Don't bother to cleanup in error cases

These tools are "one-shot", nobody cares about memory leaks while
the program is running.

Bring back -Os, no more false positives because there's no interaction
between gotos and setjmp/longjmp.

1 files changed, 1 insertions, 1 deletions

diff --git a/config.mk b/config.mk
index a34fe2d..b6af2cf 100644
--- a/config.mk
+++ b/config.mk
@@ -7,7 +7,7 @@ PREFIX = /usr/local
 LIBS = -lpng
 
 # flags
-CFLAGS = -std=c90 -ansi -pedantic -Wall -Wextra
+CFLAGS = -std=c90 -ansi -pedantic -Wall -Wextra -Os
 LDFLAGS = -s ${LIBS}
 
 # compiler and linker