25 lines
551 B
C
25 lines
551 B
C
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/* Test for hex floating point constants: in C99 only. Preprocessor test. */
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/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
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/* { dg-do run } */
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/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
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#define f (
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#define l )
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#define str(x) #x
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#define xstr(x) str(x)
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/* C90: "0x1p+( 0x1p+)"; C99: "0x1p+f 0x1p+l" */
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const char *s = xstr(0x1p+f 0x1p+l);
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extern void abort (void);
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extern int strcmp (const char *, const char *);
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int
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main (void)
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{
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if (strcmp (s, "0x1p+f 0x1p+l"))
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abort ();
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else
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return 0; /* Correct C99 behaviour. */
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}
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