6502/cc65
1
0
Fork 0
mirror of https://github.com/cc65/cc65.git synced 2024-12-28 06:30:16 +00:00
Code Issues Projects Releases Wiki Activity

Added warning diagnostics for conflicts between extern/public and static declarations.

Browse Source
This commit is contained in:
Greg King 2015-08-10 13:39:17 -04:00
parent 4e9842ef33
commit 6032849e60
1 changed files with 14 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/cc65/symtab.c
View File

@ -813,11 +813,25 @@ SymEntry* AddGlobalSym (const char* Name, const Type* T, unsigned Flags)
}
}
/* If a static declaration follows a non-static declaration, then
** warn about the conflict. (It will compile a public declaration.)
*/
if ((Flags & SC_EXTERN) == 0 && (Entry->Flags & SC_EXTERN) != 0) {
Warning ("static declaration follows non-static declaration of `%s'.", Name);
}
/* An extern declaration must not change the current linkage. */
if (IsFunc || (Flags & (SC_EXTERN | SC_DEF)) == SC_EXTERN) {
Flags &= ~SC_EXTERN;
}
/* If a public declaration follows a static declaration, then
** warn about the conflict. (It will compile a public declaration.)
*/
if ((Flags & SC_EXTERN) != 0 && (Entry->Flags & SC_EXTERN) == 0) {
Warning ("public declaration follows static declaration of `%s'.", Name);
}
/* Add the new flags */
Entry->Flags |= Flags;