forked from OSchip/llvm-project
128 lines
1.7 KiB
Objective-C
128 lines
1.7 KiB
Objective-C
// RUN: %llvmgcc -S -x objective-c -m32 %s -o %t
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// This used to crash, 6831493.
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#include <stdlib.h>
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struct s0 {
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double x;
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};
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@interface I2 {
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struct s0 _iv1;
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}
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@end
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@interface I3 : I2 {
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unsigned int _iv2 :1;
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unsigned : 0;
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unsigned int _iv3 : 3;
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}
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@end
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@interface I4 : I3 {
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char _iv4;
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}
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@end
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@interface I5 : I4 {
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char _iv5;
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int _iv6;
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int _iv7;
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}
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@property int P1;
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@end
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@implementation I2
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@end
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@implementation I3
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@end
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@implementation I4
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@end
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@interface I5 ()
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@property int P2;
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@end
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#if 0
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int g2 = sizeof(I2);
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int g3 = sizeof(I3);
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int g4 = sizeof(I4);
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int g5_0 = sizeof(I5);
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#endif
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@implementation I5
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#ifdef __x86_64
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@synthesize P1 = _MadeUpName;
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@synthesize P2 = _AnotherMadeUpName;
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#else
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@synthesize P1 = _iv6;
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@synthesize P2 = _iv7;
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#endif
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@end
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#if 0
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int g5_1 = sizeof(I5);
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#endif
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@interface T0_I0 {
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double iv_A_0;
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char iv_A_1;
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}
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@end
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@interface T0_I1 : T0_I0 {
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char iv_B_0;
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}
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@end
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@interface T0_I2 : T0_I1 {
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char iv_C_0;
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}
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@end
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#if 0
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int g6 = sizeof(T0_I0);
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int g7 = sizeof(T0_I1);
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int g8 = sizeof(T0_I2);
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#endif
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@implementation T0_I0 @end
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@implementation T0_I1 @end
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@implementation T0_I2 @end
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void f0(I2*i2,I3*i3,I4*i4,I5*i5,T0_I0*t0_i0,T0_I1*t0_i1,T0_I2*t0_i2) {
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}
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// Thomas Wang's ui32 hash.
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unsigned hash_ui32_to_ui32(unsigned a) {
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a = (a ^ 61) ^ (a >> 16);
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a = a + (a << 3);
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a = a ^ (a >> 4);
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a = a * 0x27d4eb2d;
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a = a ^ (a >> 15);
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return a;
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}
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unsigned char hash_ui32_to_ui8(unsigned ui) {
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ui = hash_ui32_to_ui32(ui);
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ui ^= ui>>8;
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ui ^= ui>>8;
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ui ^= ui>>8;
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return (unsigned char) ui;
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}
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void *init() {
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unsigned i, N = 1024;
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unsigned char *p = malloc(N);
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for (i=0; i != N; ++i)
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p[i] = hash_ui32_to_ui8(i);
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return p;
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}
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int main(){
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void *p = init();
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f0(p,p,p,p,p,p,p);
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}
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