https://llvm.org/bugs/show_bug.cgi?id=26468
Bug ID: 26468
Summary: -Wuninitialized warning on empty struct
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: -New Bugs
Assignee: unassignedclangb...@nondot.org
Reporter: hjl.to...@gmail.com
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
[hjl@gnu-6 empty-2]$ cat x.c
struct empty {};
struct empty
foo (void)
{
struct empty s;
return s;
}
[hjl@gnu-6 empty-2]$ make
/export/build/gnu/llvm-clang-bootstrap/stage1/build-x86_64-linux/bin/clang -m32
-S -O -Wall x.c
x.c:7:10: warning: variable 's' is uninitialized when used here
[-Wuninitialized]
return s;
^
x.c:6:3: note: variable 's' is declared here
struct empty s;
^
1 warning generated.
[hjl@gnu-6 empty-2]$
Shouldn't empty struct be a special case here?
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