Added DEBUG=true flag to makefile

When compileing with DEBUG=true, gcc will build with no
optimizations and with debugging symbols.
When compileing without DEBUG=true, gcc with build with
-O3 and no debugging symbols.

1 files changed, 7 insertions, 2 deletions

diff --git a/Makefile b/Makefile
index 88e0e9d..763a2e8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,13 @@
-CFLAGS = -I. -L. -std=c99 -pedantic -Wall -Werror -O3 -g
-CC = gcc
+CFLAGS = -I. -L. -std=c99 -pedantic
+CC?=gcc
 LIBNAME = libctemplates.a
 BIN_POSTFIX = .exe
 
+ifeq ($(DEBUG),true)
+	CFLAGS += -g -O0 -Wall -Werror
+else
+	CFLAGS += -03
+endif
 
 TEST_1_NAME = t/test_1$(BIN_POSTFIX)