flexarray: Accept empty ones

See testcase, it's a GNU extension, but widely accepted (the linux kernel uses it). This got broken with 72b520e709d.

Michael Matz committed 4 years ago

Commit ebb4e711 parent 97125412 files · +5 −0Browse files

Unified · Split

2 files

@@ -7660,6 +7660,10 @@ static void decl_initializer(init_params p, CType type, unsigned long c, int f · 7659 unmodified lines
7660	7660	}
7661	7661
7662	7662	len = 0;
	7663	+ /* GNU extension: if the initializer is empty for a flex array,
	7664	+ it's size is zero. We won't enter the loop, so set the size
	7665	+ now. */
	7666	+ decl_design_flex(p, s, len);
7663	7667	while (tok != '}' \|\| (flags & DIF_HAVE_ELEM)) {
7664	7668	len = decl_designator(p, type, c, &f, flags, len);
7665	7669	flags &= ~DIF_HAVE_ELEM;

@@ -15,6 +15,7 @@ int f1int (void) { · 14 unmodified lines
15	15	struct wint q = {"bugs"};
16	16	return !s[0];
17	17	}
	18	+int empty[] = {}; // GNU extension
18	19	int main (void) {
19	20	char s[9]="nonono";
20	21	static struct wchar q = {"bugs", {'c'}};

Keyboard shortcuts