62 lines
1.1 KiB
C
62 lines
1.1 KiB
C
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// catch uninit variables..
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#define AB1(A,B) A##B
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#define AB2(A,B) AB1(A,B)
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#define USE_INT_X(STMT) void AB2(use,__LINE__) (void) { int x; STMT; }
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void dostuff(int);
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// Bugs
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USE_INT_X(dostuff(x))
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USE_INT_X(dostuff(2+x))
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USE_INT_X(x++)
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USE_INT_X(x--)
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USE_INT_X(++x)
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USE_INT_X(--x)
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USE_INT_X(-x)
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USE_INT_X(+x)
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USE_INT_X(!x)
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USE_INT_X(~x)
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USE_INT_X(if (x>0))
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USE_INT_X(if (x>=0))
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USE_INT_X(if (x<=0))
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USE_INT_X(if (x<0))
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USE_INT_X(if (x==0))
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USE_INT_X(if (x==0))
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USE_INT_X(for (int a=x; a<10; a++))
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USE_INT_X(for (int a=0; a<x; a++))
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USE_INT_X(for (int a=0; a<10; a+=x))
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USE_INT_X(x=x+1)
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USE_INT_X(x=x-1)
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USE_INT_X(x=x*1)
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USE_INT_X(x=x/1)
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USE_INT_X(x=x%1)
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USE_INT_X(x=x&1)
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USE_INT_X(x=x|1)
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USE_INT_X(x=x^1)
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USE_INT_X(x=x<<1)
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USE_INT_X(x=x>>1)
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USE_INT_X(x+=1)
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USE_INT_X(x-=1)
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USE_INT_X(x*=1)
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USE_INT_X(x/=1)
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USE_INT_X(x%=1)
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USE_INT_X(x&=1)
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USE_INT_X(x|=1)
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USE_INT_X(x^=1)
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USE_INT_X(x<<=1)
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USE_INT_X(x>>=1)
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USE_INT_X(1?x:1)
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USE_INT_X(1&&x)
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USE_INT_X(x=*(&x)+1)
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USE_INT_X(int*p=&x; dostuff(*p))
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// No bugs
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USE_INT_X(x=0)
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USE_INT_X(0?x:1)
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USE_INT_X(0&&x)
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USE_INT_X(int*p=&x; *p=0; dostuff(x))
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