File: pointer-arithmetic.c

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// RUN: %clang_cc1 -S -Wno-int-conversions %s -o -

typedef int Int;

int f0(int *a, Int *b) { return a - b; }

int f1(const char *a, char *b) { return b - a; }

// GNU extensions
typedef void (*FP)(void);
void *f2(void *a, int b) { return a + b; }
void *f2_0(void *a, int b) { return &a[b]; }
void *f2_1(void *a, int b) { return (a += b); }
void *f3(int a, void *b) { return a + b; }
void *f3_1(int a, void *b) { return (a += b); }
void *f4(void *a, int b) { return a - b; }
void *f4_1(void *a, int b) { return (a -= b); }
FP f5(FP a, int b) { return a + b; }
FP f5_1(FP a, int b) { return (a += b); }
FP f6(int a, FP b) { return a + b; }
FP f6_1(int a, FP b) { return (a += b); }
FP f7(FP a, int b) { return a - b; }
FP f7_1(FP a, int b) { return (a -= b); }
void f8(void *a, int b) { return *(a + b); }
void f8_1(void *a, int b) { return a[b]; }