Attachment 10333 Details for Bug 25019 – Test case for 32-64 bit promotion bug

Test case for 32-64 bit promotion bug

32-64bug.c (text/plain), 1.17 KB, created by Christian van den Bosch on 2005-11-24 15:21:40 UTC

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Creator: Christian van den Bosch

Created: 2005-11-24 15:21:40 UTC

Size: 1.17 KB

patch

obsolete

>#include <stdio.h>
>// most recent version of this code can be obtained at
>// http://cjb.ie/32-64bug.c or http://cjb.ie/32-64bug.c.txt
>
>int main ( int argc, char *argv[] )
>{	long long a;
>	int b=40;
>	printf( "    550000000000 expected for 85LL<<40,\n%16llx obtained.\n", 85LL<<40 );
>	printf( "     10000000000 expected for 1<<40 (const expr as printf arg),\n%16llx obtained.\n", 1<<40 );
>	a=1<<40;
>	printf( "     10000000000 expected for 1<<40 (const expr, precomputed),\n%16llx obtained.\n", a );
>	printf( "\n" );
>	
>	printf( "   5500000000000 expected for 85LL<<44,\n%16llx obtained.\n", 85LL<<44 );
>	a=1<<b;
>	printf( "     10000000000 expected for 1<<40 (variable expr, precomputed),\n%16llx obtained.\n", a );
>	printf( "     10000000000 expected for 1<<40 (variable expr, as printf arg),\n%16llx obtained.\n", 1<<b );
>	printf( "\n" );
>
>	printf( "  55000000000000 expected for 85LL<<48,\n%16llx obtained.\n", 85LL<<48 );
>	printf( "      1234567800 expected for 0x12345678<<8 (const expr, as printf arg),\n%16llx obtained.\n", 0x12345678<<8 );
>	a=0x12345678<<8;
>	printf( "      1234567800 expected for 0x12345678<<8 (const expr, precomputed),\n%16llx obtained.\n", a );
>	printf( "\n" );
>	
>}
>	
>

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Attachments on bug 25019: 10333