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[5/9] div0: add warning option -Wdiv-by-zero

Message ID 20170531032207.95830-6-luc.vanoostenryck@gmail.com (mailing list archive)
State Superseded, archived
Headers show

Commit Message

Luc Van Oostenryck May 31, 2017, 3:22 a.m. UTC 
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
---
 lib.c | 2 ++
 lib.h | 1 +
 2 files changed, 3 insertions(+)
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Patch

diff --git a/lib.c b/lib.c
index e1e6a1cbf..af2ad83a2 100644
--- a/lib.c
+++ b/lib.c
@@ -225,6 +225,7 @@  int Wdecl = 1;
 int Wdeclarationafterstatement = -1;
 int Wdefault_bitfield_sign = 0;
 int Wdesignated_init = 1;
+int Wdiv_by_zero = 1;
 int Wdo_while = 0;
 int Winit_cstring = 0;
 int Wenum_mismatch = 1;
@@ -502,6 +503,7 @@  static const struct warning {
 	{ "declaration-after-statement", &Wdeclarationafterstatement },
 	{ "default-bitfield-sign", &Wdefault_bitfield_sign },
 	{ "designated-init", &Wdesignated_init },
+	{ "div-by-zero", &Wdiv_by_zero },
 	{ "do-while", &Wdo_while },
 	{ "enum-mismatch", &Wenum_mismatch },
 	{ "sparse-error", &Wsparse_error },
diff --git a/lib.h b/lib.h
index 2c8529f93..820e69476 100644
--- a/lib.h
+++ b/lib.h
@@ -112,6 +112,7 @@  extern int Wdecl;
 extern int Wdeclarationafterstatement;
 extern int Wdefault_bitfield_sign;
 extern int Wdesignated_init;
+extern int Wdiv_by_zero;
 extern int Wdo_while;
 extern int Wenum_mismatch;
 extern int Wsparse_error;