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stm: Only define __packed if not already defined.

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Addresses issue #299.
This commit is contained in:
Damien George
2014-02-16 11:24:44 +00:00
parent 5fd7bc3264
commit 8bb11171da
1 changed files with 3 additions and 1 deletions
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4
stm/stmusb/usb_conf.h
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@@ -293,7 +293,9 @@
#elif defined (__ICCARM__) /* IAR Compiler */ #elif defined (__ICCARM__) /* IAR Compiler */
#define __packed __packed #define __packed __packed
#elif defined ( __GNUC__ ) /* GNU Compiler */ #elif defined ( __GNUC__ ) /* GNU Compiler */
#define __packed __attribute__ ((__packed__)) #ifndef __packed /* dpgeorge: add check for already defined symbol, since some compilers define it in cdefs.h */
#define __packed __attribute__ ((__packed__))
#endif
#elif defined (__TASKING__) /* TASKING Compiler */ #elif defined (__TASKING__) /* TASKING Compiler */
#define __packed __unaligned #define __packed __unaligned
#endif /* __CC_ARM */ #endif /* __CC_ARM */