https://bugs.llvm.org/show_bug.cgi?id=38382
Bug ID: 38382
Summary: Buggy note
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: -New Bugs
Assignee: unassignedclangb...@nondot.org
Reporter: abramo.bagn...@bugseng.com
CC: llvm-bugs@lists.llvm.org
$ cat a.c
extern double printf;
$ clang-7 -c a.c
a.c:1:15: error: redefinition of 'printf' as different kind of symbol
extern double printf;
^
a.c:1:15: note: unguarded header; consider using #ifdef guards or #pragma once
a.c:1:15: note: previous definition is here
1 error generated.
The first note is completely wrong (also the second is weird, but it seems a
less severe problem).
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