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Last change
on this file since 596 was 305, checked in by Paul Smedley, 18 years ago |
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Update source to ALSA 1.0.16 level
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File size:
789 bytes
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| 1 | /* Never include this file directly. Include <linux/compiler.h> instead. */
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| 2 |
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| 3 | /* These definitions are for GCC v2.x. */
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| 4 |
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| 5 | /* Somewhere in the middle of the GCC 2.96 development cycle, we implemented
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| 6 | a mechanism by which the user can annotate likely branch directions and
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| 7 | expect the blocks to be reordered appropriately. Define __builtin_expect
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| 8 | to nothing for earlier compilers. */
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| 9 | #include <linux/compiler-gcc.h>
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| 10 |
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| 11 | #if __GNUC_MINOR__ < 96
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| 12 | # define __builtin_expect(x, expected_value) (x)
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| 13 | #endif
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| 14 |
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| 15 | #define __attribute_used__ __attribute__((__unused__))
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| 16 |
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| 17 | /*
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| 18 | * The attribute `pure' is not implemented in GCC versions earlier
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| 19 | * than 2.96.
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| 20 | */
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| 21 | #if __GNUC_MINOR__ >= 96
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| 22 | # define __attribute_pure__ __attribute__((pure))
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| 23 | # define __attribute_const__ __attribute__((__const__))
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| 24 | #endif
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