d0p1/tcc-stupidos
1
1
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix enum bitfields passed to stdarg functions

Browse source 
VT_ENUM types use the .ref member and can be VT_BITFIELD,
so we need to copy it as well.  Simply do it always.
This commit is contained in:
Michael Matz 2016-08-15 18:54:11 +02:00
parent d720865fb6
commit 372f4b6a4e
2 changed files with 6 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
tccgen.c
View file

@ -4058,6 +4058,7 @@ static void gfunc_param_typed(Sym *func, Sym *arg)
gen_cast(&type);
} else if (vtop->type.t & VT_BITFIELD) {
type.t = vtop->type.t & (VT_BTYPE | VT_UNSIGNED);
type.ref = vtop->type.ref;
gen_cast(&type);
}
} else if (arg == NULL) {

5
tests/tcctest.c
View file

@ -602,11 +602,16 @@ enum test {
E5 = 1000,
};
struct S_enum {
enum {E6 = 42, E7, E8} e:8;
};
void enum_test()
{
enum test b1;
/* The following should give no warning */
unsigned *p = &b1;
struct S_enum s = {E7};
printf("enum: %d\n", s.e);
printf("enum:\n%d %d %d %d %d %d\n",
E0, E1, E2, E3, E4, E5);
b1 = 1;