6502/cc65
1
0
Fork 0
mirror of https://github.com/cc65/cc65.git synced 2025-08-12 17:25:11 +00:00
Code Issues Projects Releases Wiki Activity

Allow initialization of variables declared with "extern".

Browse Source 
git-svn-id: svn://svn.cc65.org/cc65/trunk@4816 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz
2010-08-23 18:18:53 +00:00
parent 1708ec318b
commit 5aff0764a1
1 changed files with 11 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
src/cc65/compile.c
View File

@@ -138,15 +138,20 @@ static void Parse (void)
} }
/* Check if we must reserve storage for the variable. We do this, /* Check if we must reserve storage for the variable. We do this,
* if it is not a typedef or function, if we don't had a storage *
* class given ("int i") or if the storage class is explicitly * - if it is not a typedef or function,
* specified as static. This means that "extern int i" will not * - if we don't had a storage class given ("int i")
* get storage allocated. * - if the storage class is explicitly specified as static,
* - or if there is an initialization.
*
* This means that "extern int i;" will not get storage allocated.
*/ */
if ((Decl.StorageClass & SC_FUNC) != SC_FUNC && if ((Decl.StorageClass & SC_FUNC) != SC_FUNC &&
(Decl.StorageClass & SC_TYPEDEF) != SC_TYPEDEF && (Decl.StorageClass & SC_TYPEDEF) != SC_TYPEDEF &&
((Spec.Flags & DS_DEF_STORAGE) != 0 || ((Spec.Flags & DS_DEF_STORAGE) != 0 ||
(Decl.StorageClass & (SC_STATIC | SC_EXTERN)) == SC_STATIC)) { (Decl.StorageClass & SC_STATIC) != 0 ||
((Decl.StorageClass & SC_EXTERN) != 0 &&
CurTok.Tok == TOK_ASSIGN))) {
/* We will allocate storage */ /* We will allocate storage */
Decl.StorageClass |= SC_STORAGE | SC_DEF; Decl.StorageClass |= SC_STORAGE | SC_DEF;