 %10, 0
br i1 %11, label %13, label %12
12: ; preds = %8
store double 1.650000e+00, double* %2
br label %24
13: ; preds = %8
%14 = load i8*, i8** %3
%15 = call i32 @strcmp(i8* %14, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0))
%16 = icmp ne i32 %15, 0
br i1 %16, label %18, label %17
17: ; preds = %13
store double 1.870000e+00, double* %2
br label %24
18: ; preds = %13
%19 = load i8*, i8** %3
%20 = call i32 @strcmp(i8* %19, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%21 = icmp ne i32 %20, 0
br i1 %21, label %23, label %22
22: ; preds = %18
store double 1.760000e+00, double* %2
br label %24
23: ; preds = %18
store double 1.800000e+00, double* %2
br label %24
24: ; preds = %23, %22, %17, %12, %7
%25 = load double, double* %2
ret double %25
}

LLVM IR (-O2):
@.str = [2 x i8] c"O\00"
@.str.1 = [2 x i8] c"N\00"
@.str.2 = [3 x i8] c"CA\00"
@.str.3 = [2 x i8] c"C\00"
define double @GetAtomRadius(i8* nocapture %0) {
%2 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(2) getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%3 = icmp eq i32 %2, 0
br i1 %3, label %14, label %4
4: ; preds = %1
%5 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(2) getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp eq i32 %5, 0
br i1 %6, label %14, label %7
7: ; preds = %4
%8 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(3) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0))
%9 = icmp eq i32 %8, 0
br i1 %9, label %14, label %10
10: ; preds = %7
%11 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(2) getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%12 = icmp eq i32 %11, 0
%13 = select i1 %12, double 1.760000e+00, double 1.800000e+00
br label %14
14: ; preds = %10, %7, %4, %1
%15 = phi double [ 1.400000e+00, %1 ], [ 1.650000e+00, %4 ], [ 1.870000e+00, %7 ], [ %13, %10 ]
ret double %15
}