Fix a compiler warning when -Wshadow is used.

[libserialport.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index f01644b95c2f1a89c5e73e34a47f4fa1f689206d..b8589d05fd6404860e72921f920acfd2e6ec5f77 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -39,7 +39,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 
 # Enable more compiler warnings.
-CFLAGS="$CFLAGS -std=c99 -Wall -Wextra -pedantic -Wmissing-prototypes"
+CFLAGS="$CFLAGS -std=c99 -Wall -Wextra -pedantic -Wmissing-prototypes -Wshadow"
 
 # Checks for programs.
 AC_PROG_CC