http://d.puremagic.com/issues/show_bug.cgi?id=2564
Summary: CTFE: the index in a tuple foreach is uninitialized (bogus error) Product: D Version: 2.023 Platform: PC OS/Version: Windows Status: NEW Keywords: rejects-valid Severity: normal Priority: P2 Component: DMD AssignedTo: bugzi...@digitalmars.com ReportedBy: clugd...@yahoo.com.au int foo(E...)(string[2] s) { foreach(int i,T; E) { auto z = s[i].dup; } return 0; } static x = foo!(int, int)(["x", "y"]); --- bug.d(4): Error: variable i is used before initialization bug.d(9): Error: cannot evaluate foo(&["x","y"]) at compile ti me bug.d(9): Error: cannot evaluate foo(&["x","y"]) at compile ti me --- A workaround: foreach(int j,T; E) { int i=j; ... } Does not happen in D1.039 --