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weak redefinition of a symbol should weaken the original

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This commit is contained in:
Joe Soroka
2011-03-07 00:25:27 -08:00
parent 38cbb40e90
commit 0f0c2d9c02
2 changed files with 7 additions and 0 deletions
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3
tccgen.c
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@ -5592,6 +5592,9 @@ ST_FUNC void decl(int l)
extern */
sym = external_sym(v, &type, r, asm_label);
if (type.t & VT_WEAK)
sym->type.t |= VT_WEAK;
if (ad.alias_target) {
Section tsec;
Elf32_Sym *esym;

4
tests/tcctest.c
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@ -2370,6 +2370,10 @@ extern __typeof(dummy) weak_dummy1 __attribute__((weak, alias("dummy")));
static const size_t dummy = 0;
extern __typeof(dummy) weak_dummy1 __attribute__((weak, alias("dummy")));
extern __typeof(dummy) __attribute__((weak, alias("dummy"))) weak_dummy2;
extern __attribute__((weak, alias("dummy"))) __typeof(dummy) weak_dummy3;
int some_lib_func(void);
int dummy_impl_of_slf(void) { return 444; }
int some_lib_func(void) __attribute__((weak, alias("dummy_impl_of_slf")));
void __attribute__((weak)) weak_test(void)