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Handle __builtin_extract_return_addr

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Our architectures don't need anything special for this
builtin, just pass through the argument.
This commit is contained in:
Michael Matz
2016-09-26 21:52:57 +02:00
parent fb933ae0eb
commit ce55d03eef
2 changed files with 5 additions and 0 deletions
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3
libtcc.c
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@ -904,6 +904,9 @@ LIBTCCAPI TCCState *tcc_new(void)
# endif # endif
#endif /* ndef TCC_TARGET_PE */ #endif /* ndef TCC_TARGET_PE */
/* Some GCC builtins that are simple to express as macros. */
tcc_define_symbol(s, "__builtin_extract_return_addr(x)", "x");
return s; return s;
} }

2
tests/tcctest.c
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@ -3027,6 +3027,8 @@ void builtin_test(void)
printf("bce: %d\n", i); printf("bce: %d\n", i);
i = sizeof (__builtin_choose_expr (1, ll, s)); i = sizeof (__builtin_choose_expr (1, ll, s));
printf("bce: %d\n", i); printf("bce: %d\n", i);
i = sizeof (__builtin_choose_expr (0, ll, s));
printf("bce: %d\n", i);
printf("bera: %p\n", __builtin_extract_return_addr((void*)43)); printf("bera: %p\n", __builtin_extract_return_addr((void*)43));
} }