diff options
Diffstat (limited to '14.2.0/gentoo/02_all_default-warn-format-security.patch')
| -rw-r--r-- | 14.2.0/gentoo/02_all_default-warn-format-security.patch | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/14.2.0/gentoo/02_all_default-warn-format-security.patch b/14.2.0/gentoo/02_all_default-warn-format-security.patch new file mode 100644 index 0000000..439d9d8 --- /dev/null +++ b/14.2.0/gentoo/02_all_default-warn-format-security.patch @@ -0,0 +1,21 @@ +Enable -Wformat and -Wformat-security by default. +--- a/gcc/c-family/c.opt ++++ b/gcc/c-family/c.opt +@@ -770,7 +770,7 @@ Warn about function calls with format strings that write past the end + of the destination region. + + Wformat-security +-C ObjC C++ ObjC++ Var(warn_format_security) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 2, 0) ++C ObjC C++ ObjC++ Var(warn_format_security) Init(1) Warning LangEnabledBy(C ObjC C++ ObjC++,Wformat=, warn_format >= 2, 0) + Warn about possible security problems with format functions. + + Wformat-signedness +@@ -795,7 +795,7 @@ C ObjC C++ ObjC++ Var(warn_format_zero_length) Warning LangEnabledBy(C ObjC C++ + Warn about zero-length formats. + + Wformat= +-C ObjC C++ ObjC++ Joined RejectNegative UInteger Var(warn_format) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) IntegerRange(0, 2) ++C ObjC C++ ObjC++ Joined RejectNegative UInteger Var(warn_format) Init(1) Warning LangEnabledBy(C ObjC C++ ObjC++,Wall, 1, 0) IntegerRange(0, 2) + Warn about printf/scanf/strftime/strfmon format string anomalies. + + Wframe-address |