This protects against variable initialization like "int x = x". gcc apparently treats this as an intentional way to suppress uninitialized or unused variable warnings, but in my case it has caused at least one confusing bug.
Signed-off-by: Zebediah Figura z.figura12@gmail.com --- configure.ac | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/configure.ac b/configure.ac index b282cc76657..534c7c2d965 100644 --- a/configure.ac +++ b/configure.ac @@ -1045,6 +1045,7 @@ then WINE_TRY_CROSSCFLAGS([-Wdeclaration-after-statement]) WINE_TRY_CROSSCFLAGS([-Wempty-body]) WINE_TRY_CROSSCFLAGS([-Wignored-qualifiers]) + WINE_TRY_CROSSCFLAGS([-Winit-self]) WINE_TRY_CROSSCFLAGS([-Wpacked-not-aligned],[EXTRACROSSCFLAGS="$EXTRACROSSCFLAGS -Wno-packed-not-aligned"]) WINE_TRY_CROSSCFLAGS([-Wpragma-pack],[EXTRACROSSCFLAGS="$EXTRACROSSCFLAGS -Wno-pragma-pack"]) WINE_TRY_CROSSCFLAGS([-Wshift-overflow=2]) @@ -2025,6 +2026,7 @@ then WINE_TRY_CFLAGS([-Wdeclaration-after-statement]) WINE_TRY_CFLAGS([-Wempty-body]) WINE_TRY_CFLAGS([-Wignored-qualifiers]) + WINE_TRY_CFLAGS([-Winit-self]) WINE_TRY_CFLAGS([-Wpacked-not-aligned],[EXTRACFLAGS="$EXTRACFLAGS -Wno-packed-not-aligned"]) WINE_TRY_CFLAGS([-Wpragma-pack],[EXTRACFLAGS="$EXTRACFLAGS -Wno-pragma-pack"]) WINE_TRY_CFLAGS([-Wshift-overflow=2])