183 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			183 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -w -emit-llvm %s  -o /dev/null
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| 
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| void *malloc(unsigned);
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| int puts(const char *s);
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| 
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| struct FunStructTest {
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|   int Test1;
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|   char *Pointer;
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|   int Array[12];
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| };
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| 
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| struct SubStruct {
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|   short X, Y;
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| };
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| 
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| struct Quad {
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|   int w;
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|   struct SubStruct SS;
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|   struct SubStruct *SSP;
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|   char c;
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|   int y;
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| };
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| 
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| struct Quad GlobalQuad = { 4, {1, 2}, 0, 3, 156 };
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| 
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| typedef int (*FuncPtr)(int);
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| 
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| unsigned PtrFunc(int (*Func)(int), int X) {
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|   return Func(X);
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| }
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| 
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| char PtrFunc2(FuncPtr FuncTab[30], int Num) {
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|   return FuncTab[Num]('b');
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| }
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| 
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| extern char SmallArgs2(char w, char x, long long Zrrk, char y, char z);
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| extern int SomeFunc(void);
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| char SmallArgs(char w, char x, char y, char z) {
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|   SomeFunc();
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|   return SmallArgs2(w-1, x+1, y, z, w);
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| }
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| 
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| static int F0(struct Quad Q, int i) {              /* Pass Q by value */
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|   struct Quad R;
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|   if (i) R.SS = Q.SS;
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|   Q.SSP = &R.SS;
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|   Q.w = Q.y = Q.c = 1;
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|   return Q.SS.Y + i + R.y - Q.c;
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| }
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| 
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| int F1(struct Quad *Q, int i) {             /* Pass Q by address */
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|   struct Quad R;
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| #if 0
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|   if (i) R.SS = Q->SS;
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| #else
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|   if (i) R = *Q;
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| #endif
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|   Q->w = Q->y = Q->c = 1;
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|   return Q->SS.Y+i+R.y-Q->c;
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| }
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| 
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| 
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| int BadFunc(float Val) {
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|   int Result;
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|   if (Val > 12.345) Result = 4;
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|   return Result;     /* Test use of undefined value */
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| }
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| 
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| int RealFunc(void) {
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|   return SomeUndefinedFunction(1, 4, 5);
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| }
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| 
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| extern int EF1(int *, char *, int *);
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| 
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| int Func(int Param, long long Param2) {
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|   int Result = Param;
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| 
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|   {{{{
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|       char c; int X;
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|       EF1(&Result, &c, &X);
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|     }}}
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| 
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|     {   // c & X are duplicate names!
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|       char c; int X;
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|       EF1(&Result, &c, &X);
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|     }
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| 
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|   }
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|   return Result;
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| }
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| 
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| 
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| short FunFunc(long long x, char z) {
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|   return x+z;
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| }
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| 
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| unsigned castTest(int X) { return X; }
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| 
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| double TestAdd(double X, float Y) {
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|   return X+Y+.5;
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| }
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| 
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| int func(int i, int j) {
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|   while (i != 20)
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|     i += 2;
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| 
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|   j += func(2, i);
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|   return (i * 3 + j*2)*j;
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| }
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| 
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| int SumArray(int Array[], int Num) {
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|   int i, Result = 0;
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|   for (i = 0; i < Num; ++i)
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|     Result += Array[i];
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| 
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|   return Result;
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| }
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| 
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| int ArrayParam(int Values[100]) {
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|   return EF1((int*)Values[50], (char*)1, &Values[50]);
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| }
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| 
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| int ArrayToSum(void) {
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|   int A[100], i;
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|   for (i = 0; i < 100; ++i)
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|     A[i] = i*4;
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| 
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|   return A[A[0]]; //SumArray(A, 100);
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| }
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| 
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| 
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| int ExternFunc(long long, unsigned*, short, unsigned char);
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| 
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| int main(int argc, char *argv[]) {
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|   unsigned i;
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|   puts("Hello world!\n");
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| 
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|   ExternFunc(-1, 0, (short)argc, 2);
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|   //func(argc, argc);
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| 
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|   for (i = 0; i < 10; i++)
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|     puts(argv[3]);
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|   return 0;
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| }
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| 
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| double MathFunc(double X, double Y, double Z,
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|                 double AA, double BB, double CC, double DD,
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|                 double EE, double FF, double GG, double HH,
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|                 double aAA, double aBB, double aCC, double aDD,
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|                 double aEE, double aFF) {
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|   return X + Y + Z + AA + BB + CC + DD + EE + FF + GG + HH
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|        + aAA + aBB + aCC + aDD + aEE + aFF;
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| }
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| 
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| 
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| 
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| void strcpy(char *s1, char *s2) {
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|   while (*s1++ = *s2++);
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| }
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| 
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| void strcat(char *s1, char *s2) {
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|   while (*s1++);
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|   s1--;
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|   while (*s1++ = *s2++);
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| }
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| 
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| int strcmp(char *s1, char *s2) {
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|   while (*s1++ == *s2++);
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|   if (*s1 == 0) {
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|     if (*s2 == 0) {
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|       return 0;
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|     } else {
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|       return -1;
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|     }
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|   } else {
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|     if (*s2 == 0) {
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|       return 1;
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|     } else {
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|       return (*(--s1) - *(--s2));
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|     }
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|   }
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| }
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